330785-81-4
330785-81-4 結(jié)構(gòu)式
基本信息
阿伐那非雜質(zhì)P
AVANAFIL雜質(zhì)P
2-甲巰基-4-(3-氯-4-甲氧基芐氨基)嘧
4-3-氯-4-甲氧基芐胺基-2-甲巰基-5-乙氧羰基嘧啶
4-(3-氯-4-甲氧基芐胺)-5-甲酸乙酯-2-甲硫基嘧啶
2-甲硫基-4-(3-氯-4-甲氧基芐胺) -5-羧酸乙酯嘧啶
2-甲硫基-4-(3-氯-4-甲氧基芐胺基)嘧啶-5-羧酸乙酯
4-(3-氯-4-甲氧基芐氨基)-2-甲巰基-5-乙氧羰基嘧啶
4-(3-氯-4-甲氧基苯氨基)-5-乙氧基羰基-2-甲基噻嘧啶
INTERMEDIATE OF AVANAFIL
4-(3-chloro-4-MethoxybenzylaMino)-5-ethoxycarbonyl-2-MethylthiopyriMidine
ethyl 4-(3-chloro-4-MethoxybenzylaMino)-2-(Methylthio)pyriMidine-5-carboxylate
ethyl 4-[(3-chloro-4-methoxyphenyl)methylamino]-2-methylsulfanylpyrimidine-5-carboxylate
4-(3-Chloro-4-Methoxy-benzylaMino)-2-Methylsulfanyl-pyriMidine-5-carboxylic acid ethyl ester
4-[[(3-Chloro-4-methoxyphenyl)methyl]amino]-2-(methylthio)-5-pyrimidinecarboxylic acid ethyl ester
(5-PyriMidinecarboxylicacid, 4-[[(3-chloro-4-Methoxyphenyl)Methyl]aMino]-2-(Methylthio)-,ethyl ester)
(5-PyriMidinecarboxylicacid, 4-[[(3-chloro-4-Methoxyphenyl)Methyl]aMino]-2-(Methylthio)-,ethyl ester)###NA
Avanafil intermediates，5-Pyrimidinecarboxylicacid, 4-[[(3- chloro-4- methoxyphenyl)methyl]amino]-2- (methylthio)-, ethyl ester
物理化學(xué)性質(zhì)
制備方法
5909-24-0
115514-77-7
330785-81-4
以4-氯-2-甲硫基嘧啶-5-羧酸乙酯和3-氯-4-甲氧基芐胺為原料合成4-(3-氯-4-甲氧基芐胺基)-2-甲巰基-5-乙氧羰基嘧啶的一般步驟：首先，將3-氯-4-甲氧基芐胺（45.6g，0.27mol）溶解于180mL丙酮中，隨后加入三乙胺（40.4g，0.4mol）。接著，將4-氯-2-甲硫基嘧啶-5-羧酸乙酯（53.3g，0.24mol）溶于250mL丙酮中，緩慢滴加至上述反應(yīng)溶液中。反應(yīng)在室溫下進(jìn)行3小時(shí)。反應(yīng)完成后，將反應(yīng)液倒入冰水混合物中，用乙酸乙酯萃取。合并有機(jī)相，用10%檸檬酸水溶液（250mL×3）洗滌。有機(jī)層用無水硫酸鈉干燥，隨后減壓蒸發(fā)溶劑。最后，產(chǎn)物經(jīng)真空干燥，得到白色固體（86.0g，收率87.0%）。
參考文獻(xiàn)：
[1] Bioorganic and Medicinal Chemistry Letters, 2014, vol. 24, # 23, p. 5460 - 5465
[2] Bioorganic and Medicinal Chemistry Letters, 2015, vol. 25, # 7, p. 1431 - 1435
[3] Patent: CN108707141, 2018, A. Location in patent: Paragraph 0027; 0031; 0036; 0040; 0045; 0049
[4] Patent: EP2886540, 2015, A1. Location in patent: Paragraph 0168; 0169
[5] Patent: EP1366760, 2003, A1. Location in patent: Page 19