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Ethyl N-Boc-4-oxopyrrolidine-3-carboxylate (CAS NO.146256-98-6) is also called Ethyl 1-tert-butyloxycarbonyl-4-oxopyrrolidine-3-carboxylate ; 1-tert-butyl 3-ethyl 4-oxopyrrolidine-1,3-dicarboxylate ; Tert-butyl Ethyl 4-oxopyrrolidine-1,3-dicarboxylate ; 4-Oxo-pyrrolidine-1,3-dicarboxylic acid 1-tert-butyl ester 3-ethyl ester .
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