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Properties of substance:

3,6-dichloro-2-methoxybenzoic acid

Group of substances:

organic

Physical appearance:

white crystals

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

C8H6Cl2O3

Structural formula as text:

(CH3O)Cl2C6H2COOH

Molar/atomic mass: 221.037

Melting point (°C):

114-116

Decomposition temperature (°C):

200

Solubility (g/100 g of solvent):

acetone: 102.5 (20°C) [Ref.]
cyclohexanone: 96.4 (20°C) [Ref.]
ethanol: 116.7 (20°C) [Ref.]
methylene chloride: 19.5 (20°C) [Ref.]
toluene: 14.9 (20°C) [Ref.]
water: 0.65 (20°C) [Ref.]
xylene: 9 (20°C) [Ref.]

Vapour pressure (Torr):

0.00375 (100°C)

LD50 (mg/kg):

1190 (white mice, oral)
1670 (rats, oral)
3000 (guinea pig, oral)

References:

  1. Clarke's Analysis of Drugs and Poisons. - 4 ed. - London, 2011. - pp. 1233-1234
  2. Mackay D., Shiu W.Y., Ma K.-C., Lee S.C. Handbook of Physical-Chemical Properties and Enviromental Fate for Organic Chemacals. - 2ed, Vol.4. - CRC Press, 2006. - pp. 3530-3533
  3. Milne G.W.A. Gardner's Commercially Important Chemicals. - Wiley-Interscience, 2005. - pp. 195
  4. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 450
  5. Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.2. - Л.: Химия, 1976. - pp. 137 [Russian]
  6. Другов Ю.С., Родин А.А. Мониторинг органических загрязнений природной среды. - СПб.: Наука, 2004. - pp. 549 [Russian]
  7. Мельников Н.Н. Пестициды: химия, технология и применение. - М.: Химия, 1987. - pp. 201 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru