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Properties of substance:

methyl parathion

Group of substances:

organic

Physical appearance:

white crystals

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

C8H10NO5PS

Structural formula as text:

(CH3O)2P(S)OC6H4NO2

Molar/atomic mass: 263.21

Melting point (°C):

37

Solubility (g/100 g of solvent):

water: 0.0055 (25°C) [Ref.]

LD50 (mg/kg):

35 (rats, oral)
3.5 (rats, intraperitoneal)
35 (mice, oral)

References:

  1. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 495
  2. Голиков С.Н., Розенгарт В.И. Фармакология и токсикология фосфорорганических соединений. - Л.: Медгиз, 1960. - pp. 8-11 [Russian]
  3. Каган Ю.С. Токсикология фосфорорганических пестицидов. - М.: Медицина, 1977. - pp. 10 [Russian]
  4. Крамаренко В.Ф. Токсикологическая химия. - Киев: Выща школа, 1989. - pp. 407-408 [Russian]
  5. Справочник химика. - Т. 6. - Л.: Химия, 1967. - pp. 546-547 [Russian]
  6. Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 239 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru