The present invention provides a compound of formula (I): where Q is a group of formula:These compounds inhibit cyclic guanosine 3',5'-monophosphate phosphodiesterases (cGMP PDEs). More notably, the compounds are potent and selective inhibitors of the type 5 cyclic guanosine 3',5'-monophosphate phosphodiesterases and have utility therefore in a variety of therapeutic areas. In particular, the present compounds are of value for the curative or prophylactic treatment of mammalian sexual disorders.
Novel process for the preparation of pyrazolopyrimidinones
申请人:——
公开号:US20020013465A1
公开(公告)日:2002-01-31
There is provided a process for the production a compound of general formula I:
1
wherein A, R
1
, R
2
, R
3
and R
4
have meanings given in the description, which process comprises the dehydrogenation of a compound of general formula II,
2
A polymorph of 1-{6-ethoxy-5-[3-ethyl-6,7-dihydro-2-(2-methoxyethyl)-7-oxo-2H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-pyridylsulfonyl}-4-ethylpiperazine.
The invention relates anhydrous para-toluenesulphonic acid salts of 3-ethyl-5-[5-(4-ethylpiperazin-1-ylsulphonyl)-2-(2-methoxyethoxy) pyridin-3-yl]-2-(pyridin-2-yl)methyl-2,6-dihydro-7H-pyrazolo [4,3-d]pyrimidin-7-one having the formula (I):
a process for preparing compounds (I), pharmaceutical compositions containing (I) and use of (I) in medicine.
[EN] N-LINKED GLYCOSYLATION INHIBITORS AND METHODS OF USING SAME<br/>[FR] INHIBITEURS DE N-GLYCOSYLATION ET LEURS MÉTHODES D'UTILISATIONS
申请人:UNIV YALE
公开号:WO2022051286A1
公开(公告)日:2022-03-10
The present disclosure includes compounds, compositions, and methods for preventing or treating diseases associated with N-linked glycosylation and/or oligosaccharyltransferase function in a subject in need thereof. The methods comprise administering to the subject an effective amount of at least one compound and/or pharmaceutical composition of the disclosure.