四氢吡咯 、 2,6,6-三甲基二环[3.3.1]庚烷-3-羧醛 在
甲酸 作用下,
以
甲酸 为溶剂,
125.0~127.0 ℃
、88.87 kPa
条件下,
反应 12.0h,
以31.8 g of (+)-3-pyrrolidinomethylpinane boiling at from 125° to 127° C/5 mm Hg are obtained的产率得到(+)-3-pyrrolidinomethylpinane
Pinanes substituted by a group X in the 3-position which group is formyl, or its alkyl-acetals or alkyl-hemiacetals, carboxylic acid, carboxylic acid chloride, carboxylic acid amide, hydroxymethyl or aminomethyl substituted in a specific manner at the nitrogen, the optical isomers of these compounds and a process for their manufacture by hydroformylation of .alpha.-pinene in the presence of rhodium catalysts, and conversion of the 3-formylpinane first produced into the above derivatives by conventional methods.