CN1555376A - 具有抗精神病药活性的2-(氨甲基)-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘基衍生物 - Google Patents
具有抗精神病药活性的2-(氨甲基)-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘基衍生物 Download PDFInfo
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- CN1555376A CN1555376A CNA028180089A CN02818008A CN1555376A CN 1555376 A CN1555376 A CN 1555376A CN A028180089 A CNA028180089 A CN A028180089A CN 02818008 A CN02818008 A CN 02818008A CN 1555376 A CN1555376 A CN 1555376A
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Abstract
式(I)化合物可用于治疗与多巴胺调节紊乱相关的疾病。
Description
本发明涉及具有抗精神病药活性的2-(氨甲基)-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘基衍生物、制备所述化合物的方法、含有所述化合物的药用组合物以及用所述化合物进行治疗的方法。
长期以来一直根据精神分裂症的多巴胺假说理论来确定精神分裂症的临床治疗方案,人们认为,精神分裂症是多巴胺能神经传递机能亢进的结果,特别是边缘脑结构例如伏隔核(中缘多巴胺系统)中的多巴胺能神经传递机能亢进所造成。实际上,精神分裂症的正性症状(幻觉、妄想、思想障碍)已用阻断多巴胺受体的精神安定药成功地治疗。然而,这样的治疗伴随产生运动障碍的副作用(锥体外副作用),这是由于黑质纹状体的多巴胺受体的阻滞作用所致。另外,精神安定药不治疗精神分裂症的负性症状(回避社交、快感缺乏、言语贫乏),所述精神分裂症的负性症状与中皮质(mesocortical)多巴胺系统中的神经传递的相对机能减退有关,并且对多巴胺激动剂的治疗有反应。
用多巴胺自身受体激动剂诱导抗精神病药活性的工作已获得成功(Corsini等,Adv.Biochem.Psychopharmacol.16,645-648,1977;Tamminga等,Psychiatry 398-402,1986)。最近发表了一种测定多巴胺D2受体内在活性的方法[Lahti等,Mol.Pharm.42,432-438,(1993)]。如所报道的,用所述受体的“低亲和性激动剂”(LowAg)状态和其“高亲和性激动剂”(HighAg)状态之比即LowAg/HighAg来预测内在活性。这些比率与给定化合物的激动剂活性、部分激动剂活性和拮抗剂活性有关,这些活性表征了化合物诱发抗精神病作用的能力。
多巴胺自身受体激动剂通过降低神经元起动并抑制多巴胺的合成和释放而产生多巴胺能神经传递的机能性拮抗作用。由于多巴胺自身受体激动剂为突触后多巴胺受体的部分激动剂,因此它们提供残留水平的足以防止运动障碍产生的刺激。实际上,部分激动剂能够根据在给定组织或脑部区域中多巴胺能刺激的水平或者起激动剂的作用或者起拮抗剂的作用,因此预期对精神分裂症的正性症状和负性症状都有效。因而,新型多巴胺部分激动剂对于治疗精神分裂症和相关障碍具有重要意义。
发明概述
本发明公开了可用作抗精神病药的式(I)化合物或其药学上可接受的盐:
其中:
X是O或S;
Y是H或1到10个碳原子的烷基;
R1是氢、1到10个碳原子的烷基、-CH2-(3到10个碳原子的环烷基)、-CH2-(7到10个碳原子的双环烷基)、
或-(CH2)mZ-R;
R是:
m是0到4的整数;
