苯基苯甲酰科立内酯是联苯-4-甲酰科立内酯的一个异构体,可用于合成前列腺素类药物。前列腺素是一类重要的内源性生理活性物质,在多种生理过程中发挥重要作用,并具有较高的药理活性。临床使用的前列腺素类药物均是人工合成而来。
联苯-4-甲酰科立内酯(Coreylactonephenylbenzoate)是合成PGF2α前列腺素药物的手性中间体,化学名为六氢-4-(羟甲基)-2-氧代-2H-环戊并[b]呋喃-5-基1,1'-联苯-4-甲酸酯。通常包括(±)联苯-4-甲酰科立内酯、(-)苯基苯甲酰科立内酯和(+)联苯-4-甲酰科立内酯。
用途(-)苯基苯甲酰科立内酯是前列腺素合成中的关键中间体,也是前列腺素的多功能构建基块。它还是PGF2α的有效和选择性抗青光眼药物类似物的重要组成部分。
制备过程将(-)科立内酯二醇双羟基衍生物(1.0kg)加入10L丙酮中,搅拌下加入1L浓度为2mol/L的盐酸溶液。控制温度在60℃反应4小时,直至完全反应。降至室温后得到混悬水解液;将混悬水解液加入饱和碳酸钠溶液中和至pH=7,得到混悬中和液。随后,在40℃搅拌2小时,并缓慢冷却至室温,放置2小时以形成混悬反应液。过滤收集滤饼,得到三苯甲醇粗品(0.419kg);收集混悬反应液的滤液,减压蒸除溶剂丙酮,冷却后得到混悬水溶液。再次过滤,收集滤饼,得到(-)联苯-4-甲酰科立内酯粗品(0.567kg)。
将步骤1所得的三苯甲醇粗品加入到4.19L体积百分比为95%:5%的乙腈/乙醇中加热搅拌至完全溶解,冷却至室温后过滤、洗涤制得三苯甲醇纯品(0.408kg),收率为92.8%,纯度达到99.65%。
将步骤1所得的(-)联苯-4-甲酰科立内酯粗品加入到5.67L体积百分比为95%:5%的乙醚/甲醇中加热搅拌至完全溶解,冷却至室温后过滤、洗涤得到(-)联苯-4-甲酰科立内酯纯品(0.554kg),收率为93.1%,纯度达到99.51%。
(-)联苯-4-甲酰科立内酯重结晶:将步骤3中获得的联苯-4-甲酰科立内酯粗品加入到联苯-4-甲酰科立内酯重结晶溶剂(双溶剂S4/S5)中,回流反应1-5小时后冷却至室温。析出固体,过滤、洗涤后制得(-)苯基苯甲酰科立内酯纯品。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | <3aR(3aα,4α,5β,6aα)>-(-)-5-(1,1'-biphenyl-4-carbonyloxy)hexahydro-4-hydroxymethyl-2H-cyclopentafuran-2-one | 54382-73-9 | C21H20O5 | 352.387 |
—— | (3aR,4S,5R,6aS)-4-((tert-butyldimethylsilyloxy)methyl)-2-oxo hexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate | 165876-61-9 | C27H34O5Si | 466.649 |
科立内脂二醇 | (3aR,4S,5R,6aS)-5-hydroxy-4-(hydroxymethyl)hexahydro-2H-cyclopenta[b]furan-2-one | 32233-40-2 | C8H12O4 | 172.181 |
(3aR,4S,5R,6aS)-4-(叔-丁基二甲基硅烷基氧基)甲基-5-羟基-六氢-2H-环戊[b]呋喃-2-酮 | (3aR,4S,5R,6aS)-4-((tert-butyldimethylsilyloxy)methyl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one | 65025-94-7 | C14H26O4Si | 286.444 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | (3aR,4S,5R,6aS)-4-[(benzyloxy)methyl]-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl 4-phenylbenzoate | 31752-98-4 | C28H26O5 | 442.511 |
—— | (3aα,4α,5β,6aα)-(-)-hexahydro-4-(methoxymethyl)-5-<(4-phenylphenyl)carboxy>-2H-cyclopentafuran-2-one | 38361-00-1 | C22H22O5 | 366.414 |
对苯基苯甲酰Corey醛 | (3aR,4R,5R,6aS)-4-formyl-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate | 38754-71-1 | C21H18O5 | 350.371 |
—— | [(3aR,4R,5R,6aS)-4-(1,3-dioxolan-2-yl)-2-oxo-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-5-yl] 4-phenylbenzoate | 1421320-93-5 | C23H22O6 | 394.424 |
—— | (1S,5R,6R,7R)-6-<(3S)-3-hydroxy-5-phenyl-1-pentyl>-7-<(4-phenylbenzoyl)oxy>-2-oxabicyclo<3.3.0>octan-3-one | 145667-74-9 | C31H32O5 | 484.592 |
—— | (1S,5R,6R,7R)-6-<(3R)-3-hydroxy-5-phenyl-1-pentyl>-7-<(4-phenylbenzoyl)oxy>-2-oxabicyclo<3.3.0>octan-3-one | 145773-20-2 | C31H32O5 | 484.592 |
—— | (3aR,4S,5R,6aS)-4-((tert-butyldimethylsilyloxy)methyl)-2-oxo hexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate | 165876-61-9 | C27H34O5Si | 466.649 |
[1,1'-联苯]-4-羧酸,(3AR,4R,5R,6AS)-六氢-4-[(1E,3S)-3-羟基-1-辛烯-1-基]-2-氧代-2H-环戊并[B]呋喃-5-基酯(...) | (1S,5R,6R,7R)-6-[(E)-3(S)-hydroxy-1-octenyl]-7-(4-phenyl-benzoyloxy)-2-oxabicyclo[3.3.0]octane-3-one | 51014-26-7 | C28H32O5 | 448.559 |
