网站主页 >> CAS数据库列表 >> 13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
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- CAS号:
- 19914-67-1
- 英文名:
- 13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
- 英文别名:
- Levonorgestrel EP IMP B;EP Levonorgestrel Impurity B;Levonorgestrel EP impurity B;13-Ethyl-17α-ethynyl-17-hydroxygon-5(10)-en-3-one;13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one;17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one;Levonorgestrel Impurity 2(Levonorgestrel EP Impurity B);13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one;13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one;13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
- 中文名:
- 13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
- 中文别名:
- 左炔诺孕酮EP杂质B;左炔诺孕酮杂质B(EP);左炔诺孕酮杂质2(左炔诺孕酮EP杂质B);17Α-乙炔基-18-甲基雌甾-5(10)-烯-17Β-醇-3-酮;13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮;13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮;(8R,9S,13S,14S,17R)-13-乙基-17-乙炔基-17-羟基-4,6,7,8,9,11,12,13,14,15,16,17-十二氢-1H-环戊烷[A]菲-3(2H)-酮 (左炔诺孕酮杂质)
- CBNumber:
- CB41453106
- 分子式:
- C21H28O2
- 分子量:
- 312.45
- MOL File:
- 19914-67-1.mol
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13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮化学性质
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熔点:
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169-171?C
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沸点:
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454.0±45.0 °C(Predicted)
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密度:
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1.14±0.1 g/cm3(Predicted)
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储存条件:
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Refrigerator
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溶解度:
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Chloroform (Slightly), Methanol (Slightly)
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酸度系数(pKa):
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13.10±0.40(Predicted)
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13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮性质、用途与生产工艺
用途
三烯高诺酮的中间体。
生产方法
可用β-萘酚经(甲)醚化、催化氢化、氧化、加成(与乙烯基溴化镁)、缩合(与1-乙基-2,5-环戊二酮)、环合,生成3-甲氧基-18-甲基-1,3,5(10),8,14-雌甾五烯-17-酮,然后经催化氢化、还原、氧化、炔化等反应制得该品。
13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
上下游产品信息
上游原料
下游产品
13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
生产厂家
19914-67-1, 13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮 相关搜索:
- Steroids
- Pharmaceuticals
- Intermediates & Fine Chemicals
- Impurities
- Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids
- 左炔诺孕酮杂质
- 对照品-杂质对照品
- 杂质对照品
- 左炔诺孕酮杂质2(左炔诺孕酮EP杂质B)
- (8R,9S,13S,14S,17R)-13-乙基-17-乙炔基-17-羟基-4,6,7,8,9,11,12,13,14,15,16,17-十二氢-1H-环戊烷[A]菲-3(2H)-酮 (左炔诺孕酮杂质)
- 13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
- 左炔诺孕酮杂质B(EP)
- 左炔诺孕酮EP杂质B
- 13-乙基-17Β-羟基-18,19-二去甲孕甾-5(10)-烯-20-炔-3-酮 17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10)-烯-3-酮
- 17Α-乙炔基-18-甲基雌甾-5(10)-烯-17Β-醇-3-酮
- 19914-67-1
- 18,19-Dinorpregn-5(10)-en-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)- (9CI)
- (8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Levonorgestrel Impurity)
- 13-ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one
- 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
- 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one (Levo Norgestrel Impurity)
- 18,19-Dinorpregn-5(10)-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17α)-
- Levonorgestrel EP IMP B
- Levonorgestrel Impurity 2(Levonorgestrel EP Impurity B)
- 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one - EP
- Levonorgestrel EP impurity B
- 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one
(Levo Norgestrel IMpurity)
- 13-Ethyl-17α-ethynyl-17-hydroxygon-5(10)-en-3-one
- (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
- 13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
- 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
(Levo Norgestrel Impurity)
- EP Levonorgestrel Impurity B
- 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B)
- 13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one
- 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B)
- 17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one
- 13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one