Patent · US Expired

Method of purifying amide compound

US7700330B2 · kind B2 · utility

0Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 12, 2001
Grant dateApr 20, 2010
Priority date
Expiry dateAug 29, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P13/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention is to provide a process for effectively removing impurities contained in an amide compound-containing solution by making an amide compound-containing solution, particularly an amide compound-containing solution produced by a hydration reaction of a nitrile compound by using a microorganism fungus body containing nitrile hydratase or a processed product of the microorganism fungus body, in contact with activated carbon under acidic conditions.

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