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CN105130888A - 炔基吡啶类脯氨酰羟化酶抑制剂、其制备方法和医药用途 - Google Patents

炔基吡啶类脯氨酰羟化酶抑制剂、其制备方法和医药用途 Download PDF

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CN105130888A
CN105130888A CN201510648342.9A CN201510648342A CN105130888A CN 105130888 A CN105130888 A CN 105130888A CN 201510648342 A CN201510648342 A CN 201510648342A CN 105130888 A CN105130888 A CN 105130888A
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propyne
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张晓进
尤启冬
雷永华
胡天寒
吴杏森
孙昊鹏
郭小可
徐晓莉
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Jiangsu Hengrui Medicine Co Ltd
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China Pharmaceutical University
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Priority to CN201510648342.9A priority Critical patent/CN105130888A/zh
Priority to UAA201804628A priority patent/UA120407C2/uk
Priority to DK15905721.5T priority patent/DK3360862T3/da
Priority to JP2018515119A priority patent/JP6635562B2/ja
Priority to SI201531228T priority patent/SI3360862T1/sl
Priority to CA3000040A priority patent/CA3000040A1/en
Priority to PCT/CN2015/095728 priority patent/WO2017059623A1/zh
Priority to KR1020187012413A priority patent/KR20180063229A/ko
Priority to HUE15905721A priority patent/HUE049409T2/hu
Priority to US15/765,387 priority patent/US10889546B2/en
Priority to PL15905721T priority patent/PL3360862T3/pl
Priority to CN201580079971.2A priority patent/CN107848976B/zh
Priority to MX2018003832A priority patent/MX379007B/es
Priority to AU2015411258A priority patent/AU2015411258B2/en
Priority to LTEP15905721.5T priority patent/LT3360862T/lt
Priority to BR112018005969-2A priority patent/BR112018005969A2/zh
Priority to ES15905721T priority patent/ES2794002T3/es
Priority to PT159057215T priority patent/PT3360862T/pt
Priority to EP15905721.5A priority patent/EP3360862B1/en
Priority to RU2018113258A priority patent/RU2692494C1/ru
Publication of CN105130888A publication Critical patent/CN105130888A/zh
Priority to HK18107005.8A priority patent/HK1247613A1/zh
Priority to HRP20200907TT priority patent/HRP20200907T1/hr
Priority to US17/018,221 priority patent/US20200407319A1/en
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Abstract

本发明涉及药物化学领域。具体涉及一类炔基吡啶类脯氨酰羟化酶抑制剂(I)。实验表明该类化合物具有良好的脯氨酰羟化酶抑制活性,可以在细胞或动物模型上增强促红细胞生成素的生成与分泌,从而可以促进红细胞的生成,可应用于治疗或预防贫血症如慢性肾病贫血以及缺血性疾病如缺血性脑卒中、心肌缺血等相关疾病。本发明还公开了该类化合物的制备方法。

Description

炔基吡啶类脯氨酰羟化酶抑制剂、其制备方法和医药用途
技术领域
本发明涉及药物化学领域。具体涉及一类炔基吡啶类脯氨酰羟化酶抑制剂。该类化合物可增强促红细胞生成素及的生成与分泌,从而可以促进红细胞的生成,可应用于治疗或预防贫血症如慢性肾病贫血以及缺血性疾病如缺血性脑卒中、心肌缺血等相关疾病。
背景技术
贫血一般是指导致血液中氧水平降低的血红蛋白或红细胞的任何异常。贫血也可以与慢性感染、肿瘤疾病、慢性炎症包括接下来发生骨髓的炎症性抑制的病变等慢性疾病相关而发生。慢性疾病性贫血是医学领域中最常见的综合征之一,例如慢性肾病贫血。慢性肾病贫血形成的主要原因是促红细胞生成素(erythropoietin,EPO)分泌不足(NephrolDialTransplant17(2002)2-7)。EPO分泌不足会阻碍红细胞的生成,从而导致贫血的发生。EPO的表达与分泌受转录因子低氧诱导因子(hypoxiainduciblefactor,HIF)的调控。具有完整转录功能的HIF蛋白由HIF-α及HIF-β两个亚基组成,其中HIF-α亚基受脯氨酰羟化酶(prolylhydroxylase,PHD)的调控,PHD酶可以羟基化HIF-α从而促使其降解。在人体中,脯氨酰羟化酶2(PHD2)(JournalofMedicinalChemistry56(2013)9369-9402)是调控HIF水平的最主要亚型。当抑制体内脯氨酸羟化酶(PHD)的活性时,可以稳定体内HIF-α亚基,从而使其进入细胞核同细胞核内HIF-β亚基相结合,形成稳定的HIF二聚体,进一步引起下游基因的表达,从而促进EPO的表达与分泌。因此抑制脯氨酸羟化酶的活性可以提高HIF-α的水平,增加EPO的生成,从而促进红细胞成熟及提升血液输送氧气的能力,改善贫血或缺血症状。
发明内容
本发明提供了一种可以抑制脯氨酸羟化酶(PHD)活性的小分子化合物,其通过抑制PHD酶提高HIF-α的含量,从而增加EPO的生成与分泌,促进红细胞成熟及提升血液输送氧气的能力,用于治疗和预防贫血症以及缺血性疾病,如慢性肾病贫血、心肌缺血、脑缺血、中风等。本发明化合物结构如下:
其中X代表NH、NCH3或CH2;Y代表氢、羟基、甲氧基或乙氧基;L代表–CH2–、–CH2O–或R6代表氢、C1-C4烷基或苯基;n代表0或1;
R1代表C1-C4烷基、苯基、取代苯基、含氧或氮的5~6员芳杂环、取代的含氧或氮的5~6员芳杂环,所述取代基是C1-C4烷基、C1-C4烷氧基、C1-C4卤代烷基、卤素、氰基、 苯基或含氧或氮的5~6员芳杂环,其中R7代表C1-C4烷基;R8、R9各自独立地代表氢或C1-C4烷基,或者R8、R9连接形成3~7员含氮杂环;
R2代表氢、卤素或甲基;R3、R4各自独立地代表氢、甲基或乙基;
R5代表羟基、C1-C4烷氧基或–NR10R11;R10、R11各自独立地代表氢、甲基或乙基。
X优选代表NH。L优选代表–CH2–、–CH2O–或R6优选代表氢、甲基、叔丁基或苯基。R1优选代表取代苯环,取代基是甲基、乙基、异丙基、叔丁基、环丙基、甲氧基、叔丁氧基、环丙氧基、苯基、氰基、卤素、氟甲基、三氟甲基、咪唑基、乙酰氨基、环丙基甲酰氨基或其中R8、R9各自独立地代表氢、甲基、丁基或叔丁基,或两者连接形成环丙氨基、四氢吡咯基或N-甲基高哌嗪基。
R1还优选代表环丙基、叔丁基、苯基、萘基、喹啉基或苯并呋喃基。
R3或R4优选代表氢。R5优选代表-NH2、-NHCH3、羟基、甲氧基、异丙氧基、环丙氧基或环丙基甲氧基。
