申请人:List Benjamin
公开号:US20090182174A1
公开(公告)日:2009-07-16
A method for the chemoselective hydrogenation of α, β unsaturated carbonyl compounds is disclosed, in which compounds of the formula R
4
R
3
C═CR
2
—C(O)R
1
, wherein R
1
-R
4
are as defined herein, are reacted with a hybrid donor to form a compound of formula R
4
R
3
CH—CH(R
2
)—C(O)R
1
, in which R
1
-R
4
are as above. That method permits the selective hydrogenation of α, β unsaturated aldehydes and ketones without the use of metal catalysts.