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picric acid

picric acid
Picric acid, also known as 2,4,6-trinitrophenol, C6H2OH(NO2)3, is a yellow crystalline solid, made by nitration of phenol, or its derivatives. Picric acid is a moderately strong acid, it has been used as a dye, as an antiseptic and astringent for treating burns, and as a high explosive. Molecular weight 229.1, melting point 122°C.

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