Phthalic anhydride

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Notion

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Science and technology

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What Wikipedia says

Phthalic anhydride is the organic compound with the formula C6H4(CO)2O. It is the anhydride of phthalic acid. Phthalic anhydride is a principal commercial form of phthalic acid. It was the first anhydride of a dicarboxylic acid to be used commercially.

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

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