本发明同时包括化合物(I)的药学上可接受的盐,及其溶剂化物,都与化合物(I)有同样的药理功效。
本发明公开了一种药物组合物,其包含化合物(I)或其可药用盐,或溶剂合物,以及一种或多种可药用载体、稀释剂和赋形剂。
本发明还提供式(I)化合物和/或其可药用盐或溶剂合物在制备用于通过抑制脯氨酰羟化酶来治疗该酶介导的疾病的药物中的用途,所述疾病如贫血症,其可通过抑制脯氨酰羟化酶来治疗。
本发明的化合物临床所用剂量为0.01mg~1000mg/天,也可以根据病情的轻重或剂型的不同偏离此范围。
在某些实施方案中,根据式I的化合物可含有足以形成盐的酸性官能团。代表性的盐包括可药用金属盐如钠、钾、锂、钙、镁、铝和锌盐;可药用金属阳离子如钠、钾、锂、钙、镁、铝和锌的碳酸盐和碳酸氢盐;可药用有机伯胺、仲胺和叔胺,包括脂肪胺、芳香胺、脂肪二胺和羟基烷基胺,如甲胺、乙胺、2-羟基乙基胺、二乙胺、三乙胺、乙二胺、乙醇胺、二乙醇。
同时本发明还提供了式(I)相关化合物的制备方法,包括以下步骤:
其中R1、R2、R3、R4、X、Y、n、L定义同前。
其中中间体VI可通过下式进行合成得到,
下面是本发明化合物的部分药效学实验数据:
血管内皮生长因子(vascularendothelialgrowthfactor,VEGF)和EPO为体内HIF升高后的两个标志物(JournalofMedicinalChemistry55(2012)2945-2959),当PHD活性受到抑制后,体内HIF含量升高,其会进入细胞核诱导下游相关基因表达,使体内EPO、VEGF等蛋白表达含量升高,通过检测VEGF和EPO的表达来验证化合物在细胞水平是否具有抑制PHD活性,提高HIF的能力。同时FG-4592(专利WO2013013609A1)是一个目前已经进入临床III期的用于治疗贫血的PHD2抑制剂,本发明中FG-4592作为阳性对照化合物。
表1本发明中部分化合物的脯氨酰羟化酶抑制活性及其相关生物学活性
aND为未进行测试;b化合物的结构见具体实施例;cFG-4592的结构:
由表1可见,本发明的化合物具有较强的脯氨酰羟化酶2的抑制活性。
此外,专利US2007/0299086A1公开了一系列脯氨酰羟化酶抑制剂,其中活性较好的化合物结构:本发明化合物的特征在于吡啶母核5位含有炔基直接与吡啶环相连,并且该位点炔基的引入,可以大幅度提升化合物对脯氨酰羟化酶的抑制活性。为了对比本发明化合物与US2007/0299086A1化合物的活性,我们合成了US2007/0299086A1专利中的部分化合物(合成方法见TetrahedronLett.,2015,56(35),5017–5019.),并采用本发明中相同的活性测试方法、同一批次进行脯氨酰羟化酶抑制活性测定。本发明中部分化合物与US2007/0299086专利中化合物的对比结果如下:
表2本发明中部分化合物与专利US2007/0299086中化合物的对比情况
由表2化合物的数据对比可以看出,在其他基团基本相同的情况下,本发明中炔基的引入,可以显著提升化合物对脯氨酰羟化酶2的抑制活性。
荧光偏振法(BiochemicalandBiophysicalResearchCommunications337(2005)275–280),加药过后1h,使用荧光偏振仪器进行数据读取,以溶剂为对照,使用下面公式计算化合物对脯氨酰羟化酶的抑制剂率,同时使进行IC50的计算,结果见表1、3。
除了脯氨酰羟化酶2(PHD2)亚型之外,脯氨酰羟化酶3(PHD3)亚型可以调控HIF的含量,因此我们也测定了代表性化合物的PHD3抑制活性,其测试结果如下:
表3本发明部分化合物对脯氨酰羟化酶3的抑制活性
其中计算公式如下:%抑制率=100*(1-(实测数值-空白)/(阴性数值-空白))
由表1、3可见,本发明的化合物具有较强的脯氨酰羟化酶2、3的抑制活性,其中分部分化合物活性明显优于阳性药FG-4592。
以下是本发明部分化合物的细胞水平VEGF和细胞水平EPO活性的实验,方法参照(Bioorganic&MedicinalChemistryLetters23(2013)5953-5957),给药24h后分别采用VEGF、EPO试剂盒进行检测结果如表1所示。
Hep3B细胞:人肝癌细胞
由表1可见,本发明的化合物具有明显的提高细胞内VEGF,EPO水平的能力,表现出较好的细胞水平活性。
同时本发明的部分化合物也进行了细胞水平的免疫印迹试验(Western-blot),表4为本发明部分化合物是否对细胞HIF-α水平具有提高作用的实验结果
表4本发明部分化合物是否能够提高细胞HIF-α水平
同时部分化合物的细胞水平的免疫印迹试验(Western-blot)结果见图1.
以下是本发明部分化合物的动物水平VEGF和细胞水平EPO活性的实验,方法参照(JournalofMedicinalChemistry55(2012)2945-2959),给药4h时之后分别采用VEGF、EPO试剂盒进行检测结果如下图2所示。
由图2可见,本发明的化合物在动物水平可以明显提高VEGF、EPO的表达,说明本发明化合物在动物水平的有效性。
本发明的炔基吡啶类化合物无论在分子水平、细胞水平以及动物水平都具有良好的生物学活性。本发明的化合物可以在动物水平提升血液中红细胞生成素(EPO)的水平,进而促进红细胞的生成,可用于治疗或预防慢性疾病性相关的贫血、缺血性疾病及造血系统相关疾病。
附图说明
图1是部分化合物细胞水平的免疫印迹试验结果(Hep3B细胞:人肝癌细胞;化合物浓度50μM、250μM,给药24小时)
图2是化合物14、15、47、FG-4592在50μM浓度给药24h后细胞VEGF、EPO的提高水平实验(模型:小鼠C57Bl/6雄性8-9周)
具体实施方式
实施例1
2-(3-羟基-5-丙炔基)吡啶甲酰氨基乙酸
1)2-(3-羟基-5-溴吡啶)甲酰氨基乙酸甲酯的制备
将化合物III3-羟基-5-溴吡啶甲酸(3.47g,16mmol)溶于150mL二氯甲烷中,加入三乙胺7.3mL及HOBt(3.26g,24mmol),搅拌10min后加入EDCI(4.59g,24mmol),搅拌10min,加入甘氨酸甲酯盐酸盐(2.4g,19.2mmol)。室温反应,搅拌6h。分别用饱和碳酸氢钠(100mL),水洗(2×100mL),饱和食盐水(2×100mL)依次洗涤。无水硫酸钠干燥,减压蒸馏后,粗品用硅胶柱层析分离纯化(石油醚:乙酸乙酯=3:1),得白色固体化合物1.88g,率65.3%。m.p.143.6-145.7℃.1H-NMR(300MHz,CDCl3)δ11.90(s,1H),8.16(s,1H),7.54(d,J=1.83Hz,1H),7.28(d,J=1.86Hz,1H),4.25(d,J=3.3Hz,2H,),3.83(s,3H);EI-MSm/z:288/290[M]+.
2)2-(3-羟基-5-丙炔基)吡啶甲酰氨基乙酸甲酯的制备
将化合物2-(3-羟基-5-溴吡啶)甲酰氨基乙酸甲酯(288mg,1mmol)、丙炔(44mg,1.1mmol)溶于6mLDMF中,加入6mLN,N-二异丙基乙胺,40mg碘化亚铜,40mg二氯(二三苯基膦)钯,常规加热至80℃6h,或者微波加热至80℃反应15min,反应基本完全。反应结束后,加入二氯甲烷100mL,3mmol盐酸60mL,分液后用水(2×100mL),饱和食盐水(2×100mL)依次洗涤。无水硫酸钠干燥,减压蒸馏后,粗品用硅胶柱层析分离纯化(石油醚:乙酸乙酯=6:1),得白色固体化合物124.5mg,收率50.2%。m.p.119.2-121.5℃。1H-NMR(300MHz,CDCl3)δ8.91(s,1H),8.76(d,J=1.2Hz,1H),8.20(s,1H),7.69(d,J=1.2Hz,1H),3.92(s,2H),3.64(s,3H),1.85(s,3H);EI-MSm/z:248[M]+.
3)标题化合物2-(3-羟基-5-丙炔基)吡啶甲酰氨基乙酸的制备
将2-(3-羟基-5-丙炔基)吡啶甲酰氨基乙酸甲酯(100.0mg,0.4mmol)溶于10mL四氢呋喃中,加入1M氢氧化锂3mL,加热至30℃反应3h,反应完全。反应结束后,加压蒸馏除去反应液中的四氢呋喃,冰浴条件下加入3mmol稀盐酸,有白色固体吸出,抽滤干燥后得白色产物61.0mg,收率65.2%。m.p.179.1-181.3℃。1H-NMR(300MHz,DMSO-d6)δ8.91(s,1H),8.76(d,J=1.2Hz,1H),8.20(s,1H),7.70(d,J=1.3Hz,1H),3.60(s,2H),1.85(s,3H);EI-MSm/z:234[M]+.
实施例2
2-(3-羟基-5-异丙基乙炔基)吡啶甲酰氨基乙酸
按实施例1的方法,用异丙基乙炔(74.8mg,1.1mmol)替换丙炔,得白色固体产物112.0mg,两部收率42.7%。m.p.155.5-157.8℃。1H-NMR(300MHz,DMSO-d6)δ8.91(s,1H),8.79(d,J=1.2Hz,1H),8.20(s,1H),7.70(d,J=1.2Hz,1H),3.60(s,2H),2.89-2.85(m,1H),1.26(d,J=6.8Hz,6H);EI-MSm/z:262[M]+.
实施例3
2-(3-羟基-5-叔丁基乙炔基)吡啶甲酰氨基乙酸
按实施例1的方法,用叔丁基乙炔(90.2mg,1.1mmol)替换丙炔,得白色固体化合物98.0mg,两步收率35.5%。m.p.165.2-167.8℃。1HNMR(300MHz,DMSO-d6)δ8.78(d,J=1.2Hz,1H),8.20(s,1H),7.69(d,J=1.2Hz,1H),3.60(s,2H),1.27(s,9H);EI-MSm/z:276[M]+.
实施例4
2-(3-羟基-5-环丙乙炔基)吡啶甲酰氨基乙酸
按实施例1的方法,用环丙基乙炔(72.6mg,1.1mmol)替换丙炔,得白色固体化合物得白色固体化合物79.1mg,两部收率30.42%。m.p.154.2-155.4℃。1HNMR(300MHz,DMSO-d6)δ8.68(d,J=1.3Hz,1H),8.20(s,1H),7.63(d,J=1.3Hz,1H),3.60(s,2H),1.41-1.32(m,1H),0.63–0.44(m,2H),0.45–0.25(m,2H);EI-MSm/z:261[M]+.
实施例5
2-(3-羟基-5-苯基乙炔基)吡啶甲酰氨基乙酸
按实施例1的方法,用苯乙炔(112.2mg,1.1mmol))替换丙炔,得白色固体化合物得白色固体化合物102.2mg,两步收率34.4%。m.p.172.1-173.9℃。1HNMR(300MHz,DMSO-d6)δ8.75(d,J=1.2Hz,1H),8.20(s,1H),7.68(d,J=1.3Hz,1H),7.60–7.49(m,2H),7.48–7.27(m,3H),3.89(s,2H);EI-MSm/z:296[M]+.
实施例6
2-(3-羟基-5-苯基乙炔基)吡啶甲酰氨基乙酸甲酯
将化合物2-(3-羟基-5-溴吡啶)甲酰氨基乙酸甲酯(288mg,1mmol)、苯基乙炔(110.2mg,1.1mmol)溶于6mLDMF中,加入6mLN,N-二异丙基乙胺,40mg碘化亚铜,40mg二氯(二三苯基膦)钯,常规加热至80℃6h,或者微波加热至80℃反应15min,反应基本完全。反应结束后,加入二氯甲烷100mL,3mmol盐酸60mL,分液后用水(2×100mL),饱和食盐水(2×100mL)依次洗涤。无水硫酸钠干燥,减压蒸馏后,粗品用硅胶柱层析分离纯化(石油醚:乙酸乙酯=6:1),得白色固体化合物140.0mg,收率45.2%。m.p.109.7-111.9℃。1HNMR(300MHz,DMSO-d6)δ8.77(d,J=1.2Hz,1H),8.20(s,1H),7.69(d,J=1.2Hz,1H),7.60–7.49(m,2H),7.48–7.27(m,3H),3.92(s,2H),3.64(s,3H);EI-MSm/z:310[M]+.
实施例7
2-(3-羟基-5-对甲苯基乙炔基-6-甲基)吡啶甲酰氨基乙酸
按实施例1的方法,用3-羟基-5-溴-6-甲基吡啶甲酸(372mg,2mmol)替换3-羟基-5-溴吡啶甲酸,对甲基苯乙炔(127.6mg,1.1mmol)替换丙炔,得到白色固体产物120.3mg,三步收率18.5%。m.p.223.3-225.6℃。1HNMR(300MHz,DMSO-d6)δ8.20(s,1H),7.67(s,1H),7.51–7.40(m,2H),7.01-7.17(m,1.1Hz,2H),3.88(s,2H),2.73(s,3H),2.34(t,J=1.1Hz,3H);EI-MSm/z:324[M]+.
实施例8
2-(3-羟基-5-对甲氧基苯基乙炔基-6-氯)吡啶甲酰氨基乙酸
按实施例1的方法,用3-羟基-5-溴-6-氯吡啶甲酸(412mg,2mmol)替换3-羟基-5-溴吡啶甲酸,对甲氧基苯乙炔(145.2mg,1.1mmol)替换丙炔,得到淡黄色固体产物127.0mg,三步收率17.6%。m.p.232.2-2.34.3℃。1HNMR(300MHz,DMSO-d6)δ8.20(s,1H),7.85(s,1H),7.51–7.40(m,2H),7.00–6.89(m,2H),3.80(s,3H),3.60(s,2H);EI-MSm/z:360[M]+.
实施例9
2-(3-羟基-5-对环丙基苯基乙炔基吡啶)甲酰氨基丙酸
按实施例1的方法,用丙氨酸甲酯盐酸盐替换甘氨酸甲酯盐酸盐,用对环丙基苯乙炔(156.2mg,1.1mmol)替换丙炔得到白色固体产物77mg,两步收率22.0%;m.p.202.5-204.7℃。1HNMR(300MHz,DMSO-d6)δ8.85(d,J=1.2Hz,1H),7.74(d,J=1.2Hz,1H),7.57–7.46(m,2H),7.20–7.04(m,3H),4.31-4.40(m,=1H),1.94–1.77(m,1H),1.42(d,J=6.8Hz,3H),1.21–1.06(m,2H),0.82-0.90(m,2H);EI-MSm/z:350[M]+.
实施例10
2-(3-羟基-5-对氟苯基乙炔基吡啶)甲酰氨基丁酸
按实施例1的方法,用丁氨酸甲酯盐酸盐替换甘氨酸甲酯盐酸盐,用对氯苯乙炔(149.6mg,1.1mmol)替换丙炔得到淡黄色固体产物145mg,两步收率40.5%。m.p.177.6-179.9℃。1HNMR(300MHz,DMSO-d6)δ8.77(d,J=1.2Hz,1H),7.69(d,J=1.3Hz,1H),7.58–7.48(m,2H),7.46–7.35(m,2H),7.08(s,1H),4.60(d,J=1.4Hz,1H),2.11–1.82(m,2H),1.02(t,J=6.0Hz,3H).EI-MSm/z:342[M]+.
实施例11
2-(3-羟基-5-对氟苯基乙炔基吡啶)甲酰氨基丁酸
按实施例1的方法,用异丁氨酸甲酯盐酸盐替换甘氨酸甲酯盐酸盐,用对氟苯乙炔(149.6mg,1.1mmol)替换丙炔得到淡黄色固体产物115mg,两步收率32.12%。m.p.175.4-177.5℃。1HNMR(300MHz,DMSO-d6)δ8.94(s,1H),8.75(d,J=1.2Hz,1H),7.67(d,J=1.3Hz,1H),7.58–7.47(m,2H),7.45–7.35(m,2H),1.55(s,6H).EI-MSm/z:342[M]+.
实施例12
4-(3-羟基5-(4-乙基苯基炔基))吡啶-4-氧代丁酸
(1)4-(3-羟基-5-溴吡啶-2基)-4-氧代丁酸甲酯的制备
将化合物3-羟基-5-溴吡啶(348mg,2mmol)溶于40mL二氯甲烷,冰浴条件下加入丁二酸单甲酯酰氯(400mg,4mmol),三氯化铝100mg,常温反应2小时。反应结束后,加入水,3M盐酸,分液后,以此用(2×100mL),饱和食盐水(1×100mL)依次洗涤。无水硫酸钠干燥,减压蒸馏后,粗品用硅胶柱层析分离纯化(石油醚:乙酸乙酯=5:1),得白色固体化合物196.5mg,收率34..1%。156.6-158.2m.p.℃。1HNMR(300MHz,CDCl3)δ8.64(d,J=1.3Hz,1H),7.77(d,J=1.3Hz,1H),3.63(s,3H),3.05(t,J=7.1Hz,2H),2.78(t,J=7.0Hz,2H).EI-MSm/z:287[M]+.
(2)4-(3-羟基-5-对乙基苯基炔基吡啶-2基)-4-氧代丁酸甲酯的制备
将化合物4-(3-羟基-5-溴吡啶-2基)-4-氧代丁酸甲酯(190mg,0.66mmol)、对乙基苯乙炔(94mg,0.72mmol)溶于6mLDMF中,加入6mLN,N-二异丙基乙胺,40mg碘化亚铜,40mg二氯(二三苯基膦)钯,常规加热至80℃6h,或者微波加热至80℃反应15min,反应基本完全。反应结束后,加入二氯甲烷100mL,3mmol盐酸60mL,分液后用水(2×100mL),饱和食盐水(2×100mL)依次洗涤。无水硫酸钠干燥,减压蒸馏后,粗品用硅胶柱层析分离纯化(石油醚:乙酸乙酯=6:1),得白色固体化合物84.5mg,收率38.1%。m.p.109.5-112.1℃。1HNMR(300MHz,CDCl3)δ8.76(d,J=1.2Hz,1H),7.63(d,J=1.3Hz,1H),7.57–7.46(m,2H),7.20-7.06(m,2H),3.63(s,3H),2.84–2.64(m,4H),2.58(t,J=5.7Hz,2H),1.19(t,J=6.6Hz,3H).EI-MSm/z:337[M]+.