R2是H或1到10个碳原子的烷基;
R3是H、卤素、1到10个碳原子的烷基、1到10个碳原子的-O-烷基或羟基;
Z是O、S或-CH2-;
或者R1和R2与它们结合的氮原子结合在一起形成下式的部分:
n是1或2的整数;
R7和R8各自独立选自H、卤素、1到10个碳原子的烷基、1到10个碳原子的-O-烷基和羟基;
R4和R5独立为氢、1到10个碳原子的烷基、1到10个碳原子的-O-烷基、1到10个碳原子的-S-烷基、-CN、-NO2或卤素。
R1可以是例如-(CH2)mZ-R。
m的一个例子是0。
Z可以是例如-CH2-。
R的实例为如以下的一种基团:
R4和R5可各自为例如氢。
X可以是例如=O。
Y、R2和R3可各自为例如H。
优选的式(1)化合物为其中各基团如下定义的化合物:R1是-(CH2)mZ-R,其中m是0,Z是-CH2-,R选自下列基团:
和
R1、R2、R3、R4、R5、R7、X、Y和n如上定义。
特别优选本发明的通式(I)的化合物是8-(苄氨基甲基)-3,5,7,8-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘-2-酮及其药学上的盐。
特别是,本发明也提供治疗脑多巴胺调节紊乱的疾病的方法,所述疾病例如精神分裂症、帕金森氏病、高泌乳素血症、抑郁症。因为本发明的化合物是突触后多巴胺D2受体的部分激动剂,所以它们也可用于治疗有需要的温血动物的酒瘾和药瘾。为此,将有效量的本发明化合物给予温血动物、优选哺乳动物、最优选人类。
除非另有说明,否则在以上限定的和本文中提及的化合物中:
所用的卤素或卤基是指氯、氟、溴和碘;
所用的烷基是指具有1-10个碳原子、更优选1-6碳原子的支链或直链。示例性的烷基包括甲基、乙基、丙基、异丙基、丁基、异丁基、叔丁基、戊基和己基。
所用的环烷基是指具有3-10个碳原子、更优选3-6个碳原子的饱和环。示例性的环烷基包括环丙基、环丁基、环戊基和环己基。
所用的术语双环烷基是指具有7-1 5个碳原子的稠合饱和双环。示例性的双环烷基包括双环[3.3.1]壬烷、双环[3.3.0]辛烷、双环庚烷[2.2.1]、双环辛烷[3.2.1]、双环壬烷[4.3.0]和双环癸烷[4.4.0]。
所用的苯基是指6元芳环。
碳原子的数目范围限定碳主链上的碳数目,不包括取代基的碳原子。
本领域技术人员知道,如果R1、R2和R3含有不对称碳,则式(I)化合物的定义包括其具有下面讨论的活性的所有可能的立体异构体、混合物和区域异构体(regioisomer)。可以通过本领域技术人员已知的标准分离方法来获得这些区域异构体的纯净物。特别是,所述定义包括具有下面讨论的活性的任何旋光异构体和非对映体,以及外消旋和已拆分的对映体纯的R和S立体异构体,以及所述R和S立体异构体的其它混合物及其药学上可接受的盐。纯形式的旋光异构体可以通过标准分离技术或对映体专一性合成技术来获得。应理解本发明包括式(I)化合物的所有晶形。本发明基础化合物的药学上可接受的盐是那些衍生自例如以下的有机酸和无机酸的盐:乳酸、柠檬酸、乙酸、酒石酸、富马酸、琥珀酸、马来酸、丙二酸、盐酸、氢溴酸、磷酸、硝酸、硫酸、甲磺酸和类似已知的可接受的酸。
本发明还提供一种包含本发明的式(I)化合物,并组合或缔合药学上可接受的载体的药用组合物。特别是,本发明提供一种包含有效量的本发明的一种化合物以及一种或多种药学上可接受的载体的药用组合物。
发明详述
本发明还提供了一种制备式(I)化合物的方法,所述方法包括下述一个步骤:
(a)使式(II)化合物和式(III)化合物反应得到式(I)化合物:
式中R3、X和Y如上限定,L是离去基团,例如有机磺酰氧基,如甲苯磺酰氧基;
NHR1R2 (III)
式中R1和R2如上限定;或
(b)从式(I)化合物异构体混合物中分离出式(I)化合物的一种异构体;或
(c)分离出式(I)的基础化合物的药学上可接受的盐或者将式(I)化合物的盐转变为它的游离碱形式。
