2-acetyl-8-carbetoxy-4-methyl-1-phospha-2,3,6,7-tetrazabicyclo<3.3.0>-3,7-octadiene 在
2-acetyl-6-carbetoxy-4-methyl-1-phospha-2,3,7,8-tetrazabicyclo<3.3.0>-3,6-octadiene 作用下,
以
二氯甲烷 为溶剂,
生成 2-acetyl-8-carbetoxy-4-methyl-1-phospha-2,3,6,7-tetrazabicyclo<3.3.0>-4,7-octadiene