N-Benzoxycarbonyl-L-proline succinimido ester is a protected amino acid derivative used as a coupling reagent in peptide synthesis. Its structure contains a succinimidyl ester group that facilitates amide bond formation while the benzyloxycarbonyl (Cbz) group protects the amino function.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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N-phthaloyl-L-glutamic acid
pharmaceutical intermediate
2-Bromo-1,1-diethoxypropane
pharmaceutical intermediate
N-Benzoyl-2'-O-(2-methoxyethyl)-5-methylcytidine
pharmaceutical intermediate
5-(4-Chlorophenyl)furfural
pharmaceutical intermediate
The international HS code for 1,2-Pyrrolidinedicarboxylic acid, 2-(2,5-dioxo-1-pyrrolidinyl) 1-(phenylmethyl) ester, (2S)- (CAS 3397-33-9) is 2933.99.
2933.99
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
1-O-benzyl 2-O-(2,5-dioxopyrrolidin-1-yl) (2S)-pyrrolidine-1,2-dicarboxylate
BDNYCEKWUBRCBJ-ZDUSSCGKSA-N
C1C[C@H](N(C1)C(=O)OCC2=CC=CC=C2)C(=O)ON3C(=O)CCC3=O
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