Preferred Label : hemiketals; 
IUPAC definition : hemiacetals having the structure R sub 2 /sub C(OH)OR ( R   H ), derived from ketones
               by formal addition of an alcohol to the carbonyl group. This term, once abandoned,
               has been reinstated as a subclass of hemiacetals.; 
         
         
            Origin ID : H02776; 
 See also See also
 
         
         
         hemiacetals having the structure R sub 2 /sub C(OH)OR ( R   H ), derived from ketones
            by formal addition of an alcohol to the carbonyl group. This term, once abandoned,
            has been reinstated as a subclass of hemiacetals.