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US3989760A Expired / Lapsed US ⏱️ 0.0 years remaining

Tricyclic alcohols and lithium salts thereof

Assignee: International Flavors and Fragrances Inc
•
Filing: 1975-11-20
•
Granted: 1976-11-02
•
Expires: 1995-11-20
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Abstract

Abstract Processes and compositions for altering the flavor and/or aroma of consumable products including foods, tobacco and perfumes utilizing as the essential ingredient the novel organic tricyclic alcohol having the formula: ##SPC1## And a process for preparing the above-mentioned compounds involving first intimately admixing a tetramethyl cyclohexadienone having the structure: ##SPC2## With 3-butenyl lithium having the structure: ##SPC3## Thereby forming a triene compound having the structure: ##SPC4## And then heating the triene compound at an elevated temperature and pressure thereby producing a metallo tricyclic compound having the structure: ##SPC5## Which is then hydrolyzed to form the tricyclic alcohol of this invention having the structure: ##SPC6##

Inventors

  • 👤 Kenneth K. Light
  • 👤 Edward J. Shuster
  • 👤 Joaquin F. Vinals
  • 👤 Manfred Hugo Vock

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 17:18
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0042

Claims Analysis

Total Claims: 6
Claim 1
Independent Claim 8 words
An organic tricyclic alcohol having the formula: ##SPC36##
Claim 2
Dependent Claim 8 words
An organic tricyclic alcohol having the formula: ##SPC36##
Claim 3
Dependent Claim 8 words
A metallo tricyclic compound having the formula: ##SPC37##
Claim 4
Dependent Claim 8 words
A metallo tricyclic compound having the formula: ##SPC37##
Claim 5
Dependent Claim 7 words
A triene compound having the structure: ##SPC38##
Claim 6
Dependent Claim 7 words
A triene compound having the structure: ##SPC38##

References Cited (Backward Citations)

US3925486A Cited
US3879466A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1979-11-02 1980-05-03 1980-11-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1983-11-02 1984-05-03 1984-11-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1987-11-02 1988-05-03 1988-11-02 $7700.00 Window Closed / Lapsed

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