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:
Jan. 13, 1987
Filed:
Mar. 07, 1986
Mark A Sprecker, Sea Bright, NJ (US);
William L Schreiber, Jackson, NJ (US);
Futoshi Fujioka, Wanamassa, NJ (US);
Richard M Boden, Ocean, NJ (US);
Manfred H Vock, Locust, NJ (US);
Patrick Whelan, Matawan, NJ (US);
Marie R Hanna, Hazlet, NJ (US);
International Flavors & Fragrances Inc., New York, NY (US);
Abstract
Described is a mixture of polyhydroindan carboxaldehydes defined according to the structure: ##STR1## wherein R.sub.7 represents a moiety selected from the group consisting of methyl and isopropyl prepared by means of reacting bicyclopentadiene with a lower alkanol in the presence of a Lewis acid in order to form a mixture of compounds defined according to the structure: ##STR2## and then reacting the resulting ether with carbon monoxide and hydrogen in the presence of an 'oxo' reaction catalyst.