1,2-Benzanthracene

Description

1,2-Benzanthracene · CAS 56-55-3 · C18H12. UNII C5PLF6152K. Boiling Point: 437.6 °C; Boiling Point: 815 °F; Boiling Point: 437.6 °C @760 [mm Hg].

Identification

CAS Registry Number	56-55-3
PubChem CID	5954
Molecular formula	C18H12
IUPAC name	benzo[a]anthracene
UNII (FDA)	C5PLF6152K

Computed Descriptors

Molecular Weight	228.3
XLogP3	5.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	228.093900383
Monoisotopic Mass	228.093900383
Topological Polar Surface Area	0
Heavy Atom Count	18
Formal Charge	0

Physical & Chemical Properties

Boiling Point	437.6 °C
Boiling Point	815 °F
Boiling Point	437.6 °C @760 [mm Hg]
Melting Point	315 to 318 °F (NTP, 1992)
Melting Point	155-157 °C
Melting Point	162 °C
Melting Point	315-318 °F
Melting Point	160.5 °C
Solubility	In water, 9.4X10-3 mg/L at 25 °C
Vapor Pressure	0.00000021 [mmHg]

Physical description & handling notes

• Benz[a]anthracene appears as colorless leaflets or plates or coarse gold powder with a greenish-yellow fluorescence. May reasonably be expected to be a carcinogen.
• Other Solid
• Colorless or gold solid with a greenish-yellow fluorescence; [CAMEO]
• COLOURLESS-TO-YELLOW-BROWN FLUORESCENT FLAKES OR POWDER.
• Colorless leaflets or plates or coarse gold powder with a greenish-yellow fluorescence.
• Plates from glacial acetic acid or alcohol

GHS Hazard Classification

Reported hazard statements	H350, H400, H410, H341, H351

Documented Uses

• Used as a research chemical; Not commercially used or produced; [HSDB]
• There is no ... known use of this compound.
• PAHs are generally not produced commercially in the United States except as research chemicals. /Polycyclic aromatic hydrocarbons/
• Substance listed with specific concentration in tattoo ink and/or permanent make up according to EU Commission Regulation 2020/2081. The concentration limit (by weight) is 0.00005%.
• PAHs are released into the environment via the combustion of fossil fuels, coke oven emissions and vehicle exhausts, as well as naturally from forest fires and volcanic eruptions. PAHs from these sources may contaminate nearly water systems. They are also found in coal tar and charbroiled food. (L10)
• Cosmetics product ingredient: Benzo[a]anthracene (Benz[a]anthracene)

Synonyms

Benz[a]anthracene; Tetraphene; 56-55-3; 1,2-Benzanthracene; Benzo[a]anthracene; Benzanthracene; Benzanthrene; BENZ(A)ANTHRACENE; Benzoanthracene; Naphthanthracene; 2,3-Benzophenanthrene; 2,3-Benzphenanthrene; Benzo(a)anthracene; 1,2-Benzanthrene; Benzo(b)phenanthrene; 1,2-Benzoanthracene

Frequently Asked Questions

What are the CAS number and molecular formula of 1,2-Benzanthracene?

CAS 56-55-3; molecular formula C18H12; molecular weight — g/mol.

What other names is 1,2-Benzanthracene known by?

Benz[a]anthracene, Tetraphene, 56-55-3, 1,2-Benzanthracene, Benzo[a]anthracene, Benzanthracene.

Is 1,2-Benzanthracene classified as hazardous?

Hazard statements reported: H350, H400, H410, H341, H351.

What are the key physical properties of 1,2-Benzanthracene?

Boiling Point: 437.6 °C; Boiling Point: 815 °F; Boiling Point: 437.6 °C @760 [mm Hg]; Melting Point: 315 to 318 °F (NTP, 1992).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.