PYRAZOLE SYNTHESIS BY COUPLING OF CARBOXYLIC ACID DERIVATIVES AND ENAMINES
申请人:Neumann Julia
公开号:US20130012715A1
公开(公告)日:2013-01-10
The invention describes a novel process for synthesizing pyrazoles by means of oxidative conversion of enamines with suitable N-containing carboxylic acid derivatives.
这项发明描述了一种通过氧化转化烯胺和适当的含氮羧酸衍生物合成吡唑的新方法。
Addition de phénylhydrazones aux olépines en milieu neutre
作者:G. Le Fevre、J. Hamelin
DOI:10.1016/0040-4020(80)80039-1
日期:1980.1
Phenylhydrazones may exhibit three types of reactivitytowards alkenes: Nucleophilicattack by carbon, nucleophilicattack by nitrogen and 1,3-dipolar cycloaddition through the azomethine imine ylide. The course of the reaction depends on the nature of the hydrazone and alkene subitituents.
Provision of a prophylactic or therapeutic agent for diabetes, which has superior efficacy.
A compound represented by the formula:
wherein each symbol is as described in the specification, or a salt thereof.
Pyrazole synthesis by coupling of carboxylic acid derivatives and enamines
申请人:Neumann Julia
公开号:US08716485B2
公开(公告)日:2014-05-06
The invention describes a novel process for synthesizing pyrazoles by means of oxidative conversion of enamines with suitable N-containing carboxylic acid derivatives.
该发明描述了一种新型合成吡唑的过程,通过将烯胺与适当的含氮羧酸衍生物氧化转化来实现。
Heterocyclic compound
申请人:Banno Yoshihiro
公开号:US08436043B2
公开(公告)日:2013-05-07
Provision of a prophylactic or therapeutic agent for diabetes, which has superior efficacy.
A compound represented by the formula:
wherein each symbol is as described in the specification, or a salt thereof.