申请人:Turin Luca
公开号:US20060204462A1
公开(公告)日:2006-09-14
A pro-odorant or pro-flavorant having the formula (I):
wherein R
1
is H, an aliphatic group or an aromatic group, R
2
is an aliphatic group or an aromatic group, provided that the total number of carbon atoms in the groups R
1
and R
2
is 10 or more; R
3
, R
4
and R
6
are each independently hydrogen or organic moieties which together with C(O)R
5
render a compound of formula R
5
C(O)R
6
C=CR
3
R
4
a material having odorant or flavourant characteristics and R
5
is hydrogen or an organic moiety; or having the formula (II):
R
8
R
9
C=NR
10
wherein R
10
is an aliphatic group or an aromatic group having at least 10 carbon atoms; R
8
and R
9
are each independently hydrogen or organic moieties which together with C=O render a compound of formula R
8
R
9
C=O a material having odorant or flavourant characteristics, provided that only one of R
8
and R
9
is hydrogen; or having the formula (III):
wherein R
1
is H, an aliphatic group or an aromatic group, R
2
is an aliphatic group or an aromatic group, provided that the total number of carbon atoms in the groups R
1
and R
2
is 10 or more; Z is CH
2
or O, n is 0 or 1, such that the ring is a 5 or 6 membered ring, R
11
is alkyl or alkenyl having up to 10 carbon atoms so as to render a compound of formula