叔丁基乙烯基醚 、
(E)-3-Dimethoxyphosphoryl-4-[2-(trifluoromethyl)phenyl]but-3-en-2-one 以
叔丁醇 为溶剂,
45.0 ℃
、999.99 MPa
条件下,
反应 60.0h,
生成 trans-2-tert-Butoxy-5-(dimethoxyphosphoryl)-3,4-dihydro-6-methyl-4-[2-(trifluoromethyl)phenyl]-2H-pyran 、 cis-2-tert-Butoxy-5-(dimethoxyphosphoryl)-3,4-dihydro-6-methyl-4-[2-(trifluoromethyl)phenyl]-2H-pyran