The product formed by the reaction of azibenzil (2-diazo-2-phenylacetophenone) with carbon disulfide has been shown to be 2-(α-phenylphenacylidene)-5,5-diphenyl-1,3-dithiolan-4-one (9).
The Conversion of Carboxylic Acids into Amides via NCS/Triphenylphosphine
作者:Paul Fr⊘yen
DOI:10.1080/00397919508012657
日期:1995.4
Abstract Amides can be generated in very high yields under mild conditions from the corresponding carboxylicacid and amine in the presence of equivalent amounts of triphenylphosphine and N-halosuccinimides, e.g., NCS or NBS.
Method for treating conditions related to the glutamate receptor using carboxylic acid amide derivatives
申请人:Hoffmann-La Roche Inc.
公开号:US06548522B1
公开(公告)日:2003-04-15
The present invention is concerned with the use of carbonylamino derivatives of the formula
wherein
R signifies lower alkyl, lower alkenyl, lower alkinyl, cycloalkyl, lower alkoxy or CF3;
R1 signifies hydrogen or lower alkyl;
R2 and R3 signify, independently from each other, hydrogen, halogen or nitro;
Y signifies CH or N;
n is 0-6;
m is 0-2;
as well as with their pharmaceutically acceptable salts for the treatment of diseases, which relate to metabotropic glutamate receptor antagonists and/or agonists.