Patent ID: 7585535

Claim:
A flavour or fragrance composition comprising a compound of the formula (I) wherein: R1 is an alkyl group having from 1 to 4 carbon atoms which may be branched or unbranched; R2 is selected from hydrogen; a lower alkyl group, in particular methyl, ethyl, or linear or branched propyl or butyl; an acyl group, in particular —(R3)C═O wherein R3 represents a branched or unbranched alkyl group having from 1 to 4 carbon atoms; or is an alkoxyalkyl group, in particular —CH(R4)—OR5, wherein R4 is selected from hydrogen or is a branched or unbranched alkyl group having from 1 to 4 carbon atoms; and R5 is selected from a branched or unbranched alkyl group having from 1 to 4 carbon atoms; R6 is selected from hydrogen or methyl; and R7 is selected from hydrogen, methyl or alkoxy groups having 1 to 4 carbon atoms.