Patent · US Expired

Preparation of amides and quinazoline derivatives

US6313293A · kind A · utility

1Cited by
0References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 2000
Grant dateNov 6, 2001
Priority date
Expiry dateMar 1, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/188
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for the preparation of amides, comprising reacting amines with carboxylic acids in the presence of silicon amines. The present invention further relates to a process for the preparation of quinazoline derivatives, comprising reacting amines with carboxylic acids in the presence of silicon amines to obtain amides and contacting the resultant amides with quinazoline.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.