Thienopyrimidine compounds and salts thereof and process for the preparation of the same
申请人:Nippon Soda Co., Ltd.
公开号:US06482948B1
公开(公告)日:2002-11-19
Thieno[2,3-d]pyrimidine compounds of general formula (1)
useful as drugs having a cGMP-specific phosphodiesterase inhibiting effect and the preparation thereof wherein Q is formula: (CH2)n—N(r1)—C(r2) (r3), CH═CH—CH═CH, or (CH2)m which is bonded to a and b; R1 is hydrogen or C1-C6 alkyl; R2 is C3-C8 cycloalkyl optionally substituted with G1, phenyl optionally substituted with G2, or a saturated or unsaturated heterocyclic group having 1 to 4 heteroatoms selected from N, O and S and being optionally substituted with G3; and R3 is a saturated or unsaturated heretocyclic group having 1 to 4 heteroatoms selected from N, O and S and being optionally substituted with G3 or (CH2)kC(═O)R4 or CH═CHC(O)R4.
通式(1)的噻吩并[2,3-d]嘧啶化合物,可用作具有cGMP特异性磷酸二酯酶抑制作用的药物,其制备方法如下:其中Q的公式为:(CH2)n—N(r1)—C(r2)(r3)、CH═CH—CH═CH或(CH2)m,其与a和b相连;R1为氢或C1-C6烷基;R2为C3-C8环烷基,可选用G1取代,苯基可选用G2取代,或饱和或不饱和的杂环基,其中杂原子选自N、O和S,且可用G3取代;R3为饱和或不饱和的杂环基,其中杂原子选自N、O和S,且可用G3或(CH2)kC(═O)R4或CH═CHC(O)R4取代。