2-Methyl-3-(4-oxo-cyclohexa-2,5-dienylideneamino)-5,6,7,8-tetrahydro-3H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one; compound with acetic acid 在
sodium disulfite 作用下,
以
1,4-二氧六环 为溶剂,
反应 0.25h,
以84%的产率得到3-(4-Hydroxy-phenylamino)-2-methyl-5,6,7,8-tetrahydro-3H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one