A facile and convenient synthesis of acetic nitronic anhydrides from aliphatic nitroalkenes and lithium ketone enolates and the efficient conversion of these anhydrides to 1,4-diketones, alkylpyrroles, diketone monooximes, dihydro-1,2-oxazines, pyrrolidines, 2-hydroxypyrrolidines, and 1-pyrrolines are recorded.
Convenient and general synthesis of polyalkylpyrroles from ketones and nitroalkenes
作者:Masaaki Miyashita、Bahlul Z. Elshtaiwi Awen、Akira Yoshikoshi
DOI:10.1039/c39890000841
日期:——
A convenient and general method has been developed for the synthesis of polyalkylpyrroles starting fromketones and nitroalkenes via reduction of the intermediate acetic nitronic anhydrides.
CARBOXYLIC ACID DERIVATIVES AS HIV REPLICATION INHIBITOR
申请人:Shionogi & Co., Ltd.
公开号:EP2952503B1
公开(公告)日:2019-10-23
HIV REPLICATION INHIBITOR
申请人:SHIONOGI & CO., LTD.
公开号:US20150361093A1
公开(公告)日:2015-12-17
The present invention provides a novel compound having an antiviral activity, in particular, an HIV replication inhibiting activity, as well as a pharmaceutical composition, in particular, an anti-HIV agent.
wherein ring A is substituted or unsubstituted carbocycle or substituted or unsubstituted heterocycle; R
1
is substituted or unsubstituted alkyl etc.; R
2
is substituted or unsubstituted alkyloxy etc.; n is 1 or 2; R
3
is substituted or unsubstituted carbocyclyl or substituted or unsubstituted heterocyclyl; R
4
is a hydrogen atom etc.; R
6
is substituted or unsubstituted alkyl etc.