Patent · US Expired

Sweetening agents derived from N-hydrocarbon-substituted L-aspartic and L-glutamic acids

US4935517A · kind A · utility

8Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 1989
Grant dateJun 19, 1990
Priority date
Expiry dateApr 21, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D239/42
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Sweetening agents of the general formula: ##STR1## wherein R is a saturated or unsaturated, acyclic, cyclic or mixed hydrocarbon group having 5 to 13 carbon atoms, wherein R' is, in a preferred embodiment, a 4-cyanophenyl or 2-cyanopyrid-5-yl group, and wherein n is equal to 1 or 2.

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