Safety Reference
Danger
H312Harmful in contact with skin
H332Harmful if inhaled
H351Suspected of causing cancer
H360
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
CAS 68-22-4
Retinol
pharmaceutical raw material
Norethindrone is an active pharmaceutical ingredient used in pharmaceutical manufacturing. It can cause cancer and developmental toxicity according to regulatory labeling requirements.
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 Norethindrone (CAS 68-22-4) is 2937.23.
2937.23
2937 23 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
VIKNJXKGJWUCNN-XGXHKTLJSA-N
C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=CC(=O)CC[C@H]34