Benzoic acid (1S,2S,4S,5R,6S,7S,9R,12R)-4,12-diacetoxy-6-acetoxymethyl-2-hydroxy-2,10,10-trimethyl-8-oxo-5-[(Z)-(3-phenyl-acryloyl)oxy]-11-oxa-tricyclo[7.2.1.01,6]dodec-7-yl ester 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 0.08h,
以8.6 mg的产率得到Benzoic acid (1S,2S,4S,5R,6R,7S,8S,9R,12R)-4,12-diacetoxy-6-acetoxymethyl-2,8-dihydroxy-2,10,10-trimethyl-5-[(Z)-(3-phenyl-acryloyl)oxy]-11-oxa-tricyclo[7.2.1.0
1,6]dodec-7-yl ester