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Inventor: de Hey; Johannes T.
Address: Hilversum, NL
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5149840 |
Hydroxy furanone preparation |
September 22, 1992 |
| The invention provides a process for the preparation of natural 5-methyl- and 2,5-dimethyl-4-hydroxy-2,3-dihydrofuran-3-one, by heating and reacting a pentose or 6-deoxyhexose in the presence of an amino acid and directly separating, the hydroxyfuranone from the reaction mixture by disti |
| 4996069 |
Process for the preparation of flavor and fragrance materials |
February 26, 1991 |
| The invention relates to a process for the preparation of flavor and fragrance materials by oxidizing a solution of carotene in an aprotic solvent under the influence of ultra-violet light. The carotene may be synthetic or obtained by extraction with an aprotic solvent or solvent mix |
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