(3S,4aR,6S,8aR)-6-[2-(1H-Tetrazol-5-yl)-phenylamino]-decahydro-isoquinoline-3-carboxylic acid 、
2-乙基-1-丁醇 在
盐酸 作用下,
以87%的产率得到2-ethylbutyl (3S,4aR,6S,8aR)-6-[2-(1H-tetrazol-5-yl)phenylamino]-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylic ester dihydrochloride