Cacodyl oxide

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Notion

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Science and technology

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What Wikipedia says

Cacodyl oxide is a chemical compound of the formula [(CH3)2As]2O. This organoarsenic compound is primarily of historical significance since it is sometimes considered to be the first organometallic compound synthesized in relatively pure form.

Excerpt from the Wikipedia article “Cacodyl oxide”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Ben Mills, Public domain, via Wikimedia Commons.