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Properties of substance:

benzo[a]pyrene



skc-file

Group of substances:

organic

Physical appearance:

needles crystals

Empirical formula (Hill's system for organic substances):

C20H12

CAS No: 50-32-8

Molar/atomic mass: 252.32

Melting point (°C):

180

Boiling point (°C):

310

Solubility (g/100 g of solvent):

benzene: soluble [Ref.]
chloroform: very soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
sulfuric acid: soluble [Ref.]
toluene: soluble [Ref.]
water: 0.00000038 (25°C) [Ref.]
xylene: soluble [Ref.]

Density:

1.351 (20°C, g/cm3)

Vapour pressure (Torr):

0.00000009 (25°C)
10 (311°C)

    Molar heat capacity at constant pressure Cp (298 K, J/(mol·K))

    254,8 (g) [Ref.]

    Enthalpy (heat) of fusion ΔfusH (kJ/mol)

    17,3 (s) [Ref.]

    LD50 (mg/kg):

    50 (rats, subcutaneous)

    References:

    1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-42
    2. Dictionary of organic compounds. - vol.1, Abietic acid - Dypnone. - London, 1946. - pp. 237
    3. Gangolli S. The Dictionary of Substances and their Effects. - 2 ed., Vol. 1, A-B. - RSC, 1999. - pp. 540-545
    4. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 383-384
    5. Mackay D., Shiu W.Y., Ma K.-C., Lee S.C. Handbook of Physical-Chemical Properties and Enviromental Fate for Organic Chemacals. - 2ed, Vol.1. - CRC Press, 2006. - pp. 804-810
    6. The Merck Index 11th ed., Merck & Company, 1989. - pp. 172
    7. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 1146
    8. Вредные химические вещества: Углеводороды, галогенпроизводные углеводородов. Справочник. - Л.: Химия, 1990. - pp. 236-250 [Russian]
    9. Клар Э. Полициклические углеводороды. - Т.2. - М.: Химия, 1971. - pp. 155-165 [Russian]
    10. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 131 [Russian]
    11. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 530-531 [Russian]
    12. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 272 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru