发明授权
US3988487A Foodstuff flavoring compositions comprising alkylidene alkenals and processes for preparing same as well as flavoring compositions for use in such foodstuff 失效
包含亚烷基烯的食品调味组合物及其制备方法以及用于这种食品的调味组合物

Foodstuff flavoring compositions comprising alkylidene alkenals and
processes for preparing same as well as flavoring compositions for use
in such foodstuff
摘要:
Methods for altering, modifying or enhancing the organoleptic properties of foodstuffs and perfumes comprising incorporating with such materials a small but effective amount (from 0.02 ppm up to about 150 ppm) of at least one 2-alkylidene-cis-3-alkenal or at least one 2-alkylidene-trans-3-alkenal or a mixture having at last one 2-alkylidene-trans-3-alkenal and one 2-alkylidene-cis-3-alkenal represented by the formula: ##SPC1##Or di-lower alkyl acetal thereof wherein one of R.sub.1 and R.sub.2 is hydrogen and the other is lower alkyl; and one of R.sub.3 and R.sub.4 is hydrogen and the other is lower alkyl; together with compositions containing the said 2-alkylidene-3-alkenals or acetals thereof for use in altering such organoleptic properties.
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