FLAVOURING SUBSTANCES PREPARED BY REACTION OF HETEROCYCLIC KETONES WITH HYDROGEN SULPHIDE

摘要

1283913 Meat flavouring UNILEVER Ltd 1 July 1969 [1 July 1968] 34141/69 Heading A2B [Also in Division C2] Meaty flavours are imparted to foodstuffs by incorporation of the reaction product of compounds I in which x is =CH 2 , =CHCH 3 , =CHCH 2 CH 3 , =CHCH 2 OH, -CH=CH- or -CH 2 -CH 2 -; R is 1-4C alkyl; and R1 is H, 2-7C acyl or 1-4C alkyl, with H 2 S or other compound which liberates H 2 S under the reaction conditions.