在这里描述的方法中,反应取代基团或位点在反应前可用保护基团进行保护,随后再将保护基团去除。
可以按照方案I描述的方法方便地合成式(I)化合物,其中R3如上限定:由取代的7-羟基-8-硝基-4-氧代色烯-2-甲酸乙酯
1与对甲苯磺酰氯反应,得到甲苯磺酸酯2;在100℃至180℃下,使甲苯磺酸酯
2与取代的苄胺
3(其中R6为氢、1-10个碳原子的烷基、1-10个碳原子的-O-烷基、卤素或-NO2)在邻二氯苯中反应,得到7-取代的苄基氨基-8-硝基-4-氧代-4H-色烯-2-甲酸乙酯
4,其中R3和R6如上限定;然后在Pd/C存在下氢化,得到取代的7,8-二氨基-色满-2-甲酸乙酯
5;将该甲酸酯
5用硼氢化锂的四氢呋喃溶液还原,得到醇
6,其中R3如上限定。使醇
6和1,1′-羰基二咪唑在四氢呋喃中反应,得到取代的8-羟甲基-3,6,7,8-四氢-1H-9-氧杂-1,3-二氮杂环戊二烯并[a]萘-2-酮
7;使产物
7在吡啶中进一步与对甲苯磺酰氯反应,得到甲苯磺酸酯
8,其中R3如上限定;使甲苯磺酸酯
8与二取代的苄胺
9(其中R4和R5如上限定)在二甲亚砜中反应,得到8-(二取代的氨甲基)-3,5,7,8-四氢-9-氧杂-1,3-二氮杂环戊二烯并[a]萘-2-酮
10。
方案I
按照上述反应方案以及下述实施例或其改进方案,采用容易得到的原料、试剂和常规合成程序,可以容易地制备本发明的化合物。在这些反应中,还可采用本领域普通技术人员已知的但没有更详细提及的多种变化形式。在适合于所用试剂和原料、并且适合于进行转化的溶剂中进行反应。有机合成领域的技术人员会理解,所述分子上存在的各种官能团必须与所提出的化学转化相一致。这可能必须根据合成步骤的次序、保护基(如果需要的话)以及去保护条件进行判断。原料上的取代基可能会与某些反应条件不匹配。使取代基与反应条件匹配这样的限制条件对本领域技术人员而言是显而易见的。上述方案中的某些化合物具有多个不对称中心。因此,所述化合物可以存在至少两种且常常更多种立体异构形式。
通过Seemen和Schaus的标准实验性试验程序(European Journalof Pharmacology 203:105-109,1991)的修改方案,确立对多巴胺自身受体的亲和性,其中将大鼠纹状体脑组织匀浆与[3H]-quinpirole(Quin.)在不同浓度的试验化合物存在下温育,过滤,洗涤并用Betaplate闪烁计数器计数。
通过Fields等(Brain Res.,
136,5789(1977))和Yamamura等(编著)(Neurotransmitter Receptor Binding,第9章,第171页,Raven Press,N.Y.(1978))的标准实验性试验程序,确立对所述多巴胺D2受体的高亲和性,其中将边缘脑组织匀浆与[3H]-spiperidone在不同浓度的试验化合物存在下温育,过滤,洗涤并与Hydrofluor闪烁混合物(NationalDiagnostics)一起振荡,然后用Packard 460 CD闪烁计数器计数。
下面给出本发明代表性的化合物的试验结果。
实施例编号 | IC50(nM)D2 Quin. | IC50(nM)D2 Spiper | 比率 |
1 | 0.29 | 89.5 | 309 |
因此,本发明的化合物是用来调节神经递质多巴胺的合成和释放的多巴胺自身受体激动剂。所述化合物可用来治疗多巴胺能系统的调节紊乱性疾病,例如精神分裂症、分裂情感性精神障碍、双相性精神障碍、L-DOPA诱发的精神病和dyskinesias、帕金森氏病、高泌乳素血症、抑郁症和图雷特综合征(Tourette′s syndrome)。本发明的化合物也是突触后多巴胺D2受体的部分激动剂,因此可用来治疗酒瘾和药瘾,例如可卡因和类似的药物。
可以将本发明的化合物单独地或者与常规药用载体一起经口服给药或经胃肠外给药。含有本发明化合物的药用组合物的合适固体载体可以包括一种或多种还可用作如下试剂的物质:矫味剂、润滑剂、增溶剂、悬浮剂、填充剂、助流剂、压缩助剂、粘合剂或片剂-崩解剂或包囊材料。在散剂中,所述载体是细碎分散的固体,其与细碎分散的有效成分混合。在片剂中,将有效成分与具有必需压制特性的载体以合适的比例混合并压制成所需的形状和大小。散剂和片剂优选含有至多99%的有效成分。合适的固体载体包括例如磷酸钙、硬脂酸镁、滑石粉、糖类、乳糖、糊精、淀粉、明胶、纤维素、甲基纤维素、羧甲基纤维素钠、聚乙烯吡咯烷酮、低熔点蜡和离子交换树脂。
液体载体可用于制备溶液剂、混悬剂、乳剂、糖浆剂和酏剂。可以将本发明的有效成分溶于或悬浮于药学上可接受的液体载体,例如水、有机溶剂、水和有机溶剂的混合物、或者药学上可接受的油或脂肪中。所述液体载体可以含有其它合适的药用添加剂,例如增溶剂、乳化剂、缓冲剂、防腐剂、甜味剂、矫味剂、悬浮剂、增稠剂、着色剂、粘度调节剂、稳定剂或渗透压调节剂。可供口服给药和胃肠外给药的液体载体的合适实例包括水,特别是含有以上添加剂的水,所述添加剂例如纤维素衍生物、优选羧甲基纤维素钠溶液、醇(包括一元醇和多元醇,例如二元醇)及其衍生物和油类(例如分馏椰子油和花生油)。对于胃肠外给药,所述载体也可以是油酯例如油酸乙酯和肉豆蔻酸异丙酯。对于胃肠外给药,无菌液体载体在无菌液体形式的组合物中使用。
无菌溶液剂或混悬剂形式的液体药用组合物可以供例如肌内注射、腹膜内注射或皮下注射使用。无菌溶液剂也可以静脉内给药。口服给药或者可以为液体或固体组合物形式。
优选所述药用组合物为单位剂型,例如片剂或胶囊剂。在这样的形式中,所述组合物以含有适量的所述有效成分的单位剂量分次给予:所述单位剂型可以是带包装的组合物,例如带包装的散剂、管形瓶、安瓿、预灌装注射器或含有液体的小药囊。所述单位剂型可以例如为胶囊剂或片剂本身,或者它可以是适当数目的任何这类组合物的包装形式。
用于治疗特定病症的剂量必须由主治医师本人来确定。所涉及的变量包括具体的精神病以及患者的体重、年龄和反应类型。药物滥用在主治医师的指导下,按照单独给药的相同方法进行治疗。根据以上报道的本发明化合物的药效,人用剂量在约5mg/天至约100mg/天之间。按照惯例,治疗开始时用较低的剂量,然后以约5mg/天的速率逐渐增加剂量,直到达到所需的反应类型。最佳人用剂量将在约15mg/天至约75mg/天的范围内。
最优选的本发明化合物是这些实施例中具体描述的那些化合物中的任一种或者全部。然而,不应认为这些化合物是本发明所考虑的唯一属类,以及所述化合物的任何组合或其部分可以本身构成一个属类。以下实施例进一步说明制备本发明化合物的细节。本领域技术人员将会容易地理解,可以用以下制备程序的条件和工艺的已知变化形式来制备这些化合物。
给出以下实施例以说明代表性的本发明化合物的制备方法,但并不限于此。
参考实施例1
8-硝基-4-氧代-7-(甲苯-4-磺酰氧基)-4H-色烯-2-甲酸乙酯
往7-羟基-8-硝基-4-氧代色烯-2-甲酸乙酯[J.Chem.Soc.(c),1970,2609](5.58g,0.02mol)的无水THF(100ml)溶液中加入对甲苯磺酰氯(7.63g,0.04mol)和K2CO3(5.52g,0.04mol)。将反应混合物在室温下搅拌12小时。过滤溶液,滤液用EtOAc(200ml)稀释,依次用饱和NaHCO3溶液(30ml)和水(2×30ml)洗涤,经无水Na2SO4干燥并过滤。蒸发溶液得到白色固体,在EtOAc-己烷(1∶1)中重结晶,得到8.15g(94%)的标题化合物。
mp 125℃;1H NMR(400MHz,CDCl3):1.39(t,J=7Hz,3H),2.48,(s,3H),4.42(q,J=7.0Hz,2H),7.14(s,1H),7.38(d,J=9Hz,1H),7.67(d,J=9Hz,1H),7.80(d,J=9Hz,2H),8.33(d,J=9Hz);IR:3450,3080,2980,1740,1670,1610,1540,1490,1230cm-1;MS 451[M+NH4].
对C19H15NO9S·0.1CH2Cl2的元素分析为
计算值:C,51.92,H,3.47,N 3.17
实测值:C,52.00,H,3.48,N 3.12
参考实施例2
7-苄氨基-8-硝基-4-氧代-4H-色烯-2-甲酸乙酯
8-硝基-4-氧代-7-(甲苯-4-磺酰氧基)-4H-色烯-2-甲酸乙酯(433mg,1mmol)的邻二氯苯溶液中加入苄胺(214mg,2mmol)。将反应混合物在170℃下加热1小时,真空除去溶剂得到残余物。将残余物溶解在乙酸乙酯中,用盐酸水溶液(2N,50ml)、NaOH(2N,50ml)和水顺序洗涤,经无水Na2SO4干燥并过滤。真空蒸发溶剂得到固体残余物。用乙酸乙酯-己烷(2∶1)重结晶,得到246mg(67%)的标题化合物。
mp 168℃;1H NMR(400MHz,CDCl3):1.43(t,J=7Hz,3H),4.45(q,J=7.0Hz,2H),4.61(d,J=5.0Hz,2H),6.90(d,J=9.2Hz)7.09(s,1H),7.42-7.32(m,5H),8.04(t,J=5Hz,1H),8.10(d,J=9.2Hz,1H);IR:3350,2980,1730,1660,1600,1420,1250cm-1;MS 369[M+H]+.
对C19H16N2O6的元素分析
计算值:C,61.96,H,4.38,N 7.61
实测值:C,61.69,H,4.41,N 7.5
参考实施例3
7,8-二氨基-色烯-2-甲酸乙酯
将7-苄基氨基-8-硝基-4-氧代-4H-色烯-2-甲酸乙酯(1.1g,3mmol)、Pd/C(0.10g,10%)和HCl(12N,2ml)在乙醇(90mL)中的混合物氢化12小时。催化剂经硅藻土过滤,真空除去溶剂。将残余物溶于EtOAc(100mL)中,用饱和NaHCO3洗涤,浓缩得到684mg(97%)稠油状的产物。产物无须进一步纯化即可使用。
1H NMR(400MHz),CDCl3)δ1.26(t,J=7.1Hz,3H)2.19(m,2H),2.70(m,1H),3.18)bs,4H),4.22(q,J=7.1Hz,2H),4.66(m,1H),6.30(d,J=8Hz,1H),6.40(d,J=8Hz,1H).
参考实施例4
2-三氟甲基-3,6,7,8-四氢-9-氧杂-1,3-二氮杂-
环戊二烯并[a]萘-8-甲酸乙酯
将7,8-二氨基-色烯-2-甲酸乙酯(927mg,3mmol)的三氟乙酸溶液(20ml)加热回流6小时,随后真空浓缩得到残余物。将残余物溶解在乙酸乙酯(100ml)中,然后用饱和NaHCO3溶液(30ml)和水(2×30ml)洗涤,用无水Na2SO4干燥。经快速层析(30%CH2Cl2-己烷)纯化得到612mg(65%回收率)白色固体状的标题化合物。Mp 134℃。
1H NMR(400MHz,CDCl3):[互变异构体a]:δ:1.19(t,J=7.1,3H),2.22(m,2H),2.40(m,1H),2.70(m,1H) 4.15(q,J=7Hz,2H),5.14(m,1H),7.02(d,J=8.0Hz,1H),7.25(d,J=8.0Hz,1H),14.09(bs,1H).[互变异构体b]:δ1.19(t,J=7.1,3H),2.22(m,2H),2.40(m,1H),2.70(m,1H),4.15(q,J=7Hz,2H),5.03(m,1H),7.07(s,2H),13.77(bs,1H);IR 3450,3250,2980,2600,1730,1600,1500,1230cm-1.MS 315[M+H]+.
对C14H13N2O3F3·0.1CH2Cl2的元素分析为
计算值:C,52.47,H,4.12,N 8.68
实测值:C,52.33,H,4.11,N 8.65
参考实施例5
(2-三氟甲基-3,6,7,8-四氢-9-氧杂-1,3-二氮杂-
环戊二烯并[a]萘-8-基)-甲醇
往2-三氟甲基-3,6,7,8-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘-8-甲酸乙酯(314g,1mmol)的THF(50ml)溶液中加入硼氢化锂(0.27g,3.46mmol)。将形成的溶液在室温下搅拌10分钟,然后真空浓缩。将残余物溶解于乙酸乙酯(100ml)中,接着依次用饱和碳酸氢钠(30ml)和水(2×30ml)洗涤。溶液用无水Na2SO4干燥,经快速层析(50%CH2Cl2-己烷)纯化得到171mg(63%)白色固体状的产物。
mp 180℃;1HNMR(400MHz,CDCl3):1.78(m,1H),2.08(m,1H),2.80(m,1H),2.90(m,1H),3.62(m,1H),3.68(m,1H),4.15(m,1H),4.90(bs,1H,OH),6.96(d,J=8.4,1H),7.06(d,J=8.4,1H),13.7(bs,1H);IR:3330,2980,1600,1550,1450,1280,1160;MS 273[M+H]+.
对C12H11N2O3F3·0.1CH2Cl2的元素分析
计算值:C,51.77,H,4.02,N 9.98
实测值:C,52.07,H,4.14,N 9.63
参考实施例6
甲苯-4-磺酸2-三氟甲基-3,6,7,8-四氢-9-氧杂-1,3-二氮杂-
环戊二烯并[a]萘-8-基甲酯
将(2-三氟甲基-3,6,7,8-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘-8-基)-甲醇(400mg,1.47mmol)和对甲苯磺酰氯(344mg,1.76mmol)在无水吡啶(50ml)中的溶液搅拌12小时,然后真空除去溶剂得到残余物。将残余物溶解在乙酸乙酯(100ml)中,用水洗涤(3×30ml)。有机层用无水Na2SO4干燥、过滤、真空除去溶剂得到残余物。残余物经层析纯化(20%CH2Cl2-己烷),得到545mg(87%)的固体状的标题化合物。
mp 160℃;1H NMR(400MHz,CDCl3):[互变异构体a]:δ1.95(m,1H),2.05(m,1H),2.44(s,3H),2.90(m,2H),4.30(m,2H),4.40(m,1H),7.02(d,J=8.1Hz,1H),7.32(d,J=8.1Hz,1H),7.35(d,J=8.3Hz,2H),7.83(d,J=8.3Hz,2H),10.35(bs,1H).[互变异构体b]:δ1.95(m,1H),2.05(m,1H),2.44(s,3H),2.90(m,2H),4.25(m,2H),4.40(m,1H),7.02(d,J=8.1Hz,1H),7.08(d,J=8.1Hz,1H),7.34(d,J=8.3Hz,2H),7.84(d,J=8.3Hz,2H),9.95(bs,1H);IR:3400,3080,2970,1600,1550,1500,1080cm-1;MS 427[M+H]+.
对C19H17N2O4F3S·0.1CH2Cl2的元素分析为
计算值:C,52.75,H,3.99,N 6.44
实测值:C,53.01,H,3.96,N 6.46
参考实施例7
(7,8-二氨基-色烯-2-基)-甲醇
往甲苯-4-磺酸2-三氟甲基-3,6,7,8-四氢-9-氧杂-1,3-二氮杂环戊二烯并[a]萘-8-基甲酯(500mg,2.11mmol)的THF(50mL)溶液中加入硼氢化锂(2.11ml,2M,4.22mmol)。将形成的溶液在50℃下搅拌30分钟,然后真空蒸发得到残余物。将残余物溶解于乙酸乙酯(100ml)中,接着用水洗涤(2×30ml),无水Na2SO4干燥。真空除去溶剂,得到352mg(收率86%)的标题化合物。
1H NMR(400MHz),CDCl3)δ1.90(m,2H),2.78(m,2H),3.18(bs,4H),3.78(m,1H,OH),3.82(m,2H),4.18(m,1H),6.33(d,J=8Hz),6.42(d,J=8Hz);MS 195[M+H]+.
