摘要:
The invention related to a novel process, novel process steps and novel intermediates useful in the synthesis of pharmaceutically active compounds, especially renin inhibitors, such as Aliskiren. Inter alia, the invention relates to a process for the manufacture of a compound of the formula II, or a salt thereof, and a compound of formula VI or a salt thereof, wherein R3 and R4 as well as Act are as defined in the specification, and processes of manufacturing these. Additionally transformation of compounds (VI) with metallo organic compounds (VII) give rise to the new compounds (VIII) which are direct precursors for the preparation of Aliskiren.
摘要:
The present invention relates to a process for the production of carbamic acid (2-chloroethyl)(3-oxocyclohexyl)-alkyl ester enantiomers and of 1-carbalkoxy-4-ketoperhydroindole enantiomers.
摘要:
The present invention relates to a method for preparing substituted tetrazoles of the formula or a tautomer or salt thereof, wherein R represents an organic residue. Also provided are compounds obtained according to this method, new reactants and new tetrazole derivatives, useful as pharmaceuticals or agricultural compositions, foaming agents, automotive inflators, and the like.
摘要:
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.
摘要:
The invention relates to a process for the preparation of (S)-pyrrolidine-1H-tetrazole derivatives of formula wherein R1, R2 and R3, independently of one another, represent hydrogen, halogen or an organic radical, in racemic form or as an enantiomer, a tautomer, an analog thereof or a salt thereof.
摘要:
The invention related to a novel process, novel process steps and novel intermediates useful in the synthesis of pharmaceutically active compounds, especially renin inhibitors, such as Aliskiren Inter alia the invention relates to a process for the manufacture of a compound of the formula I. or a salt thereof, wherein R1 as well as Act are as defined in the specification, and processes of manufacturing this compound as well as intermediates in this process.
摘要:
The invention relates to a process for the preparation of (S)-pyrrolidine-1H-tetrazole derivatives of formula wherein R1, R2 and R3, independently of one another, represent hydrogen, halogen or an organic radical, in racemic form or as an enantiomer, a tautomer, an analog thereof or a salt thereof.
摘要:
The present invention relates to a process for the preparation of a N—(N′-substituted glycyl)-2-cyanopyrrolidine comprising at least (a) reacting, in the presence of dimethylformamide, a compound of formula (V) wherein, independently of each other, X1 and X3 are halogen; X2 is halogen, OH, O—C(═O)—CH2X3, —O—SO2—(C1-8)alkyl or —O—SO2-(aryl), with L-prolinamide, followed by (b) reacting the resultant compound without isolation with a dehydration agent, optionally followed by (c) reacting, in the presence of a base, the resultant compound without isolation with an appropriate amine and (d) recovering the resultant cornpound in free form or in acid addition salt form.
摘要翻译:本发明涉及一种制备N-(N'取代的甘氨酰基)-2-氰基吡咯烷的方法,该方法至少包括(a)在二甲基甲酰胺存在下使式(Ⅴ)化合物与 彼此之间,X 1和X 3是卤素; X 2是卤素,OH,OC(-O)-CH 2 X 3,-O-SO 2 SUB - (C 1-8)烷基或-O-SO 2 - (芳基)与L-脯氨酸酰胺,然后(b)使所得化合物无离子地反应 使用脱水剂,任选地随后(c)在碱的存在下,使所得化合物与适当的胺分离而反应,和(d)以游离形式或以酸加成盐的形式回收所得的核心。
摘要:
The invention relates to a novel process for the manufacture of substituted enantiopure 10hydroxy-dihydrodibenz[b,f]azepines (Ia), (Ib) wherein each of R1 and R2, independently, are hydrogen, halogen, amino or nitro; and each of R3 and R4, independently, are hydrogen or C1-C6alkyl; by transfer hydrogenation of 10-oxo-dihydrodibenz[b,f]azepines; and to novel catalysts of formula (III′a) and (III′b) wherein M is Ru, Rh, Ir, Fe, Co or Ni; L1 is hydrogen; L2 represents an aryl or aryl-aliphatic residue; and the further radicals have the meanings as defined herein; and to new crystal forms of both enantiomers of 10,11-dihydro-10 hydroxy-5Hdibenz[b,f]azepine-5-carboxamide, obtainable by the new processes, their usage in the production of pharmaceutical preparations, new pharmaceutical preparations comprising these new crystal forms and/or the use of these new crystal forms in the treatment of disorders such as epilepsy, or in the production of pharmaceutical formulations which are suitable for this treatment.
摘要翻译:本发明涉及用于制备取代的对映体纯的10-羟基 - 二氢二苯并[b,f]吖庚因(Ia),(Ib)的新方法,其中R 1和R 2中的每一个 独立地是氢,卤素,氨基或硝基; R 3和R 4中的每一个独立地是氢或C 1 -C 6烷基; 通过10-氧代 - 二氢二苯并[b,f]吖庚因的转移氢化; 和式(III'a)和(III'b)的新型催化剂,其中M是Ru,Rh,Ir,Fe,Co或Ni; L 1是氢; L 2代表芳基或芳基脂族残基; 并且其它基团具有如本文所定义的含义; 以及可通过新方法获得的10,11-二氢-10羟基-5H-二苯并[b,f]吖庚因-5-甲酰胺的两种对映异构体的新结晶形式,它们在制备药物制剂中的用途,包含这些的新药物制剂 新的晶体形式和/或这些新的晶体形式用于治疗疾病如癫痫或使用适于该治疗的药物制剂。
摘要:
The invention relates to substituted hydroquinone derivatives of the general formula I ##STR1## wherein R.sub.4 is lower alkyl and either R.sub.1 is hydroxy, halogen, a group of the formula --P(=O)(R.sub.5)R.sub.6 (Ia), a group of the formula --P.sup.+ (R.sub.7)(R.sub.8)R.sub.9 X.sup.- (Ib) or a group of the formula --Si(R.sub.7)(R.sub.8)R.sub.9 (Ic), M is methylene, R.sub.2 is hydrogen or a group of the formula ##STR2## and R.sub.3 is hydrogen or halogen, or .sub.1 is hydroxy or lower alkoxy, M is carbonyl, R.sub.2 is hydrogen and R.sub.3 is halogen, each of R.sub.5 and R.sub.6, independently of the other, is lower alkyl, lower alkoxy Or N,N-di-lower alkylamino, or is benzyl, benzyloxy, phenyl or phenoxy, each of which is unsubstituted or mono- or di-substituted at the phenyl ring, to a process for the preparation of those compounds and to the use of those compounds, and to a process in which those compounds are used.