抄録
Isoquinoline derivatives possessing alkyl group in the 8-position of benzene nucleus, i.e. 1-phenyl-5-methoxy-8-ethyl-3, 4-dihydroisoquinoline and 1-methyl-5-methoxy-8-butyl-3, 4-dihydroisoquinoline, were synthesized from p-ethyl- and p-butylanisol.