6-(Benzyl-furan-2-ylmethyl-amino)-1,3-dimethyl-5-(phenyl-hydrazonomethyl)-1H-pyrimidine-2,4-dione 在
lead(IV) acetate 作用下,
以
乙腈 为溶剂,
以40%的产率得到11-Benzyl-1,3-dimethyl-6-phenyl-6,6a,10,11-tetrahydro-1H-9-oxa-1,3,5,6,11-pentaaza-pentaleno[1,6a-a]naphthalene-2,4-dione