| 摘要 |
FIELD: medicine. ^ SUBSTANCE: gamma-undecenolacton meeting formula (I) wherein a lacton ring can carry a nonlimiting link between carbon No.2 and carbon No.3 and is preferentially saturated, and wherein R1 is C7-alkenyl group carrying one unsaturated link in the position C10-C11, or C7-alkynyl group containing a number of unsaturated links, including one unsaturated alkene link in the position C10-C11, and at least one second unsaturated alkene link in the position different from C7-C8. Said gamma-undecenolacton contains asymmetric carbon in position 4 and can have configuration (R) or (S). ^ EFFECT: gamma-undecenolacton exhibits flavor-aromatic properties and can be applied as a scent in perfumery products and as an aromatiser in foodstuff. ^ 18 cl, 9 ex |
