Synonyms: Carbamicacid, [(1S)-3-amino-1-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]-3-oxopropyl]-,1,1-dimethylethyl ester (9CI); Carbamic acid,[3-amino-1-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]-3-oxopropyl]-,1,1-dimethylethyl ester, (S)-; N-tert-Butoxycarbonyl-L-asparagineN-hydroxysuccinimide ester; NSC 186909