Sourcing (2S,3R)-tert-Butyl 2-amino-3-(tert-butoxy)butanoate acetate?
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Methyl N-(tert-butoxycarbonyl)glycinate
pharmaceutical intermediate
Sourcing (2S,3R)-tert-Butyl 2-amino-3-(tert-butoxy)butanoate acetate?
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This compound is a protected amino acid intermediate, specifically the tert-butyl ester and O-tert-butyl ether derivative of L-threonine, presented as an acetic acid salt. It is primarily used in peptide synthesis as a building block for introducing threonine residues with protected side chains.
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.
The international HS code for (2S,3R)-tert-Butyl 2-amino-3-(tert-butoxy)butanoate acetate (CAS 5854-77-3) is 2922.50.
2922.50
2922 50 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
acetic acid;tert-butyl (2S,3R)-2-amino-3-[(2-methylpropan-2-yl)oxy]butanoate
BGAUVMFJRASONL-RJUBDTSPSA-N
C[C@H]([C@@H](C(=O)OC(C)(C)C)N)OC(C)(C)C.CC(=O)O