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Phenolphthalein
Phenolphthalein

Phenolphthalein

Category:Active Pharmaceutical Ingredients
Product Name:Phenolphthalein
CAS No.:77-09-8
Standard:In-house Standards
Price(USD):0.00
Company:Hangzhou Dingyan Chem Co., Ltd

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Basic Info

  • Grade: Pharmaceutical Grade

    Factory Location: hangzhou

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Sample Provided: no

    Molecular formula: C20H14O4

    Melting point: 262.5 ° C

    Density: 1.227 g/cm after (32 ° C)

    Boiling point: 548.7 ℃ at 760 mmHg

    Vapor pressure: 7.12 e-13 mmHg at 25 ℃

    Solubility: < 0.1g / 100ml

    Oil-water distribution coefficient: log Kow = 2.41

    Dissociation constant: pKa = 9.7 (25 ℃)

    Refractive index: 1.57 (7.9 C)

    Stability: stability. Incompatible with strong oxidizing agents and bases.

    Storage conditions: keep sealed in a cool, dry and windy area away from incompatible substances.

    Phenolphthalein is colorless in acidic and neutral solutions, purplish red in alkaline solutions, orange in extremely acidic solutions, and colorless in extremely alkaline solutions.

    When heated to decomposition, it gives off pungent and irritating fumes.

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