Donovan's solution

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Donovan's Solution
Identifiers
CAS number 8012-54-2
PubChem 24679 YesY
ChemSpider 29291736 YesY
UN number 1557
RTECS number CG3200000
Jmol-3D images Image 1
Properties
Molecular formula AsHgI4
Molar mass 783.12948
Appearance Clear, colourless, or pale yellow. Darkens with age.
Boiling point 403°C at 760 mmHg
Solubility in water Yes
Hazards
Main hazards Toxic
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Donovan's solution is an inorganic compound prepared from arsenic triiodide and mercuric iodine.[1]

Method[edit]

1g each of AsI3 and HgI2 with 0.9 sodium bicarbonate in water to make 100 ml.

Cooley's cyclopædia of practical receipts and ... information on the arts, manufactures, and trades gives a more complex method.[2]

Uses[edit]

Has been used in veterinary medicine to treat chronic diseases of the skin.[3] Also as a folk remedy.[4] Used during the 19th century to treat Lepra vulgaris[5] and psoriasis[6][7] in humans, taken internally.

References[edit]

  1. ^ Budavari, Susan (1989). "3413. Donovan's Solution". The Merck Index (11th ed.). Merck & Co., Inc. p. 537. ISBN 091191028X. LCCN 89060001. 
  2. ^ Arnold James Cooley (1880). "Solution". In Richard Vine Tuson. A cyclopædia of practical receipts and ... information on the arts, manufactures, and trades II (6th ed.). p. 1525. 
  3. ^ Oxtoby, David W.; H.P. Gillis; Allan Campion (2012). Principles of modern chemistry (7th ed.). Belmont, Calif.: Brooks/Cole Cengage Learning. p. 513. ISBN 0840049315. 
  4. ^ "Donovan's solution". Chemical Dictionary Online. Retrieved 29 November 2013. 
  5. ^ Sir Erasmus Wilson (1847). "Treatment of Lepra". On Diseases of the Skin (2nd ed.). John Churchill. p. 271. 
  6. ^ Henry G. Piffard (1881). "Psoriasis Treatment. Part 6". A Treatise On The Materia Medica And Therapeutics Of The Skin. Sampson, Low, Marston, Searle & Rivington. p. 254. 
  7. ^ "GOOD RESULTS OF DONOVAN'S SOLUTION IN PSORIASIS.". The Lancet 70 (1770): 116. August 1857. doi:10.1016/S0140-6736(02)38789-0. 

External links[edit]