C14H19Cl2NO2
304.2 g/mol
APIDanger
Chlorambucil
CAS305-03-3EC206-162-0
Category
API
Compound Class
Organic Acid
Primary Use
Pharmaceutical Raw Material
Chlorambucil is an active pharmaceutical ingredient used in the manufacturing of certain medications. It has been identified as a substance that can cause cancer and developmental toxicity according to authoritative sources.
pharmaceutical manufacturing
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 305-03-3
Related Compounds
Safety Reference
Danger
H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H340May cause genetic defects
H350May cause cancer
H360May damage fertility or the unborn child
H341Suspected of causing genetic defects
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Chlorambucil (CAS 305-03-3) is 2922.49.
HS code (international, 6-digit)
2922.49
EU CN code (8-digit)
2922 49 85
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
4-[4-[bis(2-chloroethyl)amino]phenyl]butanoic acid
InChIKey
JCKYGMPEJWAADB-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1CCCC(=O)O)N(CCCl)CCCl
Synonyms (69)
- Chlorambucil (JAN/USP/INN)
- Chlorambucil for system suitability, European Pharmacopoeia (EP)
- Chlorambucil, European Pharmacopoeia (EP)
- Chlorambucil, United States Pharmacopeia (USP)
- Chlorambucilum [INN-Latin]
- Clorambucilo [INN-Spanish]
- Alti-chlorambucil
- Ambochlorin
- Amboclorin
- CHLORAMBUCIL [MART.]
- Cb l348
- Chlocambucil
- Chloorambucol
- Chlorambucil (Standard)
- Chlorambucil CRS
- Chlorambucilum
- Chloraminophen
- Chloraminophene
- Chlorbutin
- Chlorbutine
- Chlorbutinum
- Chloroambucil
- Chlorobutin
- Chlorobutine
- Clorambucile
- Clorambucilo
- Ecloril
- Elcoril
- Elcorin
- LEUKERAN (TN)
- Leukeran
- Leukeran tablets
- Leukersan
- Leukoran
- Linfolizin
- Linfolysin
- Lympholysin
- Phenylbuttersaeure-lost
- chlorambucil
- chlorambucilddv
- clorambucil