Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1976-11-11
1978-03-28
Morgenstern, Norman
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
252 89R, 252108, 252522, 260586C, 424 69, 426650, C07C 4943
Patent
active
040814815
ABSTRACT:
Processes and compositions are described for the use in perfume and perfumed article aroma augmenting, enhancing and imparting compositions and as perfume and perfumed article aroma imparting materials of 1-butanoyl-3,3-dimethylcyclohexane having the formula: ##STR1## produced according to the following process: Reacting 1-acetyl-3,3-dimethylcyclohexane with acetaldehyde in the presence of an inorganic base or a mixture of boron oxide and boric acid thereby forming one or more 1-butenoyl-3,3-dimethylcyclohexanes represented by the structure: ##STR2## (wherein one of the dashed lines represents a carbon-carbon double bond and the other of the dashed lines represents a carbon-carbon single bond) and reacting this compound with a reducing agent such as hydrogen in order to form a saturated ketone having the structure: ##STR3## Addition of the 1-butanoyl-3,3-dimethylcyclohexane (also referred to herein as 1-(3,3-dimethylcyclohexyl)-butan-1-one) to perfumes, colognes and perfumed articles produces fruity, berry and herbaceous aromas with green and tobacco nuances.
REFERENCES:
patent: 3487102 (1969-12-01), Blumenthal
patent: 3592856 (1971-07-01), Offenhauer et al.
patent: 3822315 (1974-07-01), Klein
patent: 3956392 (1976-05-01), DE Haan et al.
patent: 3996296 (1976-12-01), Mookherjee et al.
Hall John B.
Sanders James Milton
Schmitt Frederick Louis
Sprecker Mark A.
Vock Manfred Hugo
International Flavors & Fragrances Inc.
Liberman Arthur L.
Morgenstern Norman
Wolffe Franklin D.
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