Patent · US Expired

Process for preparing of N-phosphenomethyl glycine

US4389349A · kind A · utility

3Cited by
2References
10Claims
0Family size

Inventors

Key dates

Filing dateJan 25, 1982
Grant dateJun 21, 1983
Priority date
Expiry dateJan 25, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/3813
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Process for producing N-phosphenomethyl glycine, comprising reacting alkyl glycinate hydrochloride with paraformaldehyde to produce alkyl glycinate methylene chloride, said alkyl glycinate methylene chloride being reacted with phosphite to produce dialkyl phosphenomethyl alkyl glycinate, and finally converted to N-phosphenomethyl glycinate.

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