The preparation of anisaldehyde by ozonolysis reaction from anethole was studied.

以香脑为原料,乙酸和的混合物做剂,臭氧化法香醛。

The oil contains not less than 60.0 per cent of anethole and not less than 15.0 per cent of fenchone.

油所含香脑不得少于60.0%，小香酮不得少于15.0%。