Nitrophenol (noun) Definition, Meaning & Examples

noun Chemistry.

any compound derived from phenol by the replacement of one or more of its ring hydrogen atoms by the nitro group.
any of three water-soluble, crystalline isomers of such a derivative, having the formula C6H5NO3, occurring in yellow (ortho-nitrophenol ), pale-yellow (meta-nitrophenol ), and yellowish (para-nitrophenol ) solids, used chiefly as intermediates in organic synthesis and as indicators.

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