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Properties of substance:

phenylhydrazine

Group of substances:

organic

Physical appearance:

yellow liquid

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

C6H8N2

Structural formula as text:

C6H5NHNH2

Molar/atomic mass: 108.141

Melting point (°C):

19.8

Boiling point (°C):

243

Decomposition temperature (°C):

300

Solubility (g/100 g of solvent):

acetone: very soluble [Ref.]
benzene: soluble [Ref.]
chloroform: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
water: 12.6 (20°C) [Ref.]
water: 23 (50°C) [Ref.]

Density:

1.0986 (20°C, d4)

Refractive index (nD):

1.6084 (20°C)

Vapour pressure (Torr):

10 (115°C)

Dissociation:

pKBH+ (1) = 8.8 (25°C, water)

Permittivity (dielectric constant):

7.1 (25°C)

LD50 (mg/kg):

188 (rats, oral)
175 (mice, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-452
  2. Dictionary of organic compounds. - Vol.4: Obaculactone-Zymosterol. - New York, 1953. - pp. 138
  3. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 3589
  4. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 448 [Russian]
  5. Хёрд Ч.Д. Пиролиз соединений углерода. - Л.-М.: ГОНТИ РКТП СССР, 1938. - pp. 621 [Russian]
  6. Химическая энциклопедия. - Т. 5. - М.: Советская энциклопедия, 1999. - pp. 65-66 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru