摘要:
Compounds of the formula (I): wherein R1, R2, R4 and R13 are as defined or a pharmaceutically or veterinarily acceptable salt or polymorph thereof, or a pharmaceutically or veterinarily acceptable solvate or pro-drug thereof: are potent and selective inhibitors of type 5 cyclic guanosine 3′,5′-monophosphate phosphodiesterase (cGMP PDE5) and have utility in the treatment of, inter alia, male erectile dysfunction (MED) and female sexual dysfunction (FSD).
摘要:
Compounds of the formula (I): wherein R1, R2, R4 and R13 are as defined or a pharmaceutically or veterinarily acceptable salt or polymorph thereof, or a pharmaceutically or veterinarily acceptable solvate or pro-drug thereof: are potent and selective inhibitors of type 5 cyclic guanosine 3′,5′-monophosphate phosphodiesterase (cGMP PDE5) and have utility in the treatment of, inter alia, male erectile dysfunction (MED) and female sexual dysfunction (FSD).
摘要:
A “one-pot” process is described herein for the production of pyrazole compounds of general formula (II) comprising the steps of reacting a compound of general formula (III) with an acylating agent in the presence of a base and an optional activating agent followed by the addition of a hydrazine compound in situ.
摘要:
A process for the preparation of Compounds of the formula (1): wherein R1, R2, R4 and R13 are as defined or a pharmaceutically or veterinarily acceptable salt or polymorph thereof, or a pharmaceutically or veterinarily acceptable solvate or pro-drug thereof: are potent and selective inhibitors of type 5 cyclic guanosine 3′,5′-monophosphate phosphodiestbrase (cGMP PDE5) and have utility in the treatment of, inter alia, male erectile dysfunction (MED) and female sexual dysfunction (FSD).
摘要:
There is provided a process for the production a compound of general formula I: wherein A, R1, R2, R3 and R4 have meanings given in the description, which process comprises the dehydrogenation of a compound of general formula II,
摘要:
There is provided a process for the production a compound of general formula I: wherein A, R1, R2, R3 and R4 have meanings given in the description, which process comprises the dehydrogenation of a compound of general formula II,
摘要:
A process is provide for the preparation of compounds of formula (I) herein comprising reacting a compound of formula (III), (IV) or (V) wherein the variables are as defined in the specification. The reaction is conducted in the presence of −OR3 and a hydroxide trapping agent or in the case of compounds of formula (IV) reacting in the presence of an auxiliary base and a hydroxide trapping agent.
摘要翻译:一种制备式(I)化合物的方法,其包括使式(III),(IV)或(V)化合物与变量如说明书中所定义的反应。 反应在< - > OR 3和氢氧化物捕获剂的存在下进行,或在式(Ⅳ)化合物的情况下,在辅助碱和氢氧化物捕获剂的存在下反应。
摘要:
A process is provided for the preparation of a compound of formulae (IA) (sidenafil) and (IB) comprising reacting a compound of formula (IIA) and (IIB) respectively in the presence of —OR, wherein R in the case of formation of compound (IA) is CH2CH3 and R in the case of formation of compound (IB) is CH2CH2CH3, where X is a leaving group: