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US 12,565,471 B2Granted
Isobutyrate ester compound having carbonate group at alpha-position, and fragrance composition
AssigneeMitsubishi Gas Chemical Company, Inc.
InventorsAtsushi Okamoto, Kyoko Hiraoka, Wataru Hamajima, Umi Yokobori
Life of this patent
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Abstract
A fragrance composition containing a compound represented by Formula (1) as an active ingredient: where in Formula (1), R1 represents a linear, branched, or cyclic alkyl group having from 1 to 4 carbon(s); and R2 represents a linear, branched, or cyclic alkyl group having from 1 to 6 carbon(s).
Claims6
A fragrance composition comprising a compound represented by Formula (1) as an active ingredient:
- where in Formula (1), R1 represents a linear, branched, or cyclic alkyl group having from 1 to 4 carbon(s);
- and R2 represents a linear, branched, or cyclic alkyl group having from 1 to 6 carbon(s),
- with the proviso that the following are excluded:
- a compound where R1 is an n-butyl group and R2 is an ethyl group;
- and
- a compound where R1 is an ethyl group and R2 is an ethyl group.
3 more elements
A compound represented by Formula (2):
- where in Formula (2),
- R3 represents a linear, branched, or cyclic alkyl group having from 1 to 4 carbon(s);
- and
- R4 represents a linear, branched, or cyclic alkyl group having from 1 to 6 carbon(s),
- with the proviso that the following are excluded:
- a compound where R3 is an ethyl group and R4 is a methyl group;
- a compound where R3 is an ethyl group and R4 is an ethyl group;
- and
- a compound where R3 is a n-butyl group and R4 is an ethyl group.
6 more elements
Dependencies are inferred from the claim text.