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Basic Information
CAS No.: 17573-23-8
Name: 7,8-dihydrobenzo(a)pyrene
Article Data: 5
Molecular Structure:
Molecular Structure of 17573-23-8 (7,8-dihydrobenzo(a)pyrene)
Formula: C20H14
Molecular Weight: 254.331
Synonyms: 7,8-Dihydrobenzo[a]pyrene
Density: 1.258g/cm3
Melting Point: 128°C
Boiling Point: 450.7°Cat760mmHg
Flash Point: 218.9°C
Safety: Questionable carcinogen with experimental neoplastigenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
PSA: 0.00000
LogP: 5.54340
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Chemistry

IUPAC Name: 7,8-Dihydrobenzo[a]pyrene
Synonyms of 7,8-Dihydrobenzo(a)pyrene (CAS NO.17573-23-8): Benzo(a)pyrene, 7,8-dihydro-
CAS NO: 17573-23-8
Molecular Formula: C20H14
Molecular Weight: 254.3252
Molecular Structure :
H bond acceptors: 0
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 0 Å2
Index of Refraction: 1.831
Molar Refractivity: 88.85 cm3
Molar Volume: 202.1 cm3
Surface Tension: 62 dyne/cm
Density: 1.258 g/cm3
Flash Point: 218.9 °C
Enthalpy of Vaporization: 68.24 kJ/mol
Boiling Point: 450.7 °C at 760 mmHg
Vapour Pressure: 6.86E-08 mmHg at 25°C
InChI: InChI=1/C20H14/c1-2-7-17-15(4-1)12-16-9-8-13-5-3-6-14-10-11-18(17)20(16)19(13)14/h2-3,5-12H,1,4H2
InChIKey: PDZWPBIJXRAPEW-UHFFFAOYAA
Std. InChI: InChI=1S/C20H14/c1-2-7-17-15(4-1)12-16-9-8-13-5-3-6-14-10-11-18(17)20(16)19(13)14/h2-3,5-12H,1,4H2
Std. InChIKey: PDZWPBIJXRAPEW-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

mma-sat 10 µg/plate

     PNASA6    Proceedings of the National Academy of Sciences of the United States of America. 72 (1975),5135.

Consensus Reports

EPA Genetic Toxicology Program.

Safety Profile

Questionable carcinogen with experimental neoplastigenic data. Mutation data reported. When 7,8-Dihydrobenzo(a)pyrene (CAS NO.17573-23-8) is heated to decomposition ,it emits acrid smoke and irritating fumes.