C21H28ClNO4
393.9 g/mol
APIDanger
NALBUPHINE HYDROCHLORIDE
CAS23277-43-2EC245-549-9
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
Nalbuphine hydrochloride is a pharmaceutical raw material used as an opioid analgesic active pharmaceutical ingredient. It is a salt-form compound with a structure containing multiple ring systems and functional groups typical of opioid ligands.
pharmaceutical raw material for analgesic formulationsopioid analgesic active ingredient in injectable products
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.
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Safety Reference
Danger
H300Fatal if swallowed
H302Harmful if swallowed
H310Fatal in contact with skin
H312Harmful in contact with skin
H317May cause an allergic skin reaction
H330Fatal if inhaled
H332Harmful if inhaled
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
Customs Tariff Classification
The international HS code for NALBUPHINE HYDROCHLORIDE (CAS 23277-43-2) is 2939.19.
HS code (international, 6-digit)
2939.19
EU CN code (8-digit)
2939 19 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(4R,4aS,7S,7aR,12bS)-3-(cyclobutylmethyl)-1,2,4,5,6,7,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinoline-4a,7,9-triol;hydrochloride
InChIKey
YZLZPSJXMWGIFH-BCXQGASESA-N
SMILES
C1CC(C1)CN2CC[C@]34[C@@H]5[C@H](CC[C@]3([C@H]2CC6=C4C(=C(C=C6)O)O5)O)O.Cl
Synonyms (19)
- Nalbuphine hydrochloride (USAN)
- En 2234A
- NALBUPHINE HCI
- NALBUPHINE HYDROCHLORIDE
- Nalbufina clorhidrato
- Nalbufine hydrochloride
- Nalbuphine HCL
- Nubain
- Nubain (TN)
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