4,5-二溴噻吩-2-甲酸合成路线 (共 21 条)
反应条件
chlorine; acetic acid
参考文献
Steinkopf; Koehler
Justus Liebigs Annalen der Chemie, 1937 , vol. 532, p. 250,279
参考文献
Steinkopf; Koehler
Justus Liebigs Annalen der Chemie, 1937 , vol. 532, p. 250,279
反应条件
mercury(II) diacetate; acetic acid; sodium chloride anschliessend mit wss. Salzsaeure erhitzen;
参考文献
Steinkopf; Koehler
Justus Liebigs Annalen der Chemie, 1937 , vol. 532, p. 250,279
参考文献
Nishimura et al.
Bl.Univ.Osaka Prefect., 1958 , vol. <A>6, p. 127,128,130
参考文献
Nishimura et al.
Bl. Univ. Osaka Prefect., 1958 , vol. <A> 6, p. 127,128
Full Text Show Details
Motoyama et al.
Nippon Kagaku Zasshi, 1957 , vol. 78, p. 950,962
Chem. Zentralbl., 1958 , vol. 129, p. 13204
反应条件
sulfuric acid T=20°C; 23 h; Heating / reflux;
参考文献
PHARMACIA ITALIA S.P.A.
Patent: WO2004/7504 A1, 2004 ;
Location in patent: Page 58 ;
WO 2004/007504 A1
反应条件
1: 90 percent / Zn, AcOH / H2O / 0.25 h / Heating 2: 1.) SOCl2 / 1.) CHCl3, reflux, 40 min, 2.) CHCl3, 2 h, reflux View Scheme
参考文献
Binder, Dieter; Prager, Bernhard C.; Noe, Christian R.
Journal of Chemical Research, Miniprint, 1981 , # 5 p. 1801 - 1824
反应条件
acetic acid; zinc in water 0.25 h; Heating;
参考文献
Binder, Dieter; Prager, Bernhard C.; Noe, Christian R.
Journal of Chemical Research, Miniprint, 1981 , # 5 p. 1801 - 1824
反应条件
n-butyllithium in tetrahydrofuran; cyclohexane
参考文献
3-Dimensional Pharmaceuticals, Inc.
Patent: US6291514 B1, 2001 ;
反应条件
4-(N,N-dimethlyamino)pyridine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride in dichloromethane
T=20°C; 14 h; Yield given;
参考文献
Muratake, Hideaki; Okabe, Kazuaki; Takahashi, Michiko; Tonegawa, Miyuki; Natsume, Mitsutaka
Chemical and Pharmaceutical Bulletin, 1997 , vol. 45, # 5 p. 799 - 806