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P-XYLENOLPHTHALEIN

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P-XYLENOLPHTHALEIN Basic information

Product Name:
P-XYLENOLPHTHALEIN
Synonyms:
  • P-XYLENOLPHTHALEIN
  • 2',5',2'',5''-TETRAMETHYLPHENOLPHTHALEIN
  • 3,3-Bis(2,5-dimethyl-4-hydroxyphenyl)isobenzofuran-1(3H)-one
  • 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)-1(3H)-isobenzofuranone
  • 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)isobenzofuran-1(3H)-one
  • 4,4'-[(3-Oxo-1,3-dihydroisobenzofuran)-1,1-diyl]bis(2,5-dimethylphenol)
  • p-xylenolphthalein (pH 9.0-10.5)
  • P-xylenolphthaleine
CAS:
50984-88-8
MF:
C24H22O4
MW:
374.43
EINECS:
256-893-4
Product Categories:
  • Phthalein
Mol File:
50984-88-8.mol
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P-XYLENOLPHTHALEIN Chemical Properties

Melting point:
276°C
Boiling point:
569.6±50.0 °C(Predicted)
Density 
1.270±0.06 g/cm3(Predicted)
storage temp. 
Inert atmosphere,Room Temperature
solubility 
Solubility Insoluble in water; soluble in ethanol, acetone
pka
9.7(at 25℃)
form 
powder
color 
Pale yellow or cream-colored
PH Range
Colorless (9.0) to indigo-blue (10.5)
BRN 
346799
Major Application
Inks, detergent, photoresist, toothpaste and mouthwash, disinfectant, cosmetics, paints
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Safety Information

WGK Germany 
3
HS Code 
2932.99.7000

MSDS

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P-XYLENOLPHTHALEIN Usage And Synthesis

Uses

p-Xylenolphthalein is related to phenolphthalein which is used as a pH change indicator.

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