2-Acyl-5-substituted thiatetrahydrofuran-4-ones

Details 2-Acyl-5-substituted thiatetrahydrofuran-4-ones 2-Acyl-5-substituted thiatetrahydrofuran-4-ones

1977-07-28

1978-05-30

Raymond, Richard L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

131 17R, 252 89R, 252132, 252522, 426535, C07D30732, C07D30764

Patent

active

040923339

ABSTRACT:
Described are 2-acyl-5-substituted thiatetrahydrofuran-4-ones having the generic structure: ##STR1## wherein R.sub.1, R.sub.2, R.sub.1 ' and R.sub.2 ' are the same or different and each represents hydrogen or methyl and wherein R.sub.3 represents one of C.sub.1 -C.sub.9 alkyl, benzyl, phenyl, substituted or unsubstituted allyl having the structure: ##STR2## substituted or unsubstituted 3-furyl having the structure: (wherein R.sub.4 and R.sub.8 are the same or different and each represents hydrogen or methyl) hydroxy alkyl, oxoalkyl, hydroxycycloalkyl or oxocycloalkyl having the structure: ##STR3## (wherein R.sub.5 and R.sub.6, taken separately, represent hydrogen or C.sub.1 -C.sub.3 alkyl or R.sub.5 and R.sub.6, taken together, complete a cycloalkyl group and wherein Q is one of the moieties: ##STR4## The 2-acyl-5-substituted thiatetrahydrofuran-4-ones of our invention have organoleptic properties which make them useful for augmenting or enhancing the aroma or flavor of foodstuffs, tobaccos and the aroma of perfumes and perfumed articles.

REFERENCES:
patent: 3985907 (1976-10-01), Evers et al.

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