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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.:

US 8642815 B1

PDFFull Text
Date of Patent:
Feb. 04, 2014

Filed:

Dec. 13, 2012

Fragrance and methods for production of 5-epi-β-vetivone, 2-isopropyl-6, 10-dimethyl-spiro[4.5]deca-2,6-dien-8-one, and 2-isopropyl-6, 10-dimethyl-spiro[4.5]deca-1, 6-dien-8-one

Applicants:

Bryan N. Julien, Lexington, KY (US);

David M. Wallace, San Diego, CA (US);

Inventors:

Bryan N. Julien, Lexington, KY (US);

David M. Wallace, San Diego, CA (US);

Assignee:

Allylix, Inc., San Diego, CA (US);

Attorneys:

McKenna Long & Aldridge LLP

Stephanie Seidman

Primary Examiner:

Sikarl Witherspoon

Int. Cl.
CPC ...
C07C 49/00 (2006.01); C07C 2/76 (2006.01); C12P 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is directed to novel methods for production of 5-epi-β-vetivone, 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-2,6-dien-8-one and 2-isopropyl-6,10-dimethylspiro[4.5]deca-1,6-dien-8-one, which are useful for their fragrant qualities. Provided are methods for production of premnaspirodiene from a terpene substrate, methods for production of 5-epi-β-vetivone from premnaspirodiene as starting material, and methods for production of 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-2,6-dien-8-one and 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-1,6-dien-8-one from premnaspirodiene as starting material.

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