CN109824725B - 一种4-磷酸酯-2h-色烯衍生物的制备方法 - Google Patents
一种4-磷酸酯-2h-色烯衍生物的制备方法 Download PDFInfo
- Publication number
- CN109824725B CN109824725B CN201910179347.XA CN201910179347A CN109824725B CN 109824725 B CN109824725 B CN 109824725B CN 201910179347 A CN201910179347 A CN 201910179347A CN 109824725 B CN109824725 B CN 109824725B
- Authority
- CN
- China
- Prior art keywords
- phosphate
- reaction
- steps
- ethyl acetate
- chromene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002360 preparation method Methods 0.000 title description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003960 organic solvent Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 238000010898 silica gel chromatography Methods 0.000 claims abstract description 6
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 24
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000002024 ethyl acetate extract Substances 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 239000012044 organic layer Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000004104 aryloxy group Chemical group 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- 230000002194 synthesizing effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 abstract description 7
- 230000035484 reaction time Effects 0.000 abstract description 4
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 24
- -1 phosphate ester compounds Chemical class 0.000 description 9
- 150000008371 chromenes Chemical class 0.000 description 8
- 229910019142 PO4 Inorganic materials 0.000 description 5
- 235000021317 phosphate Nutrition 0.000 description 5
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- 238000004679 31P NMR spectroscopy Methods 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- ASMQGLCHMVWBQR-UHFFFAOYSA-M diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)([O-])OC1=CC=CC=C1 ASMQGLCHMVWBQR-UHFFFAOYSA-M 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- ZHDGEEPULWOWON-UHFFFAOYSA-N 2-prop-2-ynylphenol Chemical compound OC1=CC=CC=C1CC#C ZHDGEEPULWOWON-UHFFFAOYSA-N 0.000 description 1
- 125000004172 4-methoxyphenyl group Chemical group [H]C1=C([H])C(OC([H])([H])[H])=C([H])C([H])=C1* 0.000 description 1
- 125000000590 4-methylphenyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 1
- ASMQGLCHMVWBQR-UHFFFAOYSA-N Diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)(O)OC1=CC=CC=C1 ASMQGLCHMVWBQR-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 150000001344 alkene derivatives Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- HDFFVHSMHLDSLO-UHFFFAOYSA-M dibenzyl phosphate Chemical compound C=1C=CC=CC=1COP(=O)([O-])OCC1=CC=CC=C1 HDFFVHSMHLDSLO-UHFFFAOYSA-M 0.000 description 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N dichloromethane Substances ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 150000002903 organophosphorus compounds Chemical class 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 150000003904 phospholipids Chemical class 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
Abstract
本发明公开了一种4‑磷酸酯‑2H‑色烯衍生物的制备方法,所述的方法是以邻炔丙醇苯酚为原料,于室温条件下加入有机溶剂充分溶解,而后加入含P(O)‑OH类化合物,在80℃下反应3‑6小时,反应结束后,反应产物经硅胶柱层析分离纯化得到4‑磷酸酯‑2H‑色烯衍生物。本发明具有原料简单易得、反应条件温和、操作简便、反应时间短、污染少等特点,是一种较好的推广应用前景的化学合成方法。
Description
技术领域
本发明属于有机合成技术领域,涉及一种4-磷酸酯-2H-色烯衍生物的制备方法。
背景技术
有机磷酸酯类化合物在有机合成上是一类非常重要的有机化合物和有机中间体砌块,该类化合物具有很好的催化活性、光学活性及生物活性,使得其在生物、光学活性材料及医学等领域有着广泛的应用。同时,有机磷化合物在生命体中也是不可或缺的,如人体内的ADP、ATP、RNA以及有机磷脂双分子层等。但是在自然界很难找到纯天然的有机磷酸酯类化合物,且磷元素大多是以无机盐的形式存在于自然界中,目前人们所知的有机磷酸酯类化合物大多是通过化学手段进行合成的。
此外,2H-色烯骨架化合物是一类非常重要的化合物,具有一定的药理性质,是目前合成很多天然化合物和药物活性分子的重要中间体,同时也有一定的保健作用。因此,对2H-色烯骨架化合物的官能团化合成具有非常重要的应用前景和理论指导,受到有机合成家的关注。虽然目前构建4-位官能团化2H-色烯衍生物的方法有很多,但是对于构建4-磷酸酯-2H-色烯衍生物的文献到目前为止仍未见报道。
基于有机磷酸酯类化合物和2H-色烯类衍生物在有机合成、药物化学及材料科学等领域的广泛应用,发展一种原子经济、高效、绿色的合成策略来构建成4-磷酸酯-2H-色烯衍生物显得尤为重要。
发明内容
本发明的目的就是提供一种试剂廉价易得、反应条件温和、工艺操作简单、反应时间短、污染少的4-磷酸酯-2H-色烯衍生物的制备方法。
本发明的一种4-磷酸酯-2H-色烯衍生物的制备方法,以邻炔丙醇苯酚()为原料,于室温条件下加入有机溶剂充分溶解,而后加入含P(O)-OH类化合物,在80℃下反应3-6小时,反应结束后,反应产物经硅胶柱层析分离纯化得到如式()所示的4-磷酸酯-2H-色烯衍生物;
所述反应的反应式如下:
其中,所述的有机溶剂的质量为邻炔丙醇苯酚化合物质量的10-30倍,所述的有机溶剂为1,2-二氯乙烷、1,2-二氯甲烷、四氢呋喃、二氧六环、乙腈、硝基甲烷中的任意一种。
本发明中,推荐所述的邻炔丙醇苯酚、含P(O)-OH类化合物的物质的量之比为1:1.5~2.5,优选1:2.0。
本发明反应过程中以TCL跟踪反应进度时间,推荐所述反应时间为4-8小时,优选8小时。
本发明中控制所述方法的反应温度为60~80℃, 优选80℃。
本发明中所述的方法按照如下步骤进行:将邻炔丙醇苯酚()在室温条件下溶于有机溶剂中,而后加含P(O)-OH类化合物,在80℃下反应3~6小时,反应结束后,反应产物分离纯化得到4-磷酸酯-2H-色烯衍生物。
本发明中所述的分离纯化可采用如下步骤:将反应液加入饱和碳酸氢酸钠溶液,再加入乙酸乙酯,充分搅拌后静置分层;分出的水层用乙酸乙酯萃取,将乙酸乙酯的萃取物与分出的有机层合并后分别用饱和食盐水洗涤、无水硫酸钠干燥;蒸除乙酸乙酯溶剂,其后经硅胶柱层析分离纯化得到4-磷酸酯-2H-色烯衍生物。
本发明与现有技术相比,其有益效果体现在:1、提供一种新的合成策略来构建;2、本发明的反应无需催化剂,条件温和;3、本发明方法操作简便、底物适用性也广,能得到不同取代基4-磷酸酯-2H-色烯衍生物;4、本发明原料简单易得,反应时间短、污染少。
具体实施方式
实施例1 : 二苯基-(2,2-二苯基-2H-色烯-4-基)-次磷酸酯的制备
代表性的实施过程: 室温下,依次向反应瓶中加入邻炔丙醇苯酚-1 (300 mg, 1mmol)和5 ml 干燥1, 2-二氯乙烷,然后将二苯基磷酸(436 mg, 2 mmol)加入到反应瓶中,随后将反应置于80℃下反应3小时。TLC跟踪反应进度,反应结束后,将反应液加入饱和碳酸氢钠溶液,再加入乙酸乙酯,充分搅拌后静置分层;分出的水层用乙酸乙酯萃取,将乙酸乙酯的萃取物与分出的有机层合并后分别用饱和食盐水洗涤、无水硫酸钠干燥;蒸除乙酸乙酯溶剂,其后经硅胶柱层析分离纯化得到二苯基-(2,2-二苯基-2H-色烯-4-基)-次磷酸酯410 mg, 反应收率82%。1H NMR (400 MHz, CDCl3): δ 6.13 (d, J = 1.2 Hz, 1 H), 6.90– 6.93 (m, 3 H), 7.09 – 7.21 (m, 11 H), 7.43 – 7.53 (m, 5 H), 7.55 – 7.61 (m,2 H), 7.90 – 7.95 (m, 4 H). 13C NMR (100 MHz, CDCl3): δ 83.9, 111.9, 112.0,116.7, 118.3, 118.4, 121.1, 121.8, 126.9, 127.5, 127.9, 128.7, 128.9, 129.8,130.7, 131.1, 131.7, 131.8, 132.6, 132.7, 142.2, 142.3, 144.4, 153.6. 31P NMR(160 MHz, CDCl3): δ 31.3. HRMS (ESI, m/z): calcd for C33H25O3P: [M+H]+ =501.1614; found: 501.1616。
实施例2:二苄基-(2,2-二苯基-2H-色烯-4-基)磷酸酯的制备
室温下,依次向反应瓶中加入邻炔丙醇苯酚-2 (300 mg, 1 mmol)和5 ml 干燥1, 2-二氯乙烷,然后将磷酸二苄酯(556 mg, 2 mmol)加入到反应瓶中, 随后将反应置于80℃下反应3小时, TLC跟踪反应进度。分离纯化步骤同实施例1,得到二苯基-(2,2-二苯基-2H-色烯-4-基)磷酸酯476 mg, 反应收率85%。1H NMR (400 MHz, CDCl3): δ 5.11 (s,2 H), 5.13 (s, 2 H), 6.06 (s, 1 H), 6.82 (t, J = 7.6 Hz, 1 H), 6.92 (d, J =8.0 Hz, 1 H), 7.15 – 7.29 (m, 17 H), 7.35 – 7.37 (m, 5 H). 13C NMR (100 MHz,CDCl3): δ 70.1, 83.8, 111.6, 111.7, 116.5, 117.8, 117.9, 121.0, 121.9, 126.9,127.6, 128.0, 128.1, 128.6, 128.7, 130.7, 135.1, 135.2, 141.8, 141.9, 144.5,153.4. 31P NMR (160 MHz, CDCl3): δ -6.1. HRMS (ESI, m/z): calcd for C35H29O5P:[M+H]+ = 561.1825; found: 561.1825。
实施例3:二苯基-(2,2-二(对甲基苯基)-2H-色烯-4-基)-次膦酸酯的制备
室温下,依次向反应瓶中加入邻炔丙醇苯酚-3 (328 mg, 1 mmol)和5 ml 干燥1, 2-二氯乙烷,然后将二苯基磷酸(436 mg, 2 mmol)加入到反应瓶中, 随后将反应置于80℃下反应4小时, TLC跟踪反应进度。分离纯化步骤同实施例1,得到二苯基-(2,2-二(对甲基苯基)-2H-色烯-4-基)-次膦酸酯423 mg, 反应收率80%。1H NMR (400 MHz, CDCl3): δ2.26 (s, 6 H), 6.10 (d, J = 1.2 Hz, 1 H), 6.86 – 6.90 (m, 2 H), 6.95 – 7.00(m, 8 H), 7.14 – 7.18 (m, 1 H), 7.41 – 7.49 (m, 5 H), 7.55 – 7.59 (m, 2 H),7.89 – 7.94 (m, 4 H). 13C NMR (100 MHz, CDCl3): δ 20.9, 83.8, 112.2, 112.3,116.6, 118.3, 118.4, 120.9, 121.7, 126.8, 128.5, 128.6, 128.8, 129.9, 130.5,131.2, 131.6, 131.7, 132.5, 132.6, 137.0, 141.6, 142.0, 142.1, 153.6. 31P NMR(160 MHz, CDCl3): δ 31.0. HRMS (ESI, m/z): calcd for C35H29O3P: [M+H]+ =529.1927; found: 529.1925。
实施例4:二苯基-(2,2-二(对甲氧基苯基)-2H-色烯-4-基)-次膦酸酯的制备
室温下,依次向反应瓶中加入邻炔丙醇苯酚-4 (360 mg, 1 mmol)和5 ml 干燥1, 2-二氯乙烷,然后将二苯基磷酸(436 mg, 2 mmol)加入到反应瓶中, 随后将反应置于80℃下反应3小时, TLC跟踪反应进度。分离纯化步骤同实施例1,得到二苯基-(2,2-二(对甲氧基苯基)-2H-色烯-4-基)-次膦酸酯364 mg, 反应收率65%. 1H NMR (400 MHz,CDCl3): δ 3.74 (s, 6 H), 6.08 (d, J = 1.2 Hz, 1 H), 6.68 (d, J = 8.8 Hz, 4H), 6.86 – 6.92 (m, 2 H), 7.01 (d, J = 8.8 Hz, 4 H), 7.15 – 7.19 (m, 1 H),7.42 – 7.50 (m, 5 H), 7.56 – 7.60 (m, 2 H), 7.89 – 7.94 (m, 4 H). 13C NMR (100MHz, CDCl3): δ 55.1, 83.5, 112.4, 112.5, 113.1, 116.6, 118.3, 118.4, 120.9,121.7, 128.2, 128.6, 128.8, 129.9, 130.5, 131.2, 131.6, 131.7, 132.5, 132.6,136.8, 142.0, 142.1, 153.6, 158.7. 31P NMR (160 MHz, CDCl3): δ 31.1. HRMS(ESI, m/z): calcd for C35H29O5P: [M+H]+ = 561.1825; found: 561.1824。
Claims (3)
2.如权利要求1所述的一种4-磷酸酯-2H-色烯衍生物的合成方法,其特征在于:所述原料投料物质的量比,邻炔丙醇苯酚:含P(O)-OH类化合物为1:1.5~2.5。
3.如权利要求1所述的一种4-磷酸酯-2H-色烯衍生物的合成方法,其特征在于:所述分离纯化的方法为:将反应液加入饱和碳酸氢钠溶液,再加入乙酸乙酯,充分搅拌后静置分层;分出的水层用乙酸乙酯萃取,将乙酸乙酯的萃取物与分出的有机层合并后分别用饱和食盐水洗涤、无水硫酸钠干燥;蒸除乙酸乙酯溶剂,其后经硅胶柱层析分离纯化得到4-磷酸酯-2H-色烯衍生物。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910179347.XA CN109824725B (zh) | 2019-03-11 | 2019-03-11 | 一种4-磷酸酯-2h-色烯衍生物的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910179347.XA CN109824725B (zh) | 2019-03-11 | 2019-03-11 | 一种4-磷酸酯-2h-色烯衍生物的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109824725A CN109824725A (zh) | 2019-05-31 |
CN109824725B true CN109824725B (zh) | 2021-12-10 |
Family
ID=66868740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910179347.XA Expired - Fee Related CN109824725B (zh) | 2019-03-11 | 2019-03-11 | 一种4-磷酸酯-2h-色烯衍生物的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109824725B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110526940A (zh) * | 2019-08-19 | 2019-12-03 | 江西科技师范大学 | 一种4-(2h-色烯)-硫代膦(磷)酸酯的制备方法 |
CN110804069B (zh) * | 2019-11-19 | 2022-02-25 | 江西科技师范大学 | 一种硫代膦(磷)酸酯取代的联烯化合物制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101528758A (zh) * | 2006-10-28 | 2009-09-09 | 默克专利有限公司 | [(4-氧代-4h-苯并吡喃-3-基)羟甲基]-或[(4-氧代-4h-苯并吡喃-3-基)甲基]膦酸衍生物 |
CN102239164A (zh) * | 2008-12-05 | 2011-11-09 | 安斯泰来制药有限公司 | 2h-色烯化合物及其衍生物 |
CN108947953A (zh) * | 2018-05-16 | 2018-12-07 | 江西科技师范大学 | 一种黄酮类衍生物的合成方法 |
CN109232501A (zh) * | 2018-10-10 | 2019-01-18 | 江西科技师范大学 | 一种4-对甲苯磺酸酯-2h-色烯的制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9309217B2 (en) * | 2014-05-01 | 2016-04-12 | Northwestern University | Catalytic enantioselective synthesis of 2-aryl chromenes and related phosphoramidite ligands and catalyst compounds |
-
2019
- 2019-03-11 CN CN201910179347.XA patent/CN109824725B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101528758A (zh) * | 2006-10-28 | 2009-09-09 | 默克专利有限公司 | [(4-氧代-4h-苯并吡喃-3-基)羟甲基]-或[(4-氧代-4h-苯并吡喃-3-基)甲基]膦酸衍生物 |
CN102239164A (zh) * | 2008-12-05 | 2011-11-09 | 安斯泰来制药有限公司 | 2h-色烯化合物及其衍生物 |
CN108947953A (zh) * | 2018-05-16 | 2018-12-07 | 江西科技师范大学 | 一种黄酮类衍生物的合成方法 |
CN109232501A (zh) * | 2018-10-10 | 2019-01-18 | 江西科技师范大学 | 一种4-对甲苯磺酸酯-2h-色烯的制备方法 |
