C7H15Cl2N2O2P
261.08 g/mol
APIDanger
Cyclophosphamide
CAS50-18-0EC200-015-4
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material
Cyclophosphamide is a compound used as an alkylating agent in pharmaceutical manufacturing. It has been identified as a substance that can cause cancer and reproductive toxicity based on authoritative health evaluations.
Pharmaceutical raw material for antineoplastic productsImmunosuppressant drug substance
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 50-18-0
Related Compounds
StrongSame Parent
Cyclophosphamide hydrate
CAS6055-19-2
pharmaceutical raw material
ReferenceSame Category
Corticosterone
CAS50-22-6
pharmaceutical raw material
ReferenceSame Category
Cortisol
CAS50-23-7
pharmaceutical raw material
ReferenceSame Category
Prednisolone
CAS50-24-8
pharmaceutical raw material
ReferenceSame Category
Estriol
CAS50-27-1
pharmaceutical raw material
Referencesame scaffold
3-(2-Chloroactyl)-2-[(2-chloroethyl)amino]tetrahydro-2H-1,3,2-oxazaphosphorine-2-oxide
CAS72578-71-3
pharmaceutical intermediate
Referencesame scaffold
Ifosfamide
CAS3778-73-2
pharmaceutical raw material
Safety Reference
Danger
H301Toxic if swallowed
H302Harmful if swallowed
H318Causes serious eye damage
H340May cause genetic defects
H350May cause cancer
H360May damage fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H362May cause harm to breast-fed children
H370Causes damage to organs
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Cyclophosphamide (CAS 50-18-0) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
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
N,N-bis(2-chloroethyl)-2-oxo-1,3,2lambda5-oxazaphosphinan-2-amine
InChIKey
CMSMOCZEIVJLDB-UHFFFAOYSA-N
SMILES
C1CNP(=O)(OC1)N(CCCl)CCCl
Synonyms (95)
- ASTA
- B518
- Ciclofosfamida [INN-Spanish]
- Cyclophosphamide (INN)
- Cyclophosphamidum [INN-Latin]
- (RS)-Cyclophosphamide
- 50-18-0 (anhydrous)
- Anhydrous cyclophosphamide
- Asta B 518
- CP monohydrate
- CYCLO-cell
- CYCLOPHOSPAMIDE MONOHYDRATE
- CYCLOPHOSPHAMIDE LYOPHILIZED
- Carloxan
- Ciclofosfamida
- Ciclofosfamide
- Ciclophosphamide
- Cicloxal
- Clafen
- Claphene
- Cycloblastin
- Cycloblastine
- Cyclofosphamide
- Cyclophospham
- Cyclophosphamid
- Cyclophosphamide anhydrous
- Cyclophosphamidum
- Cyclophosphan
- Cyclophosphane
- Cyclophosphanum
- Cyclophosphoramide
- Cyclostin
- Cyclostine
- Cyklofosfamid
- Cyklofosfamid [Czech]
- Cytophosphan
- Cytophosphane
- Cytoxan
- Cytoxan (Lyophilized)
- Cytoxan (TN)
- D,L-Cyclophosphamide
- Endoxan
- Endoxan R
- Endoxan monohydrate
- Endoxan-Asta
- Endoxana
- Endoxanal
- Endoxane
- Enduxan
- Fosfaseron
- Frindovyx
- Genoxal
- Genuxal
- Ledoxina
- Lyophilized Cytoxan
- Mitoxan
- Procytox
- Revimmune
- Semdoxan
- Sendoxan
- Senduxan
- Syklofosfamid
- Zyklophosphamid
- Zyklophosphamid [German]
- cyclophosphamide