(3)标题化合物4-(3-羟基5-(4-乙基苯基炔基))吡啶-4-氧代丁酸的制备
将2-(3-羟基-5-丙炔基)吡啶甲酰氨基乙酸甲酯(70.0mg,0.2mmol)溶于10mL四氢呋喃中,加入1M氢氧化锂3mL,加热至30℃反应3h,反应完全。反应结束后,加压蒸馏除去反应液中的四氢呋喃,冰浴条件下加入3mmol稀盐酸,有白色固体吸出,抽滤干燥后得白色产物41.0mg,收率56.9%。m.p.185.7-187.8℃。1HNMR(300MHz,DMSO-d6)δ8.77(d,J=1.2Hz,1H),7.64(d,J=1.2Hz,1H),7.57–7.46(m,2H),7.20-7.17(m,2H),2.87(t,J=5.4Hz,2H),2.78–2.62(m,4H),1.19(t,J=6.6Hz,3H).EI-MSm/z:358[M]+.
实施例13
N-(6-溴-5-对甲基苯基乙炔-3-羟基-2-吡啶)甲酰基-N-甲基甘氨酸
制备方法同实施例1,用N-甲基甘氨酸甲酯盐酸盐(333.2mg,2.4mmol),对甲基苯乙炔(255.2mg,2.2mmol),5,6-二溴-3-羟基吡啶甲酸(592mg,2mmol)分别替代甘氨酸甲酯盐酸盐,丙炔,5-溴-3-羟基吡啶甲酸,水解后得淡黄色固体,121.0mg,三步收率15.1%.m.p.227.1-229.4℃。1HNMR(300MHz,DMSO-d6)δ7.79(s,1H),7.55–7.44(m,2H),7.12-7.09(m,2H),3.90(s,2H),3.05(s,3H),2.34(s,2H),2.34(d,J=2.3Hz,1H).EI-MSm/z:402/404[M]+.
实施例14
2-(3-羟基-5-间甲基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用间甲基苯乙炔(127.6mg,1.1mmol)替换丙炔,得白色固体产物106.0mg,三步反应收率34.2%。m.p.229.2-231.3℃。1HNMR(300MHz,DMSO-d6)δ8.75(d,J=1.3Hz,1H),8.20(s,1H),7.67(d,J=1.2Hz,1H),7.54–7.43(m,2H),7.15–7.05(m,2H),3.60(s,2H),2.34(d,J=1.1Hz,3H).EI-MSm/z:310[M]+.
实施例15
2-(3-羟基-5-对氟苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用对氟苯基乙炔(132.0mg,1.1mmol)替换丙炔,得白色固体产物112.4mg,三步反应收率36.1%。m.p.187.8-200.7℃。1HNMR(300MHz,DMSO-d6)δ8.75(d,J=1.3Hz,1H),8.20(s,1H),7.69–7.52(m,3H),7.13–6.99(m,2H),3.60(s,2H).EI-MSm/z:314[M]+.
实施例16
2-(3-羟基-5-对甲氧基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用对甲氧基苯乙炔(145.2mg,1.1mmol)替换丙炔,得白色固体产物142.4mg,三步反应收率43.5%。m.p.219.2-221.3℃。1HNMR(300MHz,DMSO-d6)δ8.73(d,J=1.2Hz,1H),8.20(s,1H),7.67(d,J=1.2Hz,1H),7.50–7.39(m,2H),7.00–6.89(m,2H),3.80(s,3H),3.60(s,2H).EI-MSm/z:326[M]+.
实施例17
2-(3-羟基-5-间甲氧基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用间甲氧基苯乙炔(145.2mg,1.1mmol)替换丙炔,得淡黄色固体产物92.4mg,三步反应收率28.3%。m.p.220.2-222.5℃。1HNMR(300MHz,DMSO-d6)δ8.77(d,J=1.3Hz,1H),8.20(s,1H),7.67(d,J=1.2Hz,1H),7.29(t,J=7.4Hz,1H),7.24–7.08(m,2H),6.95-6.91(m,1H),3.81(s,3H),3.60(s,2H).EI-MSm/z:326[M]+.
实施例18
2-(3-羟基-5-(联苯-4-基乙炔基))吡啶甲酰氨基乙酸
制备方法同实施例1,用联苯基乙炔(195.8mg,1.1mmol)替换丙炔,得棕色固体产物82.2mg,三步反应收率22.1%。m.p.242.5-244.3℃。1HNMR(300MHz,DMSO-d6)δ8.87(d,J=1.2Hz,1H),8.20(s,1H),7.81–7.69(m,3H),7.67–7.53(m,4H),7.51–7.37(m,2H),7.39–7.26(m,1H),3.60(s,2H).EI-MSm/z:372[M]+.
实施例19
2-(3-羟基-5-对氰基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用对氰基苯乙炔(139.7mg,1.1mmol)替换丙炔,得白色固体产物65.7mg,三步反应收率20.4%。m.p.195.2-197.7℃。1HNMR(300MHz,DMSO-d6)δ8.75(d,J=1.3Hz,1H),8.20(s,1H),7.81–7.64(m,3H),7.63–7.52(m,2H),3.60(s,2H).EI-MSm/z:321[M]+.
实施例20
2-(3-羟基-5-邻氰基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用邻氰基苯乙炔(139.7mg,1.1mmol)替换丙炔,得白色固体产物55.2mg,三步反应收率17.2%。m.p.182.2-184.8℃。1HNMR(300MHz,DMSO-d6)δ8.87(d,J=1.3Hz,1H),8.20(s,1H),7.76(dd,J=7.4,2.1Hz,1H),7.67-7.65(m,2H),7.60-7.55(m,1H),7.51-7.47(m,1H),3.60(s,2H).EI-MSm/z:321[M]+.
实施例21
2-(3-羟基-5-对三氟甲基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用对三氟甲基苯乙炔(187.0mg,1.1mmol)替换丙炔,得乳白色固体产物105.2mg,三步反应收率28.8%。m.p.201.5-2.3.8℃。1HNMR(300MHz,DMSO-d6)δ8.78(d,J=1.2Hz,1H),8.20(s,1H),7.70(d,J=1.2Hz,1H),7.63–7.47(m,4H),3.60(s,2H).EI-MSm/z:364[M]+.
实施例22
2-(3-羟基-5-对乙酰氨基苯基乙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用对乙酰氨基苯乙炔(174.0mg,1.1mmol)替换丙炔,得白色固体产物75.9mg,三步反应收率21.5%。m.p.251.2-253.7℃。1HNMR(300MHz,DMSO-d6)δ8.77(d,J=1.3Hz,1H),8.20(s,1H),7.85–7.63(m,5H),3.60(s,2H),2.10(s,3H).EI-MSm/z:353[M]+.
实施例23
2-(3-羟基-5-对二甲氨基甲酰基苯基乙炔基)吡啶甲酰氨基乙酰胺
制备方法同实施例1,用对二甲氨基甲酰基苯乙炔(190.3mg,1.1mmol)替换丙炔,用甘氨酰胺(110mg,1.5mmol)替换甘氨酸甲酯盐酸盐,得白色固体产物95.9mg,三步反应收率26.2%。m.p.229.1-231.5℃。1HNMR(300MHz,CDCl3)δ8.78(d,J=1.3Hz,1H),8.20(s,1H),7.77–7.59(m,5H),6.49(s,2H),3.84(s,2H),3.03(s,6H).EI-MSm/z:366[M]+.
实施例24
2-(3-羟基-5-对丁酰胺氨基苯基乙炔基)吡啶甲酰氨基乙酸环丙甲酯
制备方法同实施例6,用对丁酰胺基苯乙炔(205.7mg,1.1mmol)替换丙炔,用甘氨酸环丙甲酯替换甘氨酸甲酯盐酸盐得棕色固体产物75.4mg,三步反应收率12.3%。m.p.178.5-180.2℃。1HNMR(300MHz,CDCl3)δ8.87(d,J=1.2Hz,1H),7.85–7.65(m,6H),4.00(d,J=7.0Hz,2H),3.92(s,2H),2.42(t,J=8.0Hz,2H),1.76-1.66(m,2H),1.50–1.17(m,3H),0.95(t,J=7.9Hz,3H),0.61–0.48(m,2H),0.29-0.23(m,2H).EI-MSm/z:449[M]+.
