Safety Reference
Danger
H301Toxic if swallowed
H311Toxic in contact with skin
H331Toxic if inhaled
H302
Sourcing 1-(tert-Butoxycarbonyl)-3-(cyanomethylene)azetidine?
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5-Bromo-3-chloropyridine-2-carbonitrile
pharmaceutical intermediate
Sourcing 1-(tert-Butoxycarbonyl)-3-(cyanomethylene)azetidine?
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This compound is a pharmaceutical research intermediate, specifically a this compound. It is used in laboratory research and chemical synthesis as a building block for producing pharmaceutical agents.
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 1-(tert-Butoxycarbonyl)-3-(cyanomethylene)azetidine (CAS 1153949-11-1) 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.
tert-butyl 3-(cyanomethylidene)azetidine-1-carboxylate
BESFCRTTXQYNBW-UHFFFAOYSA-N
CC(C)(C)OC(=O)N1CC(=CC#N)C1
—