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CAS 623-47-2
ethyl propiolate(Ethoxycarbonyl)acetylene
登记编号：SELP-007、(V)101438-31-a、(III)169995-11-a,(III)169995-11-b、(II)169995-17-a、(II)169995-22-a、MAXA-037、TASE-014
应用背景（按来源药适应症）
实体瘤塞普替尼甲状腺髓样癌塞普替尼非小细胞肺癌塞普替尼甲状腺瘤塞普替尼乳腺癌Paclitaxel/Encequidar mesylate腺癌Paclitaxel/Encequidar mesylate血管肉瘤Paclitaxel/Encequidar mesylate实体瘤Paclitaxel/Encequidar mesylate避孕屈螺酮口腔炎，口疮屈螺酮经前焦虑性障碍屈螺酮经前期综合征屈螺酮痛经屈螺酮抑郁屈螺酮胰腺癌紫杉醇非小细胞肺癌紫杉醇霍奇金病紫杉醇精原细胞瘤紫杉醇卵巢癌紫杉醇乳腺癌紫杉醇继发性甲状旁腺功能亢进症马沙骨化醇甲状旁腺功能亢进症马沙骨化醇乳腺癌Taselisib膀胱癌Taselisib多发性骨髓瘤Taselisib肺癌Taselisib肝癌Taselisib宫颈癌Taselisib
来源药（使用该中间体的合成路线）
合成路线中的位置（上下游链）
按路线登记顺序排列，左→右为合成方向；高亮为当前 CAS，其余可点击跳转对应档案。
4-(6-fluoropyridin-3-yl)-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile→tert-butyl 3,6-diazabicyclo[3.1.1]heptane-6-carboxylate→tert-butyl 3-(5-(3-cyano-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridin-4-yl)pyridin-2-yl)-3,6-diazabicyclo[3.1.1]heptane-6-carboxylate→4-(6-(3,6-diazabicyclo[3.1.1]heptan-3-yl)pyridin-3-yl)-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile→6-methoxynicotinaldehyde→tert-butyl hydroxycarbamate→2,4,6-trimethylbenzenesulfonyl chloride→tert-butyl ((mesitylsulfonyl)oxy)carbamate→O-(mesitylsulfonyl)hydroxylamine→3-bromo-5-methoxypyridine→1-amino-3-bromo-5-methoxypyridin-1-ium 2,4,6-trimethylbenzenesulfonate→ethyl propiolate→ethyl 6-bromo-4-methoxypyrazolo[1,5-a]pyridine-3-carboxylate→ethyl 4-bromo-6-methoxypyrazolo[1,5-a]pyridine-3-carboxylate→4-bromo-6-methoxypyrazolo[1,5-a]pyridine→4-bromo-6-methoxypyrazolo[1,5-a]pyridine-3-carbaldehyde→(E)-4-bromo-6-methoxypyrazolo[1,5-a]pyridine-3-carbaldehyde oxime→4-bromo-6-methoxypyrazolo[1,5-a]pyridine-3-carbonitrile→4-bromo-6-hydroxypyrazolo[1,5-a]pyridine-3-carbonitrile→2,2-dimethyloxirane→4-bromo-6-(2-hydroxy-2-methylpropoxy)pyrazolo[1,5-a]pyridine-3-carbonitrile→2-fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
4,6,6-trimethylbicyclo[3.1.1]hept-3-en-2-one→1-Bromo-3-methyl-2-butene→2-{2,6,6-trimethyl-4-oxobicyclo[3.1.1]hept-2-en-3-yl}acetaldehyde→2-{2,6,6-trimethyl-7-oxobicyclo[3.1.1]hept-2-en-1-yl}acetaldehyde→ethyl (2S,6R)-2,6-dihydroxy-4,10,11,11-tetramethyl-3-oxotricyclo[5.3.1.0(1,6)]undeca-4,9-diene-5-carboxylate→(Ethoxycarbonyl)acetylene→ethyl 5-{2,6,6-trimethyl-7-oxobicyclo[3.1.1]hept-2-en-1-yl}-4-[(trimethylsilyl)oxy]pent-2-ynoate→ethyl (6R)-3,6-dihydroxy-4,10,11,11-tetramethyltricyclo[5.3.1.0(1,6)]undeca-4,9-diene-5-carboxylate→ethyl (6R)-6-hydroxy-4,10,11,11-tetramethyl-3-oxotricyclo[5.3.1.0(1,6)]undeca-4,9-diene-5-carboxylate→(2S,3S,6S)-5-(hydroxymethyl)-4,10,11,11-tetramethyltricyclo[5.3.1.0(1,6)]undeca-4,9-diene-2,3,6-triol→(2S,6S,9S)-8-{[(tert-butyldimethylsilyl)oxy]methyl}-4,4,7,13,14,14-hexamethyl-3,5-dioxatetracyclo[8.3.1.0(1,9).0(2,6)]tetradeca-7,12-dien-9-ol→(2S,6S,7Z,12S)-8-{[(tert-butyldimethylsilyl)oxy]methyl}-4,4,7,13,14,14-hexamethyl-12-{[tris(propan-2-yl)silyl]oxy}-3,5-dioxatricyclo[8.3.1.0(2,6)]tetradeca-1(13),7-dien-9-one→(2S,6S,7Z,9S,10S,12S)-8-(hydroxymethyl)-4,4,7,13,14,14-hexamethyl-12-[(triisopropylsilyl)oxy]-3,5-dioxatricyclo[8.3.1.0(2,6)]tetradeca-1(13),7-diene-9,10-diol→(1S,5S,6S,7S,8S,12S,15S)-7,10,10,14,17,17-hexamethyl-6-{[(trimethylsilyl)oxy]methyl}-15-{[tris(propan-2-yl)silyl]oxy}-2,4,9,11-tetraoxatetracyclo[11.3.1.0(1,5).0(8,12)]heptadec-13-en-3-one→(1S,5S,6R,7S,8S,12S,15S)-7,10,10,14,17,17-hexamethyl-3-oxo-15-[(triisopropylsilyl)oxy]-2,4,9,11-tetraoxatetracyclo[11.3.1.0(1,5).0(8,12)]heptadec-13-ene-6-carbaldehyde→2-[(1S,5S,6R,7S,8S,9S,12S)-8,9-dihydroxy-7,11,14,14-tetramethyl-3-oxo-12-{[tris(propan-2-yl)silyl]oxy}-2,4-dioxatricyclo[8.3.1.0(1,5)]tetradec-10-en-6-yl]acetaldehyde→2-[(1S,5S,6S,7S,8S,12S)-7,11,14,14-tetramethyl-3,9-dioxo-8-[(triethylsilyl)oxy]-12-[(triisopropylsilyl)oxy]-2,4-dioxatricyclo[8.3.1.0(1,5)]tetradec-10-en-6-yl]prop-2-enal
(1aR,1bR,3S,5aR,5bS,7aS,8aS,9aS,9bS,9cR,9dR)-1b,3-Dihydroxy-5a,7a-dimethylperhydrocyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-8-one→3beta-[tert-Butyl(dimethyl)silyloxy]-5beta-hydroxy-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-one→(Ethoxycarbonyl)acetylene→3-[3beta-[tert-Butyl(dimethyl)silyloxy]-5beta,17beta-dihydroxy-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-yl]-2-propynoic acid ethyl ester→3-[3beta,5beta,17beta-Trihydroxy-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-yl]-2-propynoic acid ethyl ester→3-[5beta,17beta-Dihydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxoandrostan-17-yl]-2-propynoic acid ethyl ester→3-[17beta-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxoandrost-4-en-17-yl]-2-propynoic acid ethyl ester→3-[17beta-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxoandrost-4-en-17-yl]-2-propynoic acid
(1aR,1bR,3S,5aR,5bS,7aS,8aS,9aS,9bS,9cR,9dR)-1b,3-Dihydroxy-5a,7a-dimethylperhydrocyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-8-one→(Ethoxycarbonyl)acetylene→3-[3beta,5beta,17beta-Trihydroxy-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-yl]-2-propynoic acid ethyl ester→5beta-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3beta-(trimethylsilyloxy)androstan-17-one→3-[5beta,17beta-Dihydroxy-6beta,7beta:15beta,16beta-dimethylene-3beta-(trimethylsilyloxy)androstan-17-yl]-2-propynoic acid ethyl ester
(1aR,1bR,3S,5aR,5bS,7aS,8aS,9aS,9bS,9cR,9dR)-1b,3-Dihydroxy-5a,7a-dimethylperhydrocyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-8-one→(Ethoxycarbonyl)acetylene→3-(3beta,5beta,17alpha-Trihydroxy-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-yl)-2-propynoic acid ethyl ester→3-(3beta,5beta,17alpha-dihydroxy-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-yl)propionic acid ethyl ester→3-(5beta,17alpha-Dihydroxy-3-oxo-6beta,7beta:15beta,16beta-dimethyleneandrostan-17-yl)propionic acid ethyl ester→3-(5beta,17alpha-Dihydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxoandrostan-17-yl)-2-propynoic acid ethyl ester→3-(17alpha-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxoandrost-4-en-17-yl)-2-propynoic acid ethyl ester→3-(17alpha-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxoandrost-4-en-17-yl)propionic acid ethyl ester
本站可供应的对应中间体
同 CAS 多家在售供应横向对比；价格区间为供应方挂牌口径，实价以询价确认为准。
| 供应商 | 产品 | 价格区间 | 最小起订 | 货期 | 资质 | 操作 |
|---|---|---|---|---|---|---|
| Qualified Partner — East China API Works | PHOSPHINE OXIDE, [2-[3,5-BIS [[(1,1-DIMETHYLETHYL) DIMETHYLSILY]OXY]-2-METHYLENECYCLOHEXYLIDENE]ETHYL]DIPHENYL-,[3S-(1Z,3A,5B0)] Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Nantong cGMP Site | (1S,3aR,4S,7aS)-1-((S)-1-(3-hydroxy-3-methylbutoxy)ethyl)-7a-methyloctahydro-1H-inden-4-ol Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Taizhou GMP-like Site | (1S,3aR,7aR)-1-((S)-1-(3-hydroxy-3-Methylbutoxy)ethyl)-7a-Methylhexahydro-1H-inden-4(2H)-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Qualified Partner — East China API Works | (1S,3aR,7aR)-Octahydro-7a-Methyl-1-((1S)-1-(3-Methyl-3-((triMethylsilyl)oxy)butoxy)ethyl)-4H-Inden-4-one Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — | |
| Unibest Nantong cGMP Site | (Z)-2-((3S,5R)-3,5-bis((tert-butyldiMethylsilyl)oxy)-2-Methylenecyclohexylidene)ethanol Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
本页为中间体 CAS 注册档案：同 CAS 的多条路线登记已合并；后续供应商报价与买方需求以该 CAS 为主键撮合。