反应详情

Thereafter, the same operations as the procedure (a), the step (2) and the step (3) (procedure (c)) in Example 2 were carried out to provide 27.7 g of 2-methyl-3-(3,4-methylenedioxyphenyl)propanal. The amount of acetic acid contained in the resulting 2-methyl-3-(3,4-methylenedioxy-phenyl)propanal was 18 ppm.