Safety Reference
Danger
H300Fatal if swallowed
H318Causes serious eye damage
H330
Sourcing O10-Demethylcolchicine?
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(R)-colchicine
pharmaceutical raw material
Sourcing O10-Demethylcolchicine?
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Colchiceine is a cyclic ketone and a major metabolite of the anti-gout drug colchicine. It is a naturally occurring compound found in plants such as Colchicum autumnale and is used as a reference standard in pharmaceutical manufacturing and research.
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 O10-Demethylcolchicine (CAS 477-27-0) is 2939.79.
2939.79
2939 79 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
N-[(7S)-10-hydroxy-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl]acetamide
PRGILOMAMBLWNG-HNNXBMFYSA-N
CC(=O)N[C@H]1CCC2=CC(=C(C(=C2C3=CC=C(C(=O)C=C13)O)OC)OC)OC