(3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-1-辛烯基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯 | (1S, 5R, 6R, 7R)-7-(p-phenylbenzoyloxy)-6-<(E)-3-oxo-1-octenyl>-2-oxabicyclo<3.3.0>octan-3-one | 31753-00-1 | C28H30O5 | 446.543 |
(3aR,4R,5R,6aS)-六氢-4-[(1E,3S)-3-羟基-5-苯基-1-戊烯-1-基]-2-氧代-2H-环戊[b]呋喃-5-基酯[1,1'-联苯]-4-羧酸 | (1S,5R,6R,7R)-6-<(3R)-3-hydroxy-5-phenyl-1-pentenyl>-7-<(4-phenylbenzoyl)oxy>-2-oxabicyclo<3.3.0>octan-3-one | 41639-73-0 | C31H30O5 | 482.576 |
—— | (1S,5R,6R,7R)-6-<(3S)-3-hydroxy-5-phenyl-1-pentenyl>-7-<(4-phenylbenzoyl)oxy>-2-oxabicyclo<3.3.0>octan-3-one | 41639-23-0 | C31H30O5 | 482.576 |
(3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-5-苯基-1-戊烯基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯 | (1S,5R,6R,7R)-6-(3-oxo-5-phenyl-1E-pentenyl)-7-<(4-phenylbenzoyl)oxy>-2-oxabicyclo<3.3.0>octan-3-one | 41639-72-9 | C31H28O5 | 480.56 |
—— | Biphenyl-4-carboxylic acid (3aR,4R,5R,6aS)-2-oxo-4-((E)-3-oxo-4-phenoxy-but-1-enyl)-hexahydro-cyclopenta[b]furan-5-yl ester | 79171-99-6 | C30H26O6 | 482.533 |
—— | Biphenyl-4-carboxylic acid (3aR,4R,5R,6aS)-4-[(E)-(S)-4-(3-chloro-phenoxy)-3-hydroxy-but-1-enyl]-2-oxo-hexahydro-cyclopenta[b]furan-5-yl ester | —— | C30H27ClO6 | 518.994 |
[3aR-[3aa,4a(E),5b,6aa]]-4-[4-(3-氯苯氧基)-3-氧代-1-丁烯基]六氢-2-氧代-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯 | (3aR,4R,5R,6aS)-4-((E)-4-(3-chlorophenoxy)-3-oxobut-1-enyl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl [1,1′-biphenyl]-4-carboxylate | 54324-79-7 | C30H25ClO6 | 516.978 |
—— | (3aR,4R,5R,6aS)-4-[3R-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1E-butenyl]-5-(4-phenylbenzoyloxy)-hexahydro-2H-cyclopenta[b]furan-2-one | —— | C31H27F3O6 | 552.547 |
曲沃前列素中间体 | [1,1'-biphenyl]-4-carboxylic acid (3aR,4R,5R,6aS)-hexahydro-4-[(1E,3R)-3-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2-oxo-2H-cyclopenta[b]furan-5-yl ester | 114488-91-4 | C31H27F3O6 | 552.547 |
曲伏前列腺杂质 | (3aR,4R,5R,6aS)-4-((S,E)-3-hydroxy-4-(3-(trifluoromethyl)phenoxy)but-1-enyl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate | 114488-92-5 | C31H27F3O6 | 552.547 |
(3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-4-[3-(三氟甲基)苯氧基]-1-丁烯-1-基]-2H-环戊并[b]呋喃-5-基 [1,1’-联苯]-4-甲酸酯 | [1,1'-biphenyl]-4-carboxylic acid (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester | 54142-64-2 | C31H25F3O6 | 550.531 |
科立内脂二醇 | (3aR,4S,5R,6aS)-5-hydroxy-4-(hydroxymethyl)hexahydro-2H-cyclopenta[b]furan-2-one | 32233-40-2 | C8H12O4 | 172.181 |
—— | [1,1'-biphenyl]-4-carboxylic acid (3aR,4R,5R,6aS)-hexahydro-4-[(1E,3R)-3-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2-hydroxy-2H-cyclopenta[b]furan-5-yl ester | 1444103-94-9 | C31H29F3O6 | 554.563 |
拉坦前列腺素内酯二醇 | (3aR,4R,5R,6aS)-5-hydroxy-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-2-one | 145667-75-0 | C18H24O4 | 304.386 |
—— | (1S,5R,6R,7R)-6-<(3R)-3-hydroxy-5-phenyl-1-pentyl>-7(R)-hydroxy-2-oxabicyclo<3.3.0>octan-3-one | 145773-21-3 | C18H24O4 | 304.386 |
(3aR,4S,5R,6aS)-4-(叔-丁基二甲基硅烷基氧基)甲基-5-羟基-六氢-2H-环戊[b]呋喃-2-酮 | (3aR,4S,5R,6aS)-4-((tert-butyldimethylsilyloxy)methyl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one | 65025-94-7 | C14H26O4Si | 286.444 |