Cyclopentylalkyl-nitriles

Details Cyclopentylalkyl-nitriles Cyclopentylalkyl-nitriles

C - Chemistry, Metallurgy

07

C

C07C 255/31 (2006.01) C07C 31/135 (2006.01) C07C 33/12 (2006.01) C07C 47/11 (2006.01) C07C 47/225 (2006.01) C07C 49/11 (2006.01) C07C 49/21 (2006.01) C07C 53/134 (2006.01) C07C 57/26 (2006.01) C07C 69/025 (2006.01) C07C 69/608 (2006.01) C11B 9/00 (2006.01) C11C 5/00 (2006.01) C11D 3/50 (2006.01)

Patent

CA 2313337

The present invention provides compounds of formula I (see formula I) wherein R1 and R3 are independently H or C1-3 alkyl, and R2 is H, C1-3 alkyl, methylene or ethylidene, with the proviso that R1 and R2 are not simultaneously H; n is 0 or 1; and ~ is a single or a double bond, wherein a maximum of two double bonds are present in the compound. Compounds of formula II are also provided: ( see formula II) wherein A is selected from the group of CR4R5OH, CR4R5OC(O)R6, CO2R6, CN or C(O)R4; R1, R3, R4, and R5 are independently H or C1-3-alkyl; R2 is H, C1-3-alkyl, methylene, or ethylidene; R6 is H, C1-3 alkyl, C2-4 alkenyl, or alkinyl; n is 0 or 1; and ~ is a single or a double bond, wherein a maximum of two double bonds are present. Compositions containing compounds of formulae I and II, as well as methods for imparting fragrance to substrates using such compounds are also provided.

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