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Alkyl-4-cyclooctenyl carbonates and uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles

Assignee: International Flavors and Fragrances Inc
•
Filing: 1982-08-19
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Granted: 1983-08-09
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Expires: 2002-08-19
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Abstract

Abstract Described are the 4-cyclooctenyl lower alkyl carbonates reaction products including a major proportion of said 4-cyclooctenyl alkyl carbonates and a minor proportion of bicyclooctanyl carbonates having the structure: ##STR1## wherein R 5 is methyl or ethyl, said mixture being produced by: first reacting 1,5-cyclooctadiene with formic acid to form a mixture of 4-cyclooctenyl formate in a major proportion and bicyclooctanyl formate in a minor proportion and then reacting the resulting mixture with an alkyl carbonate in the presence of an alkali metal alkoxide to form a mixture of compounds defined above and uses thereof in augmenting or enhancing the aroma of perfume compositions, colognes and perfumed articles such as solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softeners, fabric softener articles, hair sprays, shampoos, bath oils and perfumed polymers.

Inventors

  • 👤 Richard M. Boden
  • 👤 Michael Licciardello

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 20:50
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0042; C11B9/0046; C11B9/0049

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 26 words
A 4-cyclooctenyl alkyl carbonate defined according to the structure: ##STR90## wherein R 4 represents an alkyl group selected from the group consisting of methyl and ethyl.
Claim 2
Dependent Claim 26 words
A 4-cyclooctenyl alkyl carbonate defined according to the structure: ##STR90## wherein R 4 represents an alkyl group selected from the group consisting of methyl and ethyl.
Claim 3
Dependent Claim 13 words
The 4-cyclooctenyl alkyl carbonate of claim 1 defined according to the structure: ##STR91##
Claim 4
Dependent Claim 13 words
The 4-cyclooctenyl alkyl carbonate of claim 1 defined according to the structure: ##STR92##

References Cited (Backward Citations)

US4033993A Cited
US4181676A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1986-08-08 1987-02-07 1987-08-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1990-08-08 1991-02-07 1991-08-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1994-08-08 1995-02-07 1995-08-09 $7700.00 Window Closed / Lapsed

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