Tp. Kumar et al., AN EFFICIENT METHOD FOR THE PROTECTION OF CARBONYL-COMPOUNDS AS 1,5-DIHYDRO-2,4-BENZODIOXEPINES USING H-Y ZEOLITE AS CATALYST, Journal of chemical research. Synopses, (10), 1994, pp. 394-395
A mild and efficient catalytic method for the acetalization of carbony
l compounds as 1,5-dihydro-2,4-benzodioxepines with benzene-1,2-dimeth
anol using acidic H-Y zeolite as a catalyst is described.