4-Nitrobenzoic acid

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What Wikipedia says

4-Nitrobenzoic acid is an organic compound with the formula C6H4(NO2)CO2H. It is a pale yellow solid. It is a precursor to 4-nitrobenzoyl chloride, the precursor to the anesthetic procaine and folic acid. It is also a precursor to 4-aminobenzoic acid.

Excerpt from the Wikipedia article “4-Nitrobenzoic acid”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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