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ChemicalBook CAS DataBase List Methyl 1-Boc-5-oxopyrrolidine-2-carboxylate
861657-91-2

Methyl 1-Boc-5-oxopyrrolidine-2-carboxylate synthesis

4synthesis methods
-

Yield:861657-91-2 70%

Reaction Conditions:

Stage #1: methanol;Pyroglutamic acidwith thionyl chloride at 20 - 25; for 1 h;
Stage #2: di-tert-butyl dicarbonatewith dmap in ethyl acetate at 20 - 25; for 3 h;

References:

Hall, Christopher J. J.;Goundry, William R. F.;Donohoe, Timothy J. [Angewandte Chemie - International Edition,2021,vol. 60,# 13,p. 6981 - 6985][Angew. Chem.,2021,vol. 133,# 13,p. 7057 - 7061,5] Location in patent:supporting information