3-cyano-2-[5-methyl-4-ylideno-(4-oxo-3-phenylthiazolideno-2-yl)pyrazolo-3-yl]-7-oxocyclohexeno[b]thiophene 在
sodium ethanolate 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以60%的产率得到1-(4-hydroxy-3-phenyl-3H-thiazol-2-ylidene)-4-imino-2-methyl-1,4,6,7-tetrahydro-5H-9-thia-3,3a,10-triazacyclopenta[b]fluoren-8-one