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    • 6. 发明授权
    • 8-alkylthio-2-piperazino-pyrimido[5,4-d]-pyrimidines
    • 8-烷硫基-2-哌嗪基 - 嘧啶并[5,4-d] - 嘧啶
    • US4714698A
    • 1987-12-22
    • US745095
    • 1985-06-17
    • Josef RochArmin HeckelJosef NicklErich MullerBerthold NarrRainer ZimmermannJohannes Weisenberger
    • Josef RochArmin HeckelJosef NicklErich MullerBerthold NarrRainer ZimmermannJohannes Weisenberger
    • A61K31/505A61K31/55A61P7/02A61P9/10A61P35/00C07D487/04C07D471/04
    • C07D487/04
    • The invention relates to new compounds of general formula ##STR1## wherein R.sub.1 represents an alkyl group,R.sub.2 represents a hydrogen atom, an alkyl group optionally substituted (except at the .alpha. carbon atom) by a hydroxy group, or represents a cycloalkyl group or an allyl, phenyl or benzyl group,R.sub.3 represents an allyl group, an alkyl group optionally substituted (except at the .alpha. carbon atom) by a hydroxy group, or represents a cycloalkyl group orR.sub.2 and R.sub.3 together with the nitrogen atom between them represent a straight-chained alkyleneimino group,the acid addition salts thereof, particularly the acid addition salts thereof with physiologically acceptable inorganic or organic acids which have valuable pharmacological properties, particularly a metastasis-inhibiting effect based on their selective tumour-PDE inhibiting effect, and pharmaceutical compositions containing these compounds or the physiologically acceptable acid addition salts thereof.The new compounds may be prepared according to methods known for analogous compounds.
    • 本发明涉及通式(I)的新化合物,其中R 1表示烷基,R 2表示氢原子,任选被羟基取代的烷基(除了在α碳原子上),或表示环烷基 基团或烯丙基,苯基或苄基,R 3表示烯丙基,任选被羟基取代的烷基(除了在α碳原子上),或表示环烷基或R 2和R 3以及它们之间的氮原子 代表直链亚烷基亚氨基,其酸加成盐,特别是其酸加成盐与具有有价值的药理学性质的生理上可接受的无机或有机酸,特别是基于其选择性肿瘤-PDE抑制作用的转移抑制作用,以及 含有这些化合物的药物组合物或其生理上可接受的酸加成盐。 新化合物可以根据类似化合物已知的方法制备。