Safety Reference
Warning
H302Harmful if swallowed
H371May cause damage to organs
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(1R,3S,4S)-tert-butyl 3-(6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[d]imidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylate
pharmaceutical intermediate
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This compound is a pharmaceutical intermediate used in the synthesis of Ledipasvir. It features a bicyclic azabicycloheptane core with a benzimidazole ring and a tert-butyl carboxylate protecting group.
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 Tert-butyl (1R,3S,4S)-3-(6-bromo-1H-benzimidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylate (CAS 1256387-74-2) is 2933.39.
2933.39
2933 39 99
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
tert-butyl (1R,3S,4S)-3-(6-bromo-1H-benzimidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylate
IODPTNKFQCJTSI-NVBFEUDRSA-N
CC(C)(C)OC(=O)N1[C@@H]2CC[C@@H](C2)[C@H]1C3=NC4=C(N3)C=C(C=C4)Br
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