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Properties of substance:

benzenethiol

Synonyms:

thiophenol
phenyl mercaptan

Group of substances:

organic

Physical appearance:

colorless liquid

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

C6H6S

Structural formula as text:

C6H5SH

Molar/atomic mass: 110.177

Melting point (°C):

-14.93

Boiling point (°C):

169.5

Decomposition temperature (°C):

200

CAS №: 108-98-5

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
benzene: soluble [Ref.]
carbon tetrachloride: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
water: insoluble [Ref.]

Density:

1.0775 (20°C, g/cm3)

Vapour pressure (Torr):

30 (77°C)
50 (86.2°C)
100 (103.6°C)

Dissociation:

pKa (1) = 9.43 (25°C, water)

LD50 (mg/kg):

355 (, oral)
39 (, intraperitoneal)
200 (, oral)
59 (, intraperitoneal)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 3-36
  2. Dictionary of organic compounds. - Vol. 3, naphthacarbazole - zygadenine. - М.: ИИЛ, 1949. - pp. 759
  3. Волков А.И., Жарский И.М. Большой химический справочник. - Минск: Современная школа, 2005. - pp. 256 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 982-983 [Russian]
  5. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 94 [Russian]
  6. Токсикологический вестник. - 1995. - №6. - pp. 38 [Russian]
  7. Успехи химии. - 2000. - Т.69, №1. - pp. 91-92 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru