Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing Tert-butyl (3S)-3-hydroxypiperidine-1-carboxylate?
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(R)-1-Boc-3-hydroxypyrrolidine
pharmaceutical intermediate
Sourcing Tert-butyl (3S)-3-hydroxypiperidine-1-carboxylate?
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Tert-butyl (3S)-3-hydroxypiperidine-1-carboxylate is a chemical compound used as a pharmaceutical intermediate in the manufacturing of ibrutinib, a drug substance for certain cancers. It features a piperidine ring with a hydroxyl group and a tert-butyl carbamate 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 (3S)-3-hydroxypiperidine-1-carboxylate (CAS 143900-44-1) 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 (3S)-3-hydroxypiperidine-1-carboxylate
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