C18H12
228.3 g/mol
Research ReagentDanger
Benz[a]anthracene
CAS56-55-3EC200-280-6
Category
Research Reagent
Compound Class
Aromatic
Primary Use
Research Compound
Benz[a]anthracene is a polycyclic aromatic hydrocarbon that can cause cancer according to an independent committee of scientific and health experts. It is primarily used as a research chemical and reference standard.
research chemicalreference standardtattoo ink ingredient (regulated)
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.
CAS 56-55-3
Related Compounds
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CAS56001-37-7
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ReferenceSame Category
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CAS56051-32-2
research compound
Referencestereoisomer of
Benz[a]anthracene-d12
CAS1718-53-2
research compound
Referencesame scaffold
4-Bromobenz[a]anthracene
CAS61921-39-9
research compound
Safety Reference
Danger
H350May cause cancer
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H341Suspected of causing genetic defects
H351Suspected of causing cancer
Customs Tariff Classification
The international HS code for Benz[a]anthracene (CAS 56-55-3) is 2902.90.
HS code (international, 6-digit)
2902.90
EU CN code (8-digit)
2902 90 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
benzo[a]anthracene
InChIKey
DXBHBZVCASKNBY-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C=CC3=CC4=CC=CC=C4C=C32
Synonyms (27)
- 1,2-Benz(a)anthracene
- 1,2-Benzanthracene
- 1,2-Benzanthrazen
- 1,2-Benzanthrazen [German]
- 1,2-Benzanthrene
- 1,2-Benzoanthracene
- 2,3-Benzophenanthrene
- 2,3-Benzphenanthrene
- BENZ (a) ANTHRACENE (purity)
- Benz(b)phenanthrene
- Benz[a]anthracene
- Benzanthracene
- Benzanthrene
- Benzo (a) anthrancene
- Benzo(b)phenanthrene
- Benzo[a]anthracene
- Benzo[a]fluoranthene solution
- Benzoanthracene
- Naphthanthracene
- Tetraphene