Patent · US Expired

Semi-continuous process for preparing bis-silyl carboxamides

US6335456B1 · kind B1 · utility

0Cited by
3References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 2001
Grant dateJan 1, 2002
Priority date—
Expiry dateMar 29, 2021

Classification

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

Abstract

For preparing bis-silyl carboxamides in a semi-continuous, reacting an amide or the N-trimethylsilyl derivative thereof with a silylating agent and, at the same time, extracting the bis-silyl carboxamide formed by distillation under reduced pressure.

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