1-(4-chloro-6-fluoro-3-hydroxy-2-nitrophenyl)-4-(3-fluoropropyl)-1,4-dihydro-5-oxo-5H-tetrazole 在
铁粉 silica gel 、
ethyl acetate n-hexane 作用下,
以
溶剂黄146 为溶剂,
以to give yellow crystals (2.75 g)的产率得到1-(2-amino-4-chloro-6-fluoro-3-hydroxyphenyl)-4-(3-fluoropropyl)-1,4-dihydro-5-oxo-5H-tetrazole