Non-Patent Citations (3)
Title |
---|
"Acid-promoted cyclization of 2-propynolphenols leading to 4-tosyloxy-2H-chromenes";Ren L. et al;《Tetrahedron Letters》;20181211;第60卷;第332页 * |
"Convenient and Highly Efficient Routes to 2H-Chromene and 4-Chromanone Derivatives: Iodine-Promoted and p-Toluenesulfonic Acid Catalyzed Cascade Cyclizations of Propynols";Yi Feng Q. et al;《Chem. Eur. J》;20151231;第21卷;第3480-3487页 * |
"Copper-Catalyzed Cascade Cyclization of 2-Propynolphenols :Access to 4-Phosphorylated 2H-Chromenes";Ren L. et al;《Adv.Synth. Catal》;20171231;第359卷;第3962-3967页 * |
Also Published As
Publication number | Publication date |
---|---|
CN109824725A (zh) | 2019-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI87790B (fi) | Foerfarande foer framstaellning av epipodofyllotoxinglukosid-4'-fosfatderivat med antitumoer effekt | |
CN101531681A (zh) | 一种高纯度的米诺膦酸及其制备方法 | |
CN109824725B (zh) | 一种4-磷酸酯-2h-色烯衍生物的制备方法 | |
AU784462B2 (en) | Phosphoramidate prodrugs | |
CN115894329A (zh) | 一种轴手性含2-硫氰基-3-芳基的吲哚衍生物合成方法 | |
AU705248B2 (en) | Water-soluble derivatives of epipodophyllotoxin, process for their preparation, their use as medicinal product and their intended use in anticancer treatments | |
CN102796134B (zh) | 一种马沙骨化醇中间体的制备方法 | |
Rubinstein et al. | A novel method for phosphodiester and internucleotide bond synthesis | |
CN1172941C (zh) | 一种简便合成康普立停a-4前药的方法 | |
CN110804069B (zh) | 一种硫代膦(磷)酸酯取代的联烯化合物制备方法 | |
JP4409089B2 (ja) | ホスフィンリガンドの調製 | |
CN105037428B (zh) | 一种香豆素‑3‑膦酸酯衍生物的制备方法 | |
CN115785148B (zh) | 一种硫代膦(磷)酸酯取代苯并芴化合物的制备方法 | |
CN114249786A (zh) | 含n,n-二酰基结构核苷中间体的制备和应用 | |
CN104098604B (zh) | 一种制备福沙匹坦二甲葡胺的方法 | |
US5332845A (en) | Phosphorylating reagents | |
CN108530515A (zh) | 天然产物be-43547环状母核的制备方法 | |
CN107629039B (zh) | 氘代丙烯酰胺的制备方法和中间体 | |
EP3778616A1 (en) | Optically active segment for stereocontrolled oligonucleotide synthesis, production method for same, and stereocontrolled oligonucleotide synthesis method using same | |
Gadek | Trimethylsilyl triflate mediated introduction of phospholipid head groups | |
CN110526940A (zh) | 一种4-(2h-色烯)-硫代膦(磷)酸酯的制备方法 | |
CN117736236B (zh) | 羟基保护中间体的制备方法、磷脂酰乙醇胺类化合物及其制备方法 | |
JPS6251695A (ja) | ホスホロアミダイト類の合成法 | |
CN109384814B (zh) | 新型替诺福韦前药的纯化方法 | |
US4983768A (en) | Process of preparation of phosphinamides applications and new products |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211210 |