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Phenolphthalein /ˌfiːnɒlfˈθeɪliːn/ is a chemical compound with the formula C20H14O4 ... O=C1OC(c2ccccc12)(c3ccc(O)cc3)c4ccc(O)cc4. Properties.

phenolphthalein | C20H14O4 - PubChem


phenolphthalein | C20H14O4 | CID 4764 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, ...

phenolphthalein | chemical compound | Britannica.com


Sep 25, 2015 ... As an indicator of a solution's pH, phenolphthalein is colourless... ... It attempts to describe and account for the properties of molecules and ...

Why does phenolphthalein turn pink? | Reference.com


Phenolphthalein, an acid-base indicator used to test the pH of a solution, turns ... Phenolphthalein Indicator · Properties of Phenolphthalein · Phenolphthalein in ...

PHENOLPHTHALEIN - (77-09-8) - Physical Properties • Chemical ...


Physical and chemical properties, including bonding and thermodynamic values for phenolphthalein.

Structural and fluorescence properties of phenolphthalein bridged ...


Abstract. This study dealt with the reactions of hexachlorocyclotriphosphazatriene , N3P3Cl6 (trimer) (1) with phenolphthalein (2) to give the phenolphthalein ...

Why do we use phenolphthalein as an indicator in titration? - Quora


Nov 25, 2015 ... Well, you may have used phenolphthalein as the indicator in a particular titration you ... From this exposure, we can of course testify to the color change property of phenolphthalein, recalling that its characteristic hue is a light ...

Phenolphthalein | 77-09-8 - ChemicalBook


Visit ChemicalBook To find more Phenolphthalein(77-09-8) information like chemical properties,Structure,melting point,boiling point,density,molecular formula ...

Phenolphthalein ACS reagent | Sigma-Aldrich


Sigma-Aldrich offers Sigma-Aldrich-105945, Phenolphthalein for your research needs. ... The gelation process and gel properties are similar to those of polymer  ...



Phenolphthalein is a colourless, weak acid which dissociates in water forming pink anions. Under acidic conditions, the equilibrium is to the left,and the ...

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Acid-Base Indicators - Chemistry Department - Elmhurst College


Phenolphthalein is an indicator of acids (colorless) and bases (pink). Sodium hydroxide is a base, and it was in the pitcher at the beginning, so when added to  ...

Phenolphthalein | C20H14O4 | ChemSpider


Structure, properties, spectra, suppliers and links for: Phenolphthalein, 77-09-8.

acid-base indicators - Chemguide


Phenolphthalein is another commonly used indicator for titrations, and is ... the reason for the colour changes in methyl orange and phenolphthalein, they are ...