实施例25
2-(3-羟基-5-对丁氨甲酰基苯基乙炔基)吡啶甲酰氨基乙酸异丙酯
制备方法同实施例6,用对丁氨甲酰基苯乙炔(205.7mg,1.1mmol)替换丙炔,用甘氨酸异丙酯替换甘氨酸甲酯盐酸盐,得棕色固体产物81.4mg,三步反应收率18.6%。m.p.187.2-189.5℃。1HNMR(300MHz,CDCl3)δ8.81(s,1H),8.20(s,1H),7.85–7.73(m,3H),7.71–7.61(m,2H),5.88(s,1H),5.02-4.93(m,1H),3.92(s,2H),3.31(t,J=7.5Hz,2H),1.59-1.56(m,J=7.8Hz,2H),1.39–1.25(m,2H),1.16(d,J=6.8Hz,6H),0.88(t,J=7.9Hz,3H).EI-MSm/z:437[M]+.
实施例26
N-乙基-(2-(3-羟基-5-对环丙甲酰氨基苯基乙炔基)吡啶甲酰氨基)乙酰胺
制备方法同实施例6,用对环丙甲酰氨基苯乙炔(203.5mg,1.1mmol)替换丙炔,用N-乙基甘氨酰胺替换甘氨酸甲酯盐酸盐,得棕色固体产物71.4mg,三步反应收率18.3%。m.p.195.2-197.7℃。1HNMR(300MHz,CDCl3)δ9.50(s,1H),9.23(s,1H),8.83(d,J=1.3Hz,1H),8.20(s,1H),7.83–7.64(m,5H),3.85(s,2H),3.21(q,J=6.3Hz,2H),1.73-1.64(m,1H),1.22(t,J=6.3Hz,3H),1.11–0.90(m,4H).EI-MSm/z:406[M]+.
实施例27
N-甲基-(2-(3-羟基-5-(3-苯氧基丙炔-1-基)吡啶甲酰氨基)乙酰胺
制备方法同实施例6,用3-苯氧基丙炔(145.2mg,1.1mmol)替换丙炔,用N-甲基甘氨酰胺替换甘氨酸甲酯盐酸盐,得棕色固体产物91.2mg,三步反应收率26.9%。m.p.192.2-194.4℃。1HNMR(300MHz,CDCl3)δ8.67(d,J=1.2Hz,1H),8.20(s,1H),7.66(d,J=1.2Hz,1H),7.37–7.23(m,2H),6.94-6.85(m,3H),6.09(s,1H),4.68(s,2H),3.85(s,2H),2.82(s,3H).EI-MSm/z:339[M]+.
实施例28
2-(3-羟基-5-(3-对氯苯氧基丙炔-1-基))吡啶甲酰氨基乙酰胺
制备方法同实施例1,用3-(对氯苯氧基)丙炔(182.6mg,1.1mmol)替换丙炔,干氨酰胺替换甘氨酸甲酯盐酸盐,得到棕色产物54.0mg,三步收率15.1%。m.p.152.2-154.6℃。1HNMR(300MHz,DMSO-d6)δ8.91(s,1H),8.64(d,J=1.3Hz,1H),7.68(d,J=1.3Hz,1H),7.36–7.26(m,2H),7.12(s,2H),6.99–6.89(m,2H),4.73(s,2H),3.85(s,2H).EI-MSm/z:359[M]+.
实施例29
2-(3-羟基-5-(3-对乙基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸甲酯
制备方法同实施例6,用3-(对乙基苯氧基)丙炔(160.6mg,1.1mmol)替换丙炔,得白色固体产物105.0mg,收率28.5%。m.p.112.2-114.3℃。1HNMR(300MHz,DMSO-d6)δ8.91(s,1H),8.67(d,J=1.3Hz,1H),7.69(d,J=1.3Hz,1H),7.19-7.13(m,2H),6.92–6.82(m,2H),4.68(s,2H),3.86(s,2H),3.63(s,3H),2.73-2.70(m,J=6.6,1.1Hz,2H),1.19(t,J=6.6Hz,3H).EI-MSm/z:368[M]+.
实施例30
2-(3-羟基-5-(3-对氰基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸异丙酯
制备方法同实施例6,用3-(对氰基苯氧基)丙炔(172.7mg,1.1mmol)替换丙炔,甘氨酸异丙酯替换甘氨酸甲酯盐酸盐,得白色固体产物126.0mg,收率32.1%。m.p.120.2-123.1℃。1HNMR(300MHz,DMSO-d6)δ8.91(s,1H),8.62(d,J=1.2Hz,1H),7.79–7.66(m,3H),7.20–7.09(m,2H),4.91-4.87(m,J=6.8Hz,1H),4.68(s,2H),3.86(s,2H),1.14(d,J=6.8Hz,6H).EI-MSm/z:393[M]+.
实施例31
2-(3-羟基-5-(3-对氟苯氧基丙炔-1-基))吡啶甲酰氨基乙酸环丙酯
制备方法同实施例6,用3-(对氟基苯氧基)丙炔(165.0mg,1.1mmol)替换丙炔,甘氨酸环丙酯替换甘氨酸甲酯盐酸盐,得白色固体产物117.0mg,收率30.4%。m.p.107.2-109.9℃。1HNMR(300MHz,DMSO-d6)δ8.91(s,1H),8.76(d,J=1.3Hz,1H),7.78(d,J=1.3Hz,1H),7.26–7.12(m,2H),7.09–6.96(m,2H),4.68(s,2H),3.86(s,2H),3.33(p,J=7.0Hz,1H),0.47-0.45(m,2H),0.43–0.18(m,2H).EI-MSm/z:384[M]+.
实施例32
N,N’-二甲基-(2-(3-羟基-5-(3-对氯苯氧基丙炔-1-基))吡啶甲酰氨基)乙酰胺
制备方法同实施例1,用3-(对氯基苯氧基)丙炔(182.6mg,1.1mmol)替换丙炔,N,N’-二甲基氨酰胺替换甘氨酸甲酯盐酸盐,得白色固体产物97.0mg,收率24.2%。m.p.177.2-179.9℃。1HNMR(300MHz,DMSO-d6)δ8.91(s,1H),8.67(d,J=1.3Hz,1H),7.68(d,J=1.2Hz,1H),7.36–7.26(m,2H),7.00–6.89(m,2H),4.68(s,2H),3.85(s,2H),2.87(s,6H).EI-MSm/z:387[M]+.
实施例33
2-(3-羟基-5-(3-苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-苯氧基丙炔(145.2mg,1.1mmol)替换丙炔,得到白色固体产物77.1mg,两步收率23.6%。m.p.112.2-114.6℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.2Hz,1H),8.20(s,1H),7.65(d,J=1.3Hz,1H),7.37–7.23(m,2H),6.94-6.85(m,3H),4.68(s,2H),3.60(s,2H).EI-MSm/z:326[M]+.
实施例34
2-(3-羟基-5-(3-对甲苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(对甲基苯氧基)丙炔(160.6mg,1.1mmol)替换丙炔,得到白色固体产物89.2mg,两步收率24.7%。m.p.162.2-164.3℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.3Hz,1H),8.20(s,1H),7.64(d,J=1.2Hz,1H),7.08-7.04(m,2H),6.83–6.72(m,2H),4.68(s,2H),3.60(s,2H),2.31(s,2H),2.31(d,J=2.2Hz,1H).EI-MSm/z:340[M]+.
实施例35
2-(3-羟基-5-(3-邻甲基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(邻甲基苯氧基)丙炔(160.6mg,1.1mmol)替换丙炔,得到白色固体产物99.4mg,两步收率29.1%。m.p.154.3-156.7℃。1HNMR(300MHz,DMSO-d6)δ8.73(d,J=1.3Hz,1H),8.20(s,1H),7.64(d,J=1.3Hz,1H),7.19–7.03(m,2H),6.94-6.85(m,1H),6.69-6.65(m,1H),4.68(s,2H),3.60(s,2H),2.22(d,J=1.0Hz,3H).EI-MSm/z:340[M]+.
实施例36
2-(3-羟基-5-(3-对乙基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(对乙基苯氧基)丙炔(176.0mg,1.1mmol)替换丙炔,得到白色固体产物110.3mg,两步收率31.1%。m.p.172.4-174.7℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.2Hz,1H),8.20(s,1H),7.65(d,J=1.2Hz,1H),7.14-7.10(m,2H),6.85–6.75(m,2H),4.68(s,2H),3.60(s,2H),2.73-2.69(m,J=6.6,1.1Hz,2H),1.19(t,J=6.6Hz,3H).EI-MSm/z:354[M]+.
实施例37
2-(3-羟基-5-(3-对叔丁基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(对叔丁基苯氧基)丙炔(206.8mg,1.1mmol)替换丙炔,得到白色固体产物110.3mg,两步收率31.1%。m.p.180.1-182.5℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.3Hz,1H),8.20(s,1H),7.64(d,J=1.2Hz,1H),7.37–7.26(m,2H),6.82–6.72(m,2H),4.68(s,2H),3.60(s,2H),1.28(s,9H).EI-MSm/z:382[M]+.
实施例38
2-(3-羟基-5-(3-(2,3-二甲基苯基)氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用对3-(2,3-二甲基苯基)氧基丙炔(176.0mg,1.1mmol)替换丙炔,得到白色固体产物60.3mg,两步收率16.9%。m.p.182.2-184.3℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.3Hz,1H),8.20(s,1H),7.65(d,J=1.2Hz,1H),7.06(t,J=7.5Hz,1H),6.76–6.63(m,2H),4.68(s,2H),3.60(s,2H),2.25–2.13(m,6H).EI-MSm/z:354[M]+.
实施例39
2-(3-羟基-5-(3-对甲氧基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对甲氧基苯氧基丙炔(180.0mg,1.1mmol)替换丙炔,得到白色固体产物80.1mg,两步收率22.4%。m.p.223.3-225.6℃。1HNMR(300MHz,DMSO-d6)δ8.73(d,J=1.3Hz,1H),8.20(s,1H),7.65(d,J=1.2Hz,1H),6.79(s,4H),4.68(s,2H),3.80(s,3H),3.60(s,2H).EI-MSm/z:356[M]+.
实施例40
2-(3-羟基-5-(3-间叔丁基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-间叔丁氧苯氧基丙炔(224.4mg,1.1mmol)替换丙炔,得到白色固体产物85.5mg,两步收率21.5%。m.p.237.2-239.4℃。1HNMR(300MHz,DMSO-d6)δ8.68(d,J=1.2Hz,1H),8.20(s,1H),7.62(d,J=1.2Hz,1H),7.24(t,J=7.5Hz,1H),6.69-6.67(m,J=5.7,1.9Hz,2H),6.48(t,J=2.0Hz,1H),4.68(s,2H),3.60(s,2H),1.41(s,9H).EI-MSm/z:398[M]+.
实施例41
2-(3-羟基-5-(3-间环丙氧基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-间环丙氧基苯氧基丙炔(206.8mg,1.1mmol)替换丙炔,得到白色固体产物95.0mg,两步收率24.9%。m.p.212.3-214.7℃。1HNMR(300MHz,DMSO-d6)δ8.80(d,J=1.3Hz,1H),8.20(s,1H),7.78(d,J=1.2Hz,1H),7.25(t,J=7.5Hz,1H),6.69-6.67(m,2H),6.48(t,J=2.1Hz,1H),4.68(s,2H),3.60(s,2H),3.17-3.14(m,1H),0.74–0.57(m,2H),0.52–0.32(m,2H).EI-MSm/z:382[M]+.
实施例42
2-(3-羟基-5-(3-对三氟甲基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对三氟甲基苯氧基丙炔(220.0mg,1.1mmol)替换丙炔,得到白色固体产物79.0mg,两步收率20.3%。m.p.197.2-199.5℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.2Hz,1H),8.20(s,1H),7.66(d,J=1.2Hz,1H),7.56–7.47(m,2H),6.92–6.82(m,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:394[M]+.
实施例43
2-(3-羟基-5-3-(5-氟甲基呋喃-2-基氧基)-1-丙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(5-氟甲基呋喃2-基氧基)丙炔(180.0mg,1.1mmol)替换丙炔,得到白色固体产物95.0mg,两步收率26.5%。m.p.187.2-189.3℃。1HNMR(300MHz,DMSO-d6)δ8.71(d,J=1.2Hz,1H),8.20(s,1H),7.63(d,J=1.2Hz,1H),7.35-7.31(m,1H),6.90–6.79(m,1H),5.43(t,J=1.1Hz,1H),5.27(t,J=1.1Hz,1H),4.68(s,2H),3.60(s,2H).EI-MSm/z:348[M]+.
实施例44
2-(3-羟基-5-(3-对氯苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对氯苯氧基丙炔(182.6mg,1.1mmol)替换丙炔,得到白色固体产物95.0mg,两步收率26.5%。m.p.132.7-134.7℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.2Hz,1H),8.20(s,1H),7.65(d,J=1.3Hz,1H),7.33–7.22(m,2H),6.84–6.73(m,2H),4.80(s,2H),3.88(s,2H).EI-MSm/z:360[M]+.
实施例45
2-(3-羟基-5-(3-邻氯苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-邻氯苯氧基丙炔(182.6mg,1.1mmol)替换丙炔,得到白色固体产物84.0mg,两步收率23.6%。m.p.127.1-129.4℃。1HNMR(300MHz,DMSO-d6)δ8.74(d,J=1.2Hz,1H),8.20(s,1H),7.64(d,J=1.3Hz,1H),7.31(dd,J=7.5,2.0Hz,1H),7.16-7.10(m,1H),6.98-6.92(m,1H),6.83(dd,J=7.5,2.1Hz,1H),4.68(s,2H),3.60(s,2H).EI-MSm/z:360[M]+.
实施例46
2-(3-羟基-5-(3-间氯苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-间氯苯氧基丙炔(182.6mg,1.1mmol)替换丙炔,得到白色固体产物74.0mg,两步收率20.5%。m.p.110.2-112.6℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.2Hz,1H),8.20(s,1H),7.64(d,J=1.2Hz,1H),7.24(t,J=7.5Hz,1H),7.09-7.05(m,1H),6.94–6.76(m,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:360[M]+.
实施例47
2-(3-羟基-5-(3-对氟苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对氟苯氧基丙炔(165.0mg,1.1mmol)替换丙炔,得到白色固体产物88.0mg,两步收率25.5%。m.p.171.2-173.7℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.2Hz,1H),8.20(s,1H),7.64(d,J=1.3Hz,1H),7.09–6.96(m,2H),6.88–6.75(m,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:344[M]+.
实施例48
2-(3-羟基-5-(3-间溴苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-间溴苯氧基丙炔(165.0mg,1.1mmol)替换丙炔,得到白色固体产物88.0mg,两步收率25.5%。m.p.132.1-134.5℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.2Hz,1H),8.20(s,1H),7.64(d,J=1.3Hz,1H),7.37-7.33(m,1H),7.15(t,J=7.5Hz,1H),7.01–6.84(m,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:404[M]+.
实施例49
2-(3-羟基-5-(3-间氰基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-间氰基苯氧基丙炔(127.7mg,1.1mmol)替换丙炔,得到白色固体产物68.0mg,两步收率19.4%。m.p.181.2-183.4℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.3Hz,1H),8.20(s,1H),7.75–7.61(m,3H),7.19–7.09(m,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:351[M]+.
实施例50
2-(3-羟基-5-(3-对乙酰氨基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对乙酰胺基苯氧基丙炔(207.9mg,1.1mmol)替换丙炔,得到黄色固体产物77.0mg,两步收率20.1%。m.p.117.1-119.3℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.3Hz,1H),8.20(s,1H),7.65(d,J=1.2Hz,1H),7.57(s,1H),7.48–7.37(m,2H),6.88–6.78(m,2H),4.68(s,2H),3.60(s,2H),2.10(s,3H).EI-MSm/z:383[M]+.
实施例51
2-(3-羟基-5-(3-对叔丁氨基甲酰基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(对叔丁基氨甲酰基苯氧基)丙炔(254.1mg,1.1mmol)替换丙炔,得到棕色固体产物77.0mg,两步收率20.1%。m.p.141.2-143.5℃。1HNMR(300MHz,DMSO-d6)δ8.73(d,J=1.3Hz,1H),8.20(s,1H),7.73–7.62(m,3H),6.97–6.86(m,2H),5.99(s,1H),4.68(s,2H),3.60(s,2H),1.47(s,9H).EI-MSm/z:425[M]+.
实施例52
2-(3-羟基-5-(3-对氨基甲酰基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对氨基甲酰基苯氧基丙炔(190.3mg,1.1mmol)替换丙炔,得到棕色固体产物76.0mg,两步收率20.6%。m.p.122.1-124.7℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.2Hz,1H),8.20(s,1H),7.69–7.56(m,3H),6.97–6.86(m,2H),6.15(s,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:369[M]+.
