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60448-19-3

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Basic Information
CAS No.: 60448-19-3
Name: benzo(a)pyrene 11,12-oxide
Molecular Structure:
Molecular Structure of 60448-19-3 (benzo(a)pyrene 11,12-oxide)
Formula: C20H12 O
Molecular Weight: 268.32
Synonyms: Benzo[10,11]chryseno[5,6-b]oxirene,1a,11c-dihydro-, (?à)-; Benzo[a]pyrene 11,12-oxide
Density: 1.39g/cm3
Boiling Point: 518.9°C at 760 mmHg
Flash Point: 249°C
Safety: Questionable carcinogen with experimental tumorigenic and neoplastigenic data by skin contact. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
PSA: 12.53000
LogP: 5.27220
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Chemistry

Molecular Structure of Benzo(a)pyrene-11,12-oxide (CAS NO. 60448-19-3):

Empirical Formula: C20H12O 
Molecular Weight: 268.3087 
Index of Refraction: 1.861 
Surface Tension: 70.1 dyne/cm 
Density: 1.39 g/cm3 
Flash Point: 249 °C 
Enthalpy of Vaporization: 76.16 kJ/mol 
Boiling Point: 518.9 °C at 760 mmHg 
Vapour Pressure: 2.37E-10 mmHg at 25°C 
Classification Code: Tumor data;Mutation data

Toxicity Data With Reference

1.    

mmo-sat 1 µg/plate

     CNREA8    Cancer Research. 36 (1976),3350.
2.    

msc-ham:lng 5 mg/L

     CNREA8    Cancer Research. 36 (1976),3350.

Consensus Reports

EPA Genetic Toxicology Program.

Safety Profile

Questionable carcinogen with experimental tumorigenic and neoplastigenic data by skin contact. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.

Specification

 Benzo(a)pyrene-11,12-oxide ,its CAS number is 60448-19-3,it can be called benzo(a)pyrene 11,12-oxide and 1a,11c-Dihydrobenzo[10,11]chryseno[5,6-b]oxirene .

 Benzo(a)pyrene-11,12-oxide (CAS NO. 60448-19-3) is a toxic substance,with flammability, burning will produce toxic fumes,so it should be stored in cool and dry environment,dry powder,foam,sand, carbon dioxide,water mist can be used if something urgent happened.