2-chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane-2-thione 、 sodium salt of 5-methoxy-1-cyclohexyl-6-oxo-1H-pyridazin-4-ol 以
丙酮 为溶剂,
反应 3.0h,
以69.8%的产率得到2-Cyclohexyl-5-(5,5-dimethyl-2-thioxo-2λ
5-[1,3,2]dioxaphosphinan-2-yloxy)-4-methoxy-2H-pyridazin-3-one