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37994-82-4

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Basic Information
CAS No.: 37994-82-4
Name: 7-HYDROXYBENZO(A)PYRENE
Article Data: 1
Molecular Structure:
Molecular Structure of 37994-82-4 (7-HYDROXYBENZO(A)PYRENE)
Formula: C20H12O
Molecular Weight: 268.315
Synonyms: 7-Hydroxybenzo<7-hydroxybenzopyren;7-Hydroxy-benzo[a]pyren;7-Hydroxybenzo(a)pyrene;
Density: 1.379g/cm3
Melting Point: 218.5°C
Boiling Point: 527.2°Cat760mmHg
Flash Point: 252.9°C
Safety: Questionable carcinogen with experimental tumorigenic and neoplastigenic data by skin contact. Human mutation data reported. When heated to decomposition it emits acrid smoke and fumes.
PSA: 20.23000
LogP: 5.44280
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  • Benzopyrene Related Compound 4 (7-hydroxybenzo[a]pyrene)

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    Benzopyrene Related Compound 4 (7-hydroxybenzo[a]pyrene)

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Chemistry

IUPAC Name: benzo[a]pyren-7-ol
Synonyms of Benzo(a)pyren-7-ol (CAS NO.37994-82-4): 3-06-00-03811 (Beilstein Handbook Reference) ; 7-Hydroxybenzo(a)pyrene ; BRN 1980309 ; Benzo(a)pyrene, 7-hydroxy
CAS NO: 37994-82-4  
Molecular Formula of Benzo(a)pyren-7-ol (CAS NO.37994-82-4): C20H12O 
Molecular Weight: 268.3087        
H bond acceptors: 1
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 9.23 Å2
Index of Refraction: 1.924
Molar Refractivity: 92.18 cm3
Molar Volume: 194.5 cm3 
Surface Tension: 72.9 dyne/cm
Density of Benzo(a)pyren-7-ol (CAS NO.37994-82-4): 1.379 g/cm3
Flash Point: 252.9 °C
Enthalpy of Vaporization: 83.19 kJ/mol
Boiling Point: 527.2 °C at 760 mmHg
Vapour Pressure: 9.85E-12 mmHg at 25°C
Molecular Structure:

Toxicity Data With Reference

1.    

mmo-sat 16 µg/plate

     MUREAV    Mutation Research. 36 (1976),379.
2.    

mma-sat 7 µg/plate

     ENMUDM    Environmental Mutagenesis. 7 (1985),839.
3.    

dni-omi 200 µg/L

     PNASA6    Proceedings of the National Academy of Sciences of the United States of America. 74 (1977),1378.
4.    

dnd-hmn:fbr 30 µmol/L

     CBINA8    Chemico-Biological Interactions. 41 (1982),155.
5.    

msc-ham:lng 12 µmol/L

     PNASA6    Proceedings of the National Academy of Sciences of the United States of America. 73 (1976),607.

Consensus Reports

EPA Genetic Toxicology Program.

Safety Profile

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