| 摘要 |
The invention relates to a compound of the following formula I
€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ X-CR 1 R 2 R 3 €ƒ€ƒ€ƒ€ƒ€ƒ(I)
wherein
- R 1 is an organic moiety having 6 to 24 carbon atoms;
- R 2 is H or an organic moiety having 6 to 24 carbon atoms;
- R 3 is X or OH;
- X is a moiety of the following formula II:
or an ammonium or C 1 -C 4 alkyl ammonium salt of the moiety of formula II;
wherein
- x is 0 or 1;
- y is 0 or 1;
- z is 0 or 1;
- m is a number from 2 to 10;
- n is a number from 0 to 10;
- o is a number from 0 to 10;
- R 4 is H or a C 1 -C 4 alkyl group;
- R 5 is a C 6 -C 22 alkyl or alkenyl group or, if n or o is at least 1, a C 7 -C 23 acyl group;
- R 6 is H or R 5 ;
- R 7 is a C 1 -C 4 alkylene group.
which is capable of delivering aldehyde-type or ketone-type fragrance compounds, providing a long-lasting release of said fragrance compounds. This compound can be incorporated into fiber conditioning compositions, such as hair conditioners and fabric softeners, to enhance the fragrance performance. The compound provides controlled release from the substrate where it has been deposited over an extended period of time.
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