反应详情

60 parts of prenyl acetate, 40 parts of 3,3-dimethylacrolein and 2 parts of benzoic acid are heated together for 5 hours 30 minutes at 140° C and the product is worked up. 11.1 parts of citral is obtained having a boiling point of 104° C at 12 mm in a yield of 48% at a conversion of 32% (based on 3,3-dimethylacrolein).