Safety Reference
Danger
H290May be corrosive to metals
H302Harmful if swallowed
H314
Sourcing 5-Chloromethyl-2H-1,2,4-triazolin-3-one?
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2-sec-butyl-4-(4-(4-(4-methoxyphenyl)piperazin-1-yl)phenyl)-2H-1,2,4-triazol-3(4H)-one
pharmaceutical intermediate
Sourcing 5-Chloromethyl-2H-1,2,4-triazolin-3-one?
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This compound is a pharmaceutical intermediate containing a triazolone ring with a chloromethyl substituent. It is primarily used as a building block in the synthesis of active pharmaceutical ingredients.
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 5-Chloromethyl-2H-1,2,4-triazolin-3-one (CAS 252742-72-6) 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.
3-(chloromethyl)-1,4-dihydro-1,2,4-triazol-5-one
ZLRBJVJEQXBAAI-UHFFFAOYSA-N
C(C1=NNC(=O)N1)Cl