参考实施例8
8-羟甲基-3,6,7,8-四氢-1H-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘-2-酮
往(7,8-二氨基-色烯-2-基)-甲醇(194mg,1mmol)的THF(50ml)溶液中加入1,1’-羰基二咪唑(CDI)(81mg,1.5mmol)。将形成的溶液在室温下搅拌8小时,真空蒸发溶剂得到残余物。残余物经层析纯化(50%CH2Cl2-己烷),得到139mg(收率63%)的标题化合物。
mp 240℃;1HNMR(400MHz,CDCl3)δ1.65(m,1H),2.01(m,1H),2.70(m,2H),3.55(m,1H),3.63(m,1H),4.05(m,1H),4.68(bs,1H,OH),6.41(d,J=7.9,1H),6.60(d,J=7.9,1H),10.36(s,1H),10.37(s,1H);IR:3250,3080,2980,1700,1500,1210cm-1;MS 220[M]+.
对C11H12N2O3·0.1CH2Cl2的元素分析为
计算值:C,58.29,H,5.38,N 12.25
实测值:C,58.34,H,5.23,N 12.16
参考实施例9
甲苯-4-磺酸2-氧代-1,2,3,6,7,8-六氢-9-氧杂-1,3-二氮杂
-环戊二烯并[a]萘-8-基甲酯
将8-羟甲基-3,6,7,8-四氢-1H-9-氧杂-1,3-二氮杂环戊二烯并[a]萘-2-酮(331mg,1.5mmol)和对甲苯磺酰氯(572mg,3mmo1)的无水吡啶(50ml)溶液搅拌12小时,然后真空除去溶剂得到残余物。将残余物溶解在乙酸乙酯(100ml)中,用水洗涤(3×30ml)。有机层用无水Na2SO4干燥并过滤。真空除去溶剂得到残余物,残余物经层析纯化(20%CH2Cl2-己烷),得到466mg(83%)固体状的标题化合物。mp 205℃
1H NMR(400MHz,CDCl3):1.87(m,1H),2.02(m,1H),2.48(s,3H),2.81(m,2H),4.22(m,2H),4.31(m,1H),6.56(d,J=8.0Hz,1H),6.70(d,J=8.0Hz,1H),7.38(d,J=8.1Hz,2H),7.58(s,1H),7.83(d,J=8.1Hz,1H),8.18(s,1H);IR:3280,3000, 2950,1700,1510,1350cm-1;MS 375[M+H]+.
对C18H18N2O5S·0.15CH2Cl2的元素分析为
计算值:C,56.31,H,4.76,N 7.24
实测值:C,56.31,H,4.75,N 7.25
实施例1
8-(苄氨基-甲基)-3,5,7,8-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘-2-酮
按照实施例1相同的方法制备标题化合物,得到101mg(65%)产物,将所得产物转化成其草酸盐形式。
1H NMR(400MHz,DMSO-d6);δ1.65(m,1H),2.05(m,1H),2.75(m,2H),3.20(m,2H),4.26(s,2H),4.38(m,1H),6.47(d,J=8.1Hz,1H),6.65(d,J=8.1Hz,1H),7.41(m,3H),7.54(m,2H),10.45(s,1H),10.50(s,1H);IR:3400,3050,2900,1700,1650,1480,1210cm-1;[M+H]+:310
对C18H19N3O2·C2H4O4·0.5H2O元素分析为
计算值:C,58.82,H,5.43,N 10.29
实测值:C,59.10,H,5.31,N 10.05
Claims (15)
1.一种式(I)化合物或其药学上可接受的盐:
其中:
X是O或S;
Y是H或1到10个碳原子的烷基;
R1是氢、1到10个碳原子的烷基、-CH2-3到10个碳原子的环烷基、-CH2-7到10个碳原子的双环烷基、
或-(CH2)mZ-R;
R是:
m是0到4的整数;
R2是H或1到10个碳原子的烷基;
R3是H、卤素、1到10个碳原子的烷基、1到10个碳原子的-O-烷基或羟基;
Z是O、S或-CH2-;
或者R1和R2与它们结合的氮原子结合在一起形成下式的部分:
n是1或2的整数;
R7和R8各自独立选自H、卤素、1到10个碳原子的烷基、1到10个碳原子的-O-烷基和羟基;
R4和R5独立为氢、1到10个碳原子的烷基、1到10个碳原子的-O-烷基、1到10个碳原子的-S-烷基、-CN、-NO2或卤素。
2.权利要求1的化合物,其中R1是-(CH2)mZ-R。
3.权利要求2的化合物,其中m是0。
4.权利要求2或3中任一项的化合物,其中Z是-CH2-。
6.权利要求1到5中任一项的化合物,其中X是=O。
7.权利要求1到6中任一项的化合物,其中Y和/或R3是H。
8.权利要求1到7中任一项的化合物,其中R2是H。
