Safety Reference
Danger
H318Causes serious eye damage
H360May damage fertility or the unborn child
H373May cause damage to organs through prolonged or repeated exposure
Sourcing Cimetidine?
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Sourcing Cimetidine?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Cimetidine is a histamine H2 receptor antagonist that reduces stomach acid production. It is primarily used as an active pharmaceutical ingredient in the manufacturing of medications for conditions such as heartburn and peptic ulcers.
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 Cimetidine (CAS 51481-61-9) is 2933.29.
2933.29
2933 29 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
1-cyano-2-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine
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CC1=C(N=CN1)CSCCNC(=NC)NC#N