Synthesis Route for 111054-39-8

67-56-1
Methanol
94924-59-1
N-Ethoxycarbonyl...
~94%
111054-39-8
ethyl 3-bromo-2-...

Reference:

Torii, Sigeru; Inokuchi, Tsutomu; Akahosi, Fumihiko; Kubota, Minoru Synthesis, 1987 , # 3 p. 242 - 245