奥沙西泮相关物质B
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- CAS号:
- 1824-74-4
- 英文名:
- 7-chloro-1,3-dihydro-5-phenyl-2-oxo-2H-1,4-benzodiazepin-3-yl acetate
- 英文别名:
- oxazepam acetate;Oxazepam 3-acetate;OxazepaM Related CoMpound B;Oxazepam Related Compound B (15 mg);(3RS)-7-chloro-2-oxo-5-phenyl- 2,3-dihydro-1H-1,4-;3-ACETOXY-7-CHOLRO-1,3-DIHYDRO-5-PHENYL-2H-1,4-BENZODIAZEPIN-2-ONE;3-Acetoxy-7-chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one;(7-chloro-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl) acetate;3-Acetyloxy-7-chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one;7-chloro-1,3-dihydro-5-phenyl-2-oxo-2H-1,4-benzodiazepin-3-yl acetate
- 中文名:
- 奥沙西泮相关物质B
- 中文别名:
- 奥沙西泮杂质B;奥沙西泮EP杂质B;奥沙西泮相关物质B
- CBNumber:
- CB2887478
- 分子式:
- C17H13ClN2O3
- 分子量:
- 328.75
- MOL File:
- 1824-74-4.mol
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奥沙西泮相关物质B化学性质
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熔点:
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242-243 °C
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沸点:
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497.8±45.0 °C(Predicted)
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密度:
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1.37±0.1 g/cm3(Predicted)
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酸度系数(pKa):
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10.48±0.70(Predicted)
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奥沙西泮相关物质B性质、用途与生产工艺
用途
舒宁（去甲羟安定）的中间体。
生产方法
用对硝基氯苯与苄腈在碱性条件下环合，生成5-氯-3-苯基苯并异噁唑，然后与盐酸-铁粉反应，开环并还原，得2-氨基-5-氯二苯甲酮，进而与盐酸羟胺缩合得2-氨基-5-氯二苯酮肟，再与氯乙酰氯环合得6-氯-2-氯甲基-4-苯基喹唑啉-3-氧化物，后者在碱性条件下水解得7-氯-2,3-二氢-5-苯基-1H-1,4-苯并二氮杂 -2-酮-4-氧化物，最后以乙酸酐酰化并加热重排制得该品。
奥沙西泮相关物质B
上下游产品信息
上游原料
下游产品
1824-74-4, 奥沙西泮相关物质B 相关搜索:
- Pharmaceuticals
- Metabolites & Impurities
- Intermediates & Fine Chemicals
- Heterocycles
- Aromatics
- 奥沙西泮杂质B
- 奥沙西泮EP杂质B
- 奥沙西泮相关物质B
- 1824-74-4
- (3RS)-7-chloro-2-oxo-5-phenyl- 2,3-dihydro-1H-1,4-
- acetic acid (7-chloro-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl) ester
- 2H-1,4-Benzodiazepin-2-one, 3-(acetyloxy)-7-chloro-1,3-dihydro-5-phenyl-
- Oxazepam Related Compound B (15 mg)
- (3RS)-7-Chloro-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl Acetate
- Oxazepam Related Compound B (7-Chloro-2-oxo-5-phenyl-2,3-dihydro-1H-benzodiazepin-3-yl acetate) (1483028)
- OxazepaM Related CoMpound B
- 7-Chloro-1,3-dihydro-3-hydroxy-5-phenyl-2H-1,4-benzodiazepin-2-one Acetate
- 3-Acetoxy-7-chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one
- acetic acid (7-chloro-2-keto-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl) ester
- (7-chloro-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl) ethanoate
- (7-chloro-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl) acetate
- Oxazepam 3-acetate
- 3-Acetyloxy-7-chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepin-2-one
- oxazepam acetate
- 3-ACETOXY-7-CHOLRO-1,3-DIHYDRO-5-PHENYL-2H-1,4-BENZODIAZEPIN-2-ONE
- 7-chloro-1,3-dihydro-5-phenyl-2-oxo-2H-1,4-benzodiazepin-3-yl acetate