叔丁基乙烯基醚 、
ethyl (E)-2-diethoxyphosphoryl-3-(4-methoxyphenyl)propendithioate 20.0 ℃
、1099.99 MPa
条件下,
反应 192.0h,
生成 trans-2-tert-butoxy-5-diethoxyphosphonyl-3,4-dihydro-6-ethylthio-4-(4-methoxyphenyl)-2H-thiopyran 、 cis-2-tert-butoxy-5-diethoxyphosphonyl-3,4-dihydro-6-ethylthio-4-(4-methoxyphenyl)-2H-thiopyran