Patent · US Expired

L-aminodicarboxylic acid alkanes

US4622232A · kind A · utility

10Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1986
Grant dateNov 11, 1986
Priority date
Expiry dateMar 21, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S426/804
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

This invention relates to novel sweeteners of the formula: ##STR1## wherein A is hydrogen, alkyl containing 1-3 carbon atoms, hydroxyalkyl containing 1-3 carbon atoms, alkoxymethyl wherein the alkoxy contains 1-3 carbon atoms or --CO.sub.2 R in which R is alkyl containing 1-3 carbon atoms; PA1 A' is hydrogen or alkyl containing 1-3 carbon atoms; PA1 A and A' taken together with the carbon atom to which they are attached form cycloalkyl containing 3-4 carbon atoms; PA1 Y is --(CHR.sub.2).sub.n --R.sub.1 or --CHR.sub.3 R.sub.4 ; PA1 P.sub.1 is alkyl-substituted cycloalkyl, cycloalkenyl, bicycloalkyl or bicycloalkenyl containing at least one alkyl in the .beta.-position of the ring, up to 7 ring carbon atoms and up to a total of 12 carbon atoms; PA1 R.sub.2 is H or alkyl containing 1-4 carbon atoms; PA1 R.sub.3 and R.sub.4 are each cycloalkyl containing 3-4 ring carbon atoms; PA1 n=0 or 1; and PA1 m=0 or 1; PA1 and food-acceptable salts thereof.

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