[ par-uh-nahy-truh-fee-nawl, -nol ]
/ ˌpær əˌnaɪ trəˈfi nɔl, -nɒl /
See under nitrophenol(def 2).
Definition for para-nitrophenol (2 of 2)
[ nahy-truh-fee-nawl, -nol ]
/ ˌnaɪ trəˈfi nɔl, -nɒl /
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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for para-nitrophenol
If an alkali is added, however, a highly dissociated salt of para-nitrophenol is formed, and the yellow colour is at once evident.