phenolphthalein

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English

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Chemical structure of phenolphthalein
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Etymology

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From phenol +‎ phthalein.

Pronunciation

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Noun

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phenolphthalein (countable and uncountable, plural phenolphthaleins)

  1. (organic chemistry, pharmacology) A white or yellowish-white crystalline compound C20H14O4 used in medicine as a laxative and in analysis as an indicator because its solution is brilliant red in alkalies and is decolorized by acids.
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Translations

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References

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