C32H37NO8
563.6 g/mol
APIDanger
Tamoxifen citrate
CAS54965-24-1EC259-415-2
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material
Tamoxifen citrate is a salt form of tamoxifen, a nonsteroidal compound widely supplied as an active pharmaceutical ingredient. It is primarily used in pharmaceutical manufacturing and research as a raw material for further processing.
pharmaceutical raw material for manufacturingresearch compound for pharmaceutical development
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.
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.
Relevant lists:California Proposition 65
CAS 54965-24-1
Related Compounds
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Referencesame scaffold
(Z)-desethyl methyl tamoxifen
CAS15917-50-7
pharmaceutical raw material
Referencesame scaffold
CLOMIPHENE CITRATE
CAS43054-45-1
pharmaceutical raw material
Safety Reference
Danger
H302Harmful if swallowed
H350May cause cancer
H360May damage fertility or the unborn child
H362May cause harm to breast-fed children
H410Very toxic to aquatic life with long lasting effects
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Tamoxifen citrate (CAS 54965-24-1) is 2922.19.
HS code (international, 6-digit)
2922.19
EU CN code (8-digit)
2922 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
2-[4-[(Z)-1,2-diphenylbut-1-enyl]phenoxy]-N,N-dimethylethanamine;2-hydroxypropane-1,2,3-tricarboxylic acid
InChIKey
FQZYTYWMLGAPFJ-OQKDUQJOSA-N
SMILES
CC/C(=C(\C1=CC=CC=C1)/C2=CC=C(C=C2)OCCN(C)C)/C3=CC=CC=C3.C(C(=O)O)C(CC(=O)O)(C(=O)O)O
Synonyms (80)
- Tamoxifen citrate (JP18/USP)
- Tamoxifen citrate for performance test, European Pharmacopoeia (EP)
- Tamoxifen citrate, European Pharmacopoeia (EP)
- Tamoxifen citrate, United States Pharmacopeia (USP)
- 54965-24-1 (citrate)
- Citrate, Tamoxifen
- Clonoxifen
- Dignotamoxi
- Ebefen
- Emblon
- Estroxyn
- Farmifeno
- Fentamox
- Fentamox 10
- Fentamox 20
- Gen-Tamoxifen
- Genox
- Ginarsan
- I.C.I.46474 CITRATE
- ICI 46,474
- Istubal
- Jenoxifen
- Kentadex
- Kessar
- Kessar 10
- Kessar 20
- Ledertam
- Lesporene
- Nolgen
- Noltam
- Nolvadex (TN)
- Nolvadex (TN) (AstraZeneca)
- Nolvadex d
- Nolvadex fte
- Nourytam
- Nourytan
- Novo-Tamoxifen
- Novofen
- Noxitem
- Oestrifen
- Oncotam
- Pms-Tamoxifen
- Soltamox
- Soltamox (TN)
- TAMOXIFEN CITRATE [MART.]
- Tafoxen
- Tamax
- Tamaxin
- Tamifen
- Tamofen
- Tamofene
- Tamox-Puren
- Tamoxasta
- Tamoxifen Citrate (Nolvadex)
- Tamoxifen citrate
- Tamoxifen citrate CRS
- Tamoxifen citrate RS
- Tamoxifen citrate salt
- Tamoxifeni citras
- Terimon
- Tomaxasta
- Z-Tamoxifen citrate
- Zemide
- Zitazonium
- Zynoplex