Patent · US Expired

Esters of unsymmetrically 2-substituted glycolic acid dimers

US5254718A · kind A · utility

6Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 1991
Grant dateOct 19, 1993
Priority date
Expiry dateFeb 27, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C69/68
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention concerns esters of unsymmetrically 2-substituted glycolic acid dimers, a process for their preparation and their use in the preparation of unsymmetrically 3,6-substituted 1,4-dioxane-2,5-diones.

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