实施例53
2-(3-羟基-5-(3-(N-甲基-N-叔丁基氨甲酰基)吡啶-3-基氧基)丙炔-1-基)吡啶甲酰氨基乙酸制备方法同实施例1,用3-((N-甲基-N-叔丁基氨甲酰基)吡啶-3-基氧基)丙炔(269.5mg,1.1mmol)替换丙炔,得到白色固体产物106.0mg,两步收率24.1%。m.p.137.1-139.3℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.2Hz,1H),8.20(s,1H),7.63–7.52(m,2H),7.06–6.95(m,2H),4.68(s,2H),3.60(s,2H),2.99(s,3H),1.21(s,9H).EI-MSm/z:440[M]+.
实施例54
2-(3-羟基-5-(3-对环戊氨基甲酰基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(对环戊氨基甲酰基苯氧基)丙炔(251.9mg,1.1mmol)替换丙炔,得到白色固体产物56.0mg,两步收率13.2%。m.p.154.1-156.8℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.3Hz,1H),8.20(s,1H),7.64(d,J=1.2Hz,1H),7.55–7.44(m,2H),6.95–6.84(m,2H),4.68(s,2H),3.60(s,2H),3.56–3.42(m,4H),2.03–1.87(m,4H).EI-MSm/z:423[M]+.
实施例55
2-(3-羟基-5-(3-对环丙氨基甲酰基苯氧基丙炔-1-基)-6-氯)吡啶甲酰氨基乙酸
制备方法同实施例1,用3-羟基-5-溴-6-氯吡啶2-甲酸替换2-羟基-5-溴吡啶-2-甲酸,用3-(对环丙氨基甲酰基苯氧基)丙炔(251.9mg,1.1mmol)替换丙炔,得到白色固体产物76.0mg,三步收率17.7%。m.p.147.2-149.2℃。1HNMR(300MHz,DMSO-d6)δ8.20(s,1H),7.92–7.77(m,3H),7.23–7.12(m,2H),4.68(s,2H),3.60(s,2H),1.61(s,4H).EI-MSm/z:429[M]+.
实施例56
2-(3-羟基-5-(3-对(甲基高哌嗪基甲酰基)苯氧基丙炔-1-基)-苯氧基-1-丙炔基)吡啶甲酰氨基乙酸
制备方法同实施例1,用3-((甲基高哌嗪基)甲酰基苯氧基)丙炔(299.2mg,1.1mmol)替换丙炔,得到白色固体产物86.0mg,两步收率18.4%。m.p.168.9-172.1℃。1HNMR(300MHz,DMSO-d6)δ8.73(d,J=1.2Hz,1H),8.20(s,1H),7.66(d,J=1.3Hz,1H),7.55–7.45(m,2H),6.95–6.85(m,2H),4.68(s,2H),3.60(s,2H),3.60-3.27(m,4H),2.90(t,J=5.9Hz,2H),2.66(t,J=6.4Hz,2H),2.27(s,3H),1.73-1.65(m,2H).EI-MSm/z:466[M]+.
实施例57
2-(3-羟基-5-(3-对苯基苯氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对苯基苯氧基丙炔(228.8mg,1.1mmol)替换丙炔,得到白色固体产物95.0mg,两步收率23.6%。m.p.201.5-203.7℃。1HNMR(300MHz,DMSO-d6)δ8.69(d,J=1.3Hz,1H),8.20(s,1H),7.73(d,J=1.3Hz,1H),7.64–7.53(m,2H),7.55–7.38(m,4H),7.36-7.30(m,1H),7.12–7.01(m,2H),4.68(s,2H),3.60(s,2H).EI-MSm/z:402[M]+.
实施例58
2-(3-羟基-5-(3-(萘-2-氧基)丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(萘-2-氧基)丙炔(200.2mg,1.1mmol)替换丙炔,得到白色固体产物45.0mg,两步收率11.9%。m.p.211.5-213.7℃。1HNMR(300MHz,DMSO-d6)δ8.80(d,J=1.2Hz,1H),8.20(s,1H),7.76(d,J=1.3Hz,1H),7.72–7.62(m,2H),7.56(dt,J=7.3,1.6Hz,1H),7.41-7.36(m,2H),7.14(dd,J=7.9,1.5Hz,1H),6.97(t,J=1.7Hz,1H),4.91(s,2H),3.89(s,2H).EI-MSm/z:376[M]+.
实施例59
2-(3-羟基-5-(3-(喹啉-5-氧基)丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(喹啉-5-氧基)丙炔(201.3mg,1.1mmol)替换丙炔,得到棕色固体产物65.0mg,两步收率17.2%。m.p.223.1-225.6℃。1HNMR(300MHz,DMSO-d6)δ8.83–8.71(m,2H),8.44(dd,J=7.4,1.5Hz,1H),8.20(s,1H),7.80–7.67(m,2H),7.53-7.49(m,2H),6.70-6.68(m,1H),4.68(s,2H),3.60(s,2H).EI-MSm/z:377[M]+.
实施例60
2-(3-羟基-5-(3-(苯并呋喃-7-氧基)丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(苯并呋喃-7-氧基)丙炔(201.3mg,1.1mmol)替换丙炔,得到棕色固体产物75.0mg,两步收率20.4%。m.p.196.1-198.7℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.2Hz,1H),8.20(s,1H),7.66(d,J=1.3Hz,1H),7.52(d,J=7.5Hz,1H),7.23–7.06(m,2H),6.99(dd,J=7.3,1.8Hz,1H),6.72(dd,J=7.5,1.5Hz,1H),4.68(s,2H),3.60(s,2H).EI-MSm/z:366[M]+.
实施例61
2-(3-羟基-5-(3-(2,3-二氯苯基)氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(2,3-二氯苯基)氧基丙炔(218.9mg,1.1mmol)替换丙炔,得到白色固体产物62.0mg,两步收率15.7%。m.p.152.2-154.6℃。1HNMR(300MHz,DMSO-d6)δ8.74(d,J=1.3Hz,1H),8.20(s,1H),7.64(d,J=1.3Hz,1H),7.28(dd,J=7.5,2.1Hz,1H),7.17(t,J=7.5Hz,1H),6.71(dd,J=7.4,2.0Hz,1H),4.68(s,2H),3.60(s,2H).EI-MSm/z:394[M]+.
实施例62
2-(3-羟基-5-(3-(3,4-二氯苯基)氧基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-(3,5-二氯苯基)氧基丙炔(218.9mg,1.1mmol)替换丙炔,得到白色固体产物74.0mg,两步收率18.7%。m.p.157.5-159.4℃。1HNMR(300MHz,DMSO-d6)δ8.68(d,J=1.2Hz,1H),8.20(s,1H),7.66(d,J=1.2Hz,1H),7.42(d,J=2.0Hz,1H),7.26(dd,J=7.5,2.0Hz,1H),6.97(d,J=7.5Hz,1H),4.68(s,2H),3.60(s,2H).EI-MSm/z:394[M]+.
实施例63
2-(3-羟基-5-(3-对环丙基苯氧基丙炔-1-基)-6-甲基)吡啶甲酰氨基乙酸
按实施例1的方法,用3-羟基-5-溴-6-甲基吡啶甲酸(372mg,2mmol)替换3-羟基-5-溴吡啶甲酸,3-对环丙基苯氧基丙炔替换丙炔(189.2,1.1mmol),得到谈黄色固体产物82mg,收率21.5%。m.p.177.5-179.4℃。1HNMR(300MHz,DMSO-d6)δ8.91(s,1H),7.77(s,1H),7.17–7.06(m,2H),6.93–6.82(m,2H),4.68(s,2H),3.60(s,2H),2.76(s,3H),1.18–1.03(m,2H),0.90–0.72(m,2H).EI-MSm/z:380[M]+.
实施例64
2-(3-羟基-5-(3-苯氨基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-苯氨基丙炔(144.1mg,1.1mmol)替换丙炔,得到白色固体产物64.0mg,两步收率20.0%。m.p.131.1-133.5℃。1HNMR(300MHz,DMSO-d6)δ8.75(d,J=1.3Hz,1H),8.20(s,1H),7.63(d,J=1.2Hz,1H),7.11–6.97(m,2H),6.74-6.69(m,1H),6.64–6.52(m,2H),4.29(s,1H),3.80(s,2H),3.60(s,2H).EI-MSm/z:325[M]+.
实施例65
2-(3-羟基-5-((3-对氯苯氨基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对氯苯氨基丙炔(181.1mg,1.1mmol)替换丙炔,得到白色固体产物78.0mg,两步收率21.7%。m.p.137.2-139.3℃。1HNMR(300MHz,DMSO-d6)δ8.73(d,J=1.3Hz,1H),8.20(s,1H),7.71(d,J=1.2Hz,1H),7.07–6.96(m,2H),6.56–6.45(m,2H),4.13(s,1H),3.80(s,2H),3.60(s,2H).EI-MSm/z:359[M]+.
