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Title: Ethyldichloroarsine  
Author: World Heritage Encyclopedia
Language: English
Subject: Chemical warfare, Nerve agent, Phenyldichloroarsine, Methyldichloroarsine, Blister agents
Collection: Blister Agents, Halomonoarsanes, Organoarsenic Halides
Publisher: World Heritage Encyclopedia


CAS number  YesY
Molecular formula C2H5AsCl2
Molar mass 174.8893 g/mol
Boiling point 75.6 °C (168.1 °F; 348.8 K)
Main hazards Highly toxic, irritant
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 YesY   YesY/N?)

Ethyldichloroarsine, sometimes abbreviated "ED", is an vesicant or blister agent that was used during World War I in chemical warfare.[1] The molecule is pyramidal with the Cl-As-Cl and C-As-Cl angles approaching 90° (see image). Its toxic action is similar to lewisite.


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