Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
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This compound is a protected amino acid derivative featuring a spirocyclic framework. It is primarily used as an intermediate in the synthesis of pharmaceutical compounds, particularly in the preparation of active pharmaceutical ingredients for antiviral therapies.
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 (6S)-5-[(tert-butoxy)carbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid (CAS 1129634-44-1) 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.
(6S)-5-[(2-methylpropan-2-yl)oxycarbonyl]-5-azaspiro[2.4]heptane-6-carboxylic acid
VEIYKHIPSJIVRK-QMMMGPOBSA-N
CC(C)(C)OC(=O)N1CC2(CC2)C[C@H]1C(=O)O
—