4-carbalkoxy-2-ethyl-2,3-dihydrofurans

Details 4-carbalkoxy-2-ethyl-2,3-dihydrofurans 4-carbalkoxy-2-ethyl-2,3-dihydrofurans

1985-04-23

1987-01-13

Sutto, Anton H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

252522R, C07D30702

Patent

active

046365710

ABSTRACT:
2,3-Dihydrofurans having highly desirable odor characteristics closely mimicking that of natural products are provided herein. The 2,3-dihydrofurans correspond to the formula ##STR1## wherein R' is an alkyl group having from 1 to 4 carbon atoms, R** is an alkyl group having from 1 to 5 carbon atoms, R.sub.1 is an alkyl group having from 1 to 4 carbon atoms, R.sub.2 is hydrogen or an alkyl group having from 1 to 6 carbon atoms, and R.sub.3 and R.sub.4 are hydrogen or a methyl group. The 2,3-dihydrofuran compounds are useful in the preparation of fragrance compositions and fragranced articles and can be employed in conjunction with known fragrance materials to augment or enhance the aromas thereof.

REFERENCES:
Jackson et al., "Chem. Abs.", vol. 94, (1984), 121,201r.

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