Pyridinyl compounds of N-carbamoyl-N-thiocarbamoyl- or N-amidino-glycine or beta-alanine useful as sweetening agents
US4997667A · kind A · utility
30Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1988 |
| Grant date | Mar 5, 1991 |
| Priority date | — |
| Expiry date | Dec 16, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S426/804
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Sweetening agents of the formula: ##STR1## wherein R is an heterocyclic group which, in a preferred embodiment, is a 2-cyanopyrid-5-yl or 2-cyanopyrimidin-5-yl group, A is O, NH or NCN, NH being able to be satisfied in hydrochloride form, n is 1 or 2 and B is COOH or a sodium, potassium, ammonium, calcium or magnesium salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.