实施例66
2-(3-羟基-5-(3-对乙基苯氨基丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-对乙基苯氨基丙炔(174.9mg,1.1mmol)替换丙炔,得到白色固体产物68.0mg,两步收率19.2%。m.p.145.1-147.3℃。1HNMR(300MHz,DMSO-d6)δ8.70(d,J=1.3Hz,1H),8.20(s,1H),7.64(d,J=1.2Hz,1H),6.99-6.90(m,2H),6.63–6.53(m,2H),4.11(s,1H),3.80(s,2H),3.60(s,2H),2.64-2.5(m,2H),1.19(t,J=6.6Hz,3H).EI-MSm/z:353[M]+.
实施例67
2-(3-羟基-5-(3-((N-甲基-N-对咪唑-2基苯基)氨基)丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-((N-甲基-N-对咪唑-2基苯基)氨基)丙炔(131.2mg,1.1mmol)替换丙炔,得到白色固体产物68.0mg,两步收率16.7%。m.p.199.1-201.7℃。1HNMR(300MHz,DMSO-d6)δ8.49(d,J=1.3Hz,1H),8.20(s,1H),7.91(s,1H),7.65–7.53(m,3H),7.41(s,1H),6.97–6.86(m,2H),4.09(s,2H),3.60(s,2H),2.97(s,3H).EI-MSm/z:405[M]+.
实施例68
2-(3-羟基-5-(3-((N-苯基-N-3,4-二氟苯基)氨基)丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-((N-苯基-N-3,4-二氟苯基)氨基)丙炔(267.3mg,1.1mmol)替换丙炔,得到白色固体产物72.0mg,两步收率16.4%。m.p.205.2-207.3℃。1HNMR(300MHz,DMSO-d6)δ8.80(d,J=1.2Hz,1H),8.20(s,1H),7.63(d,J=1.3Hz,1H),7.30–7.17(m,4H),7.11–6.96(m,1H),6.93-6.90(m,1H),6.79-6.76(m,1H),6.66-6.56(m,1H),3.80(s,2H),3.60(s,2H).EI-MSm/z:437[M]+.
实施例69
2-(3-羟基-5-(3-((N-叔丁基-N-3-甲基-4-乙氧基苯基)氨基)丙炔-1-基))吡啶甲酰氨基乙酸
制备方法同实施例1,用3-((N-叔丁基-N-3-甲基-4-乙氧基苯基)氨基)丙炔(269.5mg,1.1mmol)替换丙炔,得到白色固体产物82.0mg,两步收率18.6%。m.p.210.2-212.6℃。1HNMR(300MHz,DMSO-d6)δ8.62(d,J=1.3Hz,1H),8.20(s,1H),7.37(d,J=1.2Hz,1H),6.99-6.96(m,1H),6.54(s,1H),6.58–6.48(m,1H),4.09(s,3H),4.07(s,1H),3.60(s,2H),2.23(d,J=1.0Hz,3H),1.43(t,J=5.9Hz,3H),1.22(s,10H).EI-MSm/z:439[M]+.

Claims (10)

1.通式(I)的化合物或其药学上可接受的盐:
其中X代表NH、NCH3或CH2
Y代表氢、羟基、甲氧基或乙氧基;
L代表–CH2–、–CH2O–或R6代表氢、C1-C4烷基或苯基;
n代表0或1;
R1代表C1-C4烷基、苯基、取代苯基、含氧或氮的5~6员芳杂环、取代的含氧或氮的5~6员芳杂环,所述取代基是C1-C4烷基、C1-C4烷氧基、C1-C4卤代烷基、卤素、氰基、 苯基或含氧或氮的5~6员芳杂环,其中R7代表C1-C4烷基;R8、R9各自独立地代表氢或C1-C4烷基,或者R8、R9连接形成3~7员含氮杂环;
R2代表氢、卤素或甲基;
R3、R4各自独立地代表氢、甲基或乙基;
R5代表羟基、C1-C4烷氧基或–NR10R11;R10、R11各自独立地代表氢、甲基或乙基。
2.权利要求1的化合物或其药学上可接受的盐,其中X代表NH。
3.权利要求1的化合物或其药学上可接受的盐,其中L代表–CH2–、–CH2O–或R6代表氢、甲基、叔丁基或苯基。
4.权利要求1的化合物或其药学上可接受的盐,其中R1代表取代苯环,取代基是甲基、乙基、异丙基、叔丁基、环丙基、甲氧基、叔丁氧基、环丙氧基、苯基、氰基、卤素、氟甲基、三氟甲基、咪唑基、乙酰氨基、环丙基甲酰氨基或其中R8、R9各自独立地代表氢、甲基、丁基或叔丁基,或两者连接形成环丙氨基、四氢吡咯基或N-甲基高哌嗪基。
5.权利要求1的化合物或其药学上可接受的盐,其中R1代表环丙基、叔丁基、苯基、萘基、喹啉基或苯并呋喃基。
6.权利要求1的化合物或其药学上可接受的盐,其中R3或R4代表氢。
7.权利要求1的化合物或其药学上可接受的盐,其中R5代表-NH2、-NHCH3、羟基、甲氧基、异丙氧基、环丙氧基或环丙基甲氧基。
8.一种药物组合物,其中含有权利要求1的化合物或其药学上可接受的盐及药学上可接受的载体。
9.权利要求1的化合物或其药学上可接受的盐用于制备治疗贫血症或缺血性疾病的药物的用途。
10.权利要求9的用途,其中缺血性疾病是缺血性脑卒中或心肌缺血相关疾病。
CN201510648342.9A 2015-10-09 2015-10-09 炔基吡啶类脯氨酰羟化酶抑制剂、其制备方法和医药用途 Pending CN105130888A (zh)

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MX2018003832A MX379007B (es) 2015-10-09 2015-11-27 Inhibidor de piridina alquinil prolil hidroxilasa, y metodo de preparacion y uso medico del mismo.
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SI201531228T SI3360862T1 (sl) 2015-10-09 2015-11-27 Inhibitor alkinil-piridin-prolil-hidroksilaze in postopek priprave ter medicinska uporaba le-tega
CA3000040A CA3000040A1 (en) 2015-10-09 2015-11-27 Alkynyl pyridine prolyl hydroxylase inhibitor, and preparation method and medical use thereof
PCT/CN2015/095728 WO2017059623A1 (zh) 2015-10-09 2015-11-27 炔基吡啶类脯氨酰羟化酶抑制剂、其制备方法和医药用途
DK15905721.5T DK3360862T3 (da) 2015-10-09 2015-11-27 Alkynylpyridinprolylhydroxylase-inhibitor samt forberedelsesfremgangsmåde og medicinsk brug deraf
HUE15905721A HUE049409T2 (hu) 2015-10-09 2015-11-27 Alkinilpiridin-prolil-hidroxiláz inhibitor és annak elõállítási eljárása és gyógyászati alkalmazása
US15/765,387 US10889546B2 (en) 2015-10-09 2015-11-27 Alkynyl pyridine prolyl hydroxylase inhibitor, and preparation method and medical use thereof
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LTEP15905721.5T LT3360862T (lt) 2015-10-09 2015-11-27 Alkinilpiridinprolilhidroksilazės inhibitorius, ir jo gavimo būdas ir medicininis panaudojimas
BR112018005969-2A BR112018005969A2 (zh) 2015-10-09 2015-11-27 Alkynylpyridine prolyl hydroxylase inhibitors, methods for their preparation and pharmaceutical use
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AU2015411258A AU2015411258B2 (en) 2015-10-09 2015-11-27 Alkynyl pyridine prolyl hydroxylase inhibitor, and preparation method and medical use thereof
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RU2018113258A RU2692494C1 (ru) 2015-10-09 2015-11-27 Алкинилпиридиновый ингибитор пролилгидроксилазы, способ его получения и медицинское применение
HK18107005.8A HK1247613A1 (zh) 2015-10-09 2018-05-29 炔基吡啶類脯氨酰羥化酶抑制劑、其製備方法和醫藥用途
HRP20200907TT HRP20200907T1 (hr) 2015-10-09 2020-06-07 Inhibitor alkinil piridin prolil hidroksilaze, metoda pripreme i njegova medicinska primjena
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CN112741834A (zh) * 2021-02-07 2021-05-04 复旦大学附属中山医院 HIF-1α降解抑制剂在制备酮体水平升高的冠心病药物中的应用

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