The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 12, 1978
Filed:
Jun. 16, 1977
William L Schreiber, Jackson, NJ (US);
James N Siano, Keyport, NJ (US);
John B Hall, Rumson, NJ (US);
International Flavors & Fragrances Inc., New York, NY (US);
Abstract
Described are intermediate mixtures of cyclic oxazo derivatives having the generic structure: ##STR1## wherein one of the dashed lines is a carbon carbon double bond and the other two dashed lines are carbon carbon single bonds and n is 0 or 1; R.sub.1, R.sub.2 and R.sub.6 are each the same or different and each represents hydrogen or C.sub.1 -C.sub.3 lower alkyl; and R.sub.3, R.sub.4 and R.sub.5 are each the same or different and each represents hydrogen or methyl; as well as the precursor oxazo derivative having the structure: ##STR2## Such oxazo derivatives have as their primary use intermediates in reactions whereby mixtures of dihydro alpha ionone, dihydro beta ionone and dihydro gamma ionone or homologues thereof are produced.