Acetic acid (2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-2-(1-cyano-4-furan-2-yl-2-thioxo-5,6-dihydro-2H-benzo[f]isoquinolin-3-yl)-tetrahydro-pyran-3-yl ester 在
氨 作用下,
以
甲醇 为溶剂,
以88%的产率得到4-Furan-2-yl-2-thioxo-3-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-2,3,5,6-tetrahydro-benzo[f]isoquinoline-1-carbonitrile