The present invention relates to synthetic routes to prepare a compound of the formula (A); wherein R
这项发明涉及合成路线,用于制备化合物(A)的公式;其中 R
Alternative synthesis of renin inhibitors and intermediates thereof
申请人:NOVARTIS AG
公开号:EP1978012A1
公开(公告)日:2008-10-08
The present invention relates to synthetic routes to prepare a compound of the formula
wherein R1 is halogen, C1-6halogenalkyl, C1-6alkoxy-C1-6alkyloxy or C1-6alkoxy-C1-6alkyl; R2 is halogen, C1-4alkyl or C1-4alkoxy; R3 and R4 are independently branched C3-6alkyl; and R5 is cycloalkyl, C1-6alkyl, C1-6hydroxyalkyl, C1-6alkoxy-C1-6alkyl, C1-6alkanoyloxy-C1-6alkyl, C1-6aminoalkyl, C1-6alkylamino-C1-6alkyl, C1-6dialkylamino-C1-6alkyl, C1-6alkanoylamino-C1-6alkyl, HO(O)C-C1-6alkyl, C1-6alkyl-O-(O)C-C1-6alkyl, H2N-C(O)-C1-6alkyl, C1-6alkyl-HN-C(O)-C1-6alkyl or (C1-6alkyl)2N-C(O)-C1-6alkyl; or a pharmaceutically acceptable salt thereof as well as key intermediates obtained when following these routes as well as their preparation.
本发明涉及合成路线以制备一个化合物,其化学式为:其中,R1为卤素,C1-6卤代烷基,C1-6烷氧基-C1-6烷氧基或C1-6烷氧基-C1-6烷基;R2为卤素,C1-4烷基或C1-4烷氧基;R3和R4分别是支链C3-6烷基;R5为环烷基,C1-6烷基,C1-6羟基烷基,C1-6烷氧基-C1-6烷基,C1-6酰氧基-C1-6烷基,C1-6氨基烷基,C1-6烷基氨基-C1-6烷基,C1-6二烷基氨基-C1-6烷基,C1-6酰胺基烷基,HO(O)C-C1-6烷基,C1-6烷基-O-(O)C-C1-6烷基,H2N-C(O)-C1-6烷基,C1-6烷基-HN-C(O)-C1-6烷基或(C1-6烷基)2N-C(O)-C1-6烷基;或其药学上可接受的盐,以及在遵循这些路线时获得的关键中间体及其制备方法。
Alpha-aminoalkanoic acids and reduction products
申请人:Novartis Corporation
公开号:US05659065A1
公开(公告)日:1997-08-19
Compounds of formula I ##STR1## wherein R.sub.1 is an aliphatic, cycloaliphatic, cycloaliphatic-aliphatic, aromatic or heteroaromatic radical, a hydroxy group that is aliphatically, araliphatically or heteroarylaliphatically etherified or protected by a hydroxy-protecting group, or an aliphatically etherified mercapto group, and R.sub.2 is an aliphatic, cycloaliphatic, cycloaliphatic-aliphatic, araliphatic or heteroarylaliphatic radical, or R.sub.1 and R.sub.2 together form a divalent aliphatic radical, R.sub.3 is free or aliphatically, araliphatically or aromatically esterified carboxy, formyl or hydroxymethyl, R.sub.4 is hydrogen, an aliphatic or araliphatic radical or an amino-protecting group, and R.sub.5 is hydrogen or an aliphatic radical, and the salts thereof can be used as intermediates in the preparation of medicinal active ingredients.
化合物公式I的化合物
其中R.sub.1是脂肪族,环脂族,环脂族-脂肪族,芳香族或杂环芳香族基团,是脂肪基,芳基或杂环基团的羟基,被脂肪基,芳基或杂环基团的羟基保护,或是脂肪基醚化的巯基,而R.sub.2是脂肪族,环脂族,环脂族-脂肪族,芳基或杂环芳香族基团,或R.sub.1和R.sub.2一起形成二价的脂肪基团,R.sub.3是自由的或脂肪基,芳基或芳基酯化的羧基,甲酰基或羟甲基,R.sub.4是氢,脂肪基或芳基基团或氨基保护基团,而R.sub.5是氢或脂肪基,其盐可以用作药用活性成分的制备中间体。