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Properties of substance:

triphenylphosphine

Group of substances:

elmentoorganic

Physical appearance:

white crystals

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

C18H15P

Structural formula as text:

(C6H5)3P

Molar/atomic mass: 262.285

Melting point (°C):

85

CAS №: 603-35-0

Solubility (g/100 g of solvent):

acetic acid: soluble [Ref.]
benzene: soluble [Ref.]
chloroform: soluble [Ref.]
diethyl ether: very soluble [Ref.]
ethanol: sparingly soluble [Ref.]
water: insoluble [Ref.]

Density:

1.075 (20°C, g/cm3)

Dissociation:

pKBH+ (1) = 2.73 (25°C, water)

LD50 (mg/kg):

1500 (mice, intramuscular)
840 (, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 3-512
  2. Днепровский А.С., Темникова Т.И. Теоретические основы органической химии. - Л.: Химия, 1979. - pp. 112 [Russian]
  3. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 499 [Russian]
  4. Токсикологический вестник. - 2003. - №5. - pp. 50 [Russian]
  5. Физер Л., Физер М. Реагенты для органического синтеза. - Т. 3: О-Т. - М.: Мир, 1970. - pp. 402-412 [Russian]
  6. Химическая энциклопедия. - Т. 5. - М.: Советская энциклопедия, 1999. - pp. 8 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru