phthalein

English - Turkish

English - English

Definition of phthalein in English English dictionary: any of a range of lactones formed by the reaction of phenols with phthalic anhydride; One of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenol phthaleïn; {i} chemical compound used in the production of dyes; Their alkaline solutions are fluorescent; any of a range of compounds formed by the reaction of phenols with phthalic anhydride
phenol phthalein: Its solution in alkalies is brilliant red, but is decolorized by acids
phenol phthalein: This reaction, being very delicate, is used as an indicator
phenol phthalein: A white or yellowish white crystalline substance, C20H14O4, formed by condensation of the anhydride of phthalic acid and phenol
phthalein.: phthalide

phthalein

Hyphenation

phthal·ein

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