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methyldichloroarsine

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EntityQ2630503· pop 15· linked from 228 articles

methyldichloroarsine

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Methyldichloroarsine, sometimes abbreviated "MD" and also known as methyl Dick, is an organoarsenic compound with the formula CH3AsCl2. This colourless volatile liquid is a highly toxic vesicant that has been used in chemical warfare.

Chemical data

Formula
CH3AsCl2
Molecular weight
160.86 g/mol
IUPAC name
dichloro(methyl)arsane
SMILES
C[As](Cl)Cl
InChIKey
VXRMBBLRHSRVDK-UHFFFAOYSA-N
Polar surface area
0 Ų
H-bond donors
0
H-bond acceptors
0
Formal charge
0

via PubChem

Wikidata facts

Has part
chlorine
Mass
159.882777
Show 3 more facts
canonical SMILES
C[As](Cl)Cl
chemical formula
CH₃AsCl₂
Commons category
Methyldichloroarsine
Sources (3)

via Wikidata · CC0

~3 min read

Encyclopedic overview

7 sections
Contents
  • History
  • Structure, synthesis, reactivity
  • Use as a weapon
  • Symptoms of poisoning
  • Protection
  • See also
  • References

Methyldichloroarsine, sometimes abbreviated "MD" and also known as methyl Dick, is an organoarsenic compound with the formula CH3AsCl2. This colourless volatile liquid is a highly toxic vesicant that has been used in chemical warfare.

==History== German chemists weaponized methyldichloroarsine during World War I, between 1917 and 1918. It was the first organoarsenic compound to be weaponized.

Excerpted from Wikipedia’s “methyldichloroarsine” article, available under the CC BY-SA 4.0 licence.