Alicyclic ketoester perfume compositions

Details Alicyclic ketoester perfume compositions Alicyclic ketoester perfume compositions

1976-04-27

1977-04-05

O'Keefe, Veronica

Compositions

Electrically conductive or emissive compositions

Metal compound containing

260468K, C11B 900

Patent

active

040161099

ABSTRACT:
New alicyclic ketoesters having the generic formula ##STR1## wherein R represents a hydrocarbon radical containing from 4 to 8 carbon atoms, and R' represents an alkyl radical containing from 1 to 2 carbon atoms, are prepared, in one embodiment, by condensing the methyl or ethyl ester of propane-1,2,3-tricarboxylic acid with methyl or ethyl esters of 2-bromo acids containing from 6 to 9 carbon atoms, and hydrolyzing, decarboxylating and re-esterifying the resulting cyclic keto-triesters.
The new compounds have olfactory properties and are useful in the production of a great variety of perfumes.

REFERENCES:
patent: 3158644 (1964-11-01), Demele et al.

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