9.权利要求1的化合物,所述化合物是8-(苄氨基-甲基)-3,5,7,8-四氢-9-氧杂-1,3-二氮杂-环戊二烯并[a]萘-2-酮或其药学上可接受的盐。
10.一种药用组合物,所述药用组合物含有权利要求1到9中任一项所定义的式(I)化合物或其药学上可接受的盐,以及药学上可接受的载体。
11.一种用于治疗脑多巴胺调节紊乱的疾病的方法,所述方法包括给予需要治疗的患者有效量的权利要求1-9中任一项所定义的式(I)化合物或其药学上可接受的盐。
12.权利要求11的方法,其中所述脑多巴胺调节紊乱的疾病是精神分裂症、帕金森病、高泌乳素血症、抑郁症或图雷特综合征。
13.权利要求12的方法,其中所述脑多巴胺调节紊乱的疾病是精神分裂症。
14.权利要求11的方法,其中所述脑多巴胺调节紊乱的疾病是酒瘾或药瘾。
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US30693001P | 2001-07-20 | 2001-07-20 | |
US60/306,930 | 2001-07-20 |
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US (1) | US6541501B2 (zh) |
EP (1) | EP1409490B1 (zh) |
JP (1) | JP2005501041A (zh) |
CN (1) | CN100369915C (zh) |
AT (1) | ATE338759T1 (zh) |
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CA (1) | CA2454545A1 (zh) |
DE (1) | DE60214558T2 (zh) |
DK (1) | DK1409490T3 (zh) |
ES (1) | ES2271320T3 (zh) |
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DE4135474A1 (de) | 1991-10-28 | 1993-04-29 | Bayer Ag | 2-aminomethyl-chromane |
DE4140540A1 (de) | 1991-12-09 | 1993-06-17 | Bayer Ag | Neue azaheterocyclylmethyl-chromane |
US5756532A (en) | 1995-11-06 | 1998-05-26 | American Home Products Corporation | Aminomethyl-2 3 8 9-tetrahydro-7H-1 4-dioxino 2 3-E!-indol-8-ones and derivatives |
IL119483A (en) | 1995-11-06 | 1999-06-20 | American Home Prod | 2-(Aminomethyl)-3,4,7,9- tetrahydro- 2H-pyrano-2[3,3-e]indol-8-ones their derivatives and pharmaceutical compositions containing them |
US5750556A (en) | 1996-10-30 | 1998-05-12 | American Home Products Corporation | 2-(aminomethyl)-3,4,7,9-tetrahydro-2H-pyrano- 2,3-E!indol-8-ones and derivatives |
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CA2454545A1 (en) | 2003-01-30 |
DK1409490T3 (da) | 2006-10-30 |
BR0211340A (pt) | 2004-09-28 |
CN100369915C (zh) | 2008-02-20 |
US20030037701A1 (en) | 2003-02-27 |
DE60214558D1 (de) | 2006-10-19 |
DE60214558T2 (de) | 2007-09-20 |
WO2003008420A1 (en) | 2003-01-30 |
MXPA04000580A (es) | 2004-04-20 |
ES2271320T3 (es) | 2007-04-16 |
EP1409490B1 (en) | 2006-09-06 |
US6541501B2 (en) | 2003-04-01 |
JP2005501041A (ja) | 2005-01-13 |
EP1409490A1 (en) | 2004-04-21 |
ATE338759T1 (de) | 2006-09-15 |
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