Patent · US Expired

Process using catalyst comprising soluble polymer and polymino acid

US6841689B2 · kind B2 · utility

0Cited by
0References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 2001
Grant dateJan 11, 2005
Priority date
Expiry dateJun 1, 2021

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2231/348
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

There is provided a process for the addition of a nucleophile across an electron poor carbon-carbon double bond (a Michael addition) comprising contacting in a solvent: i) a nucleophile; ii) a compound comprising an electron poor double bond; and iii) a catalyst comprising a soluble polymer and a polyamino acid.

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