Acetic acid (3S,4S)-4-{2-[6-methoxy-3,4-dihydro-2H-naphthalen-(1E)-ylidene]-ethyl}-4-methyl-5-oxo-tetrahydro-thiopyran-3-yl ester 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
以21.7 mg的产率得到Acetic acid (3S,4R,5R)-5-hydroxy-4-{2-[6-methoxy-3,4-dihydro-2H-naphthalen-(1E)-ylidene]-ethyl}-4-methyl-tetrahydro-thiopyran-3-yl ester