6-aryl-4,5-dihydro-3(2h)-pyridazinones, their preparation and use
Номер патента: CA1194024A
Опубликовано: 24-09-1985
Автор(ы): Albrecht Franke, Dieter Lenke, Hans D. Lehmann, Horst Koenig, Josef Gries, Marco Thyes, Phillip A. Rossy
Принадлежит: BASF SE
Опубликовано: 24-09-1985
Автор(ы): Albrecht Franke, Dieter Lenke, Hans D. Lehmann, Horst Koenig, Josef Gries, Marco Thyes, Phillip A. Rossy
Принадлежит: BASF SE
Реферат: Abstract of the Disclosure: 6-aryl-4,5-dihydro-3(2H)-pyridazinones of the formula (I), where R is hydrogen, R1 is hydrogen or C1-C3-alkyl, or R and R1 together are methylene, R2 and R3 are identi-cal or different and are each hydrogen or C1-C6-alkyl, and A is hydroxyl, C1-C6-alkoxy, C2-C7-acyloxy, a C2-C7-carbamic acid ester group, C1-C6-alkylsul-fonyloxy, C1-C6-alkylmercapto, carboxyl, C2-C7-alkoxy-carbonyl or nitrile, and their preparation are described. The substances are suitable for the treatment of high blood pressure or thrombo-embolic disorders.
Cephalomannine derivatives, their preparation, pharmaceutical composition and use thereof
Номер патента: CA2705481C. Автор: Xiaoguang Chen,Hongbo Wang,Xuan Li,Rui Han,Hongyan Liu,Limin Zhao,Weishuo Fang,Chungang Yang. Владелец: Institute of Materia Medica of CAMS. Дата публикации: 2013-01-29.