反应条件
water; oxalic acid; trifluoroacetic acid 1.) 20 deg C, 5 h, 2.) diethyl ether, 20 deg C, 12 h; Yield given. Multistep reaction;
参考文献
Baldwin, Jack E.; Adlington, Robert M.; Jain, Ashok U.; Kolhe, Jayant N.; Perry, Matthew W. D.
Tetrahedron, 1986 , vol. 42, # 15 p. 4247 - 4252
