43076-16-0

• 常用中文名：9,10-二氧代酮替芬
• 常用英文名：Ketotifen Impurity G
• CAS号：43076-16-0
• 分子式：C₁₉H₁₇NO₂S
• 分子量：323.409
• 发布时间：2017-03-11 19:45:24
• 更新时间：2026-07-04 19:56:16

名称

• 中文名: 9,10-二氧代酮替芬
• 英文名: 9,10-Dioxo Ketotifen
• 中文别名: 富马酸酮替芬杂质G; 4-(1-甲基哌啶-4-亚基)-4H苯并[4,5]环庚[1,2-B]噻吩-9(10H)-酮 (酮替芬杂质); 酮替芬; 4-(1-甲基哌啶-4-亚基)-4H苯并[4,5]环庚[1,2-B]噻吩-9(10H)-酮; 酮替芬杂质7(酮替芬杂质G); 酮替芬 G; 9,10-二酮基酮替芬; 酮替芬杂质G; 4-(1-甲基哌啶-4-亚基)-4H-苯并[4,5]环庚并[1,2-B]噻吩-9,10-二酮
• 英文别名: Ketotifen fumate impurity G; 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9,10-dione; 4-(1-Methyl-4-piperidinylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophene-9,10-dione; Ketotifen Impurity 7(Ketotifen Impurity G）; 10-(1-methylpiperidin-4-ylidene)benzo[1,2]cyclohepta[3,4-b]thiophene-4,5-dione; 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophen-9,10-dione (9,10-Dioxoketotifen); Ketotifen Hydrogen Fumate Impurity G; 10-(1-methylpiperidin-4-ylidene)benzo[1,2]cyclohta[3,4-b]thiophene-4,5-dione; 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophen-9,10-dione (9,10-Dioxoketotif; 4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophene-9,10-dione; Ketotifen Impurity G (9,10-Dioxo Ketotifen); 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophen-9,10-dione; 4H-Benzo[4,5]cyclohta[1,2-b]thiophene-9,10-dione, 4-(1-methyl-4-piperidinylidene); 4-(1-Methyl-4-piperidinylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophene-9,10-dione; Ketotifen impurity G; Ketotifen hydrogen fumate Imp. G : 4-(1-methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophen-9,10-dione; 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohta[1,2-b]thiophene-9,10-dione (Ketotifen Impurity)

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 505.7±50.0 °C at 760 mmHg
• 分子式: C₁₉H₁₇NO₂S
• 分子量: 323.409
• 闪点: 259.7±30.1 °C
• 精确质量: 323.097992
• PSA: 65.62000
• LogP: 4.22
• 蒸汽压: 0.0±1.3 mmHg at 25°C
• 折射率: 1.656
• 储存条件: 2-8°C

合成路线

63463-36-5 ~% 43076-16-0

文献：Waldvogel; Schwarb; Bastian; Bourquin Helvetica Chimica Acta, 1976 , vol. 59, # 3 p. 866 - 877

34580-11-5 ~% 43076-16-0

文献：Waldvogel; Schwarb; Bastian; Bourquin Helvetica Chimica Acta, 1976 , vol. 59, # 3 p. 866 - 877

34580-12-6 ~% 43076-16-0

文献：Waldvogel; Schwarb; Bastian; Bourquin Helvetica Chimica Acta, 1976 , vol. 59, # 3 p. 866 - 877

34580-13-7 ~% 43076-16-0

文献：Waldvogel; Schwarb; Bastian; Bourquin Helvetica Chimica Acta, 1976 , vol. 59, # 3 p. 866 - 877

59743-88-3 ~% 43076-16-0

文献：Waldvogel; Schwarb; Bastian; Bourquin Helvetica Chimica Acta, 1976 , vol. 59, # 3 p. 866 - 877

59743-84-9 ~% 43076-16-0

文献：Waldvogel; Schwarb; Bastian; Bourquin Helvetica Chimica Acta, 1976 , vol. 59, # 3 p. 866 - 877

上下游产品

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63463-36-5 34580-11-5 34580-12-6 34580-13-7
59743-88-3 59743-84-9
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