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o-Cresolphthalein 596-27-0

3’,3’’-dimethyl-phenolphthalei;cresolphthalein;Di-o-Cresolphthalide;o-Cresolphalein;o-cresolphtaleine;3,3-bis(4-hydroxy-3-methylphenyl)-Chemicalbook(3H)-Isobenzofuranone;3,3-bis(4-hydroxy-3-methylphenyl)-1(3h)-isobenzofuranon;3,3-Bis(4-hydroxy-3-methylphenyl)-1-(3H)-iso-benzofuranone
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  • 596-27-0

  • bosschemical

  • 596-27-0

o-Cresolphthalein Basic information
Product Name: o-Cresolphthalein
CAS: 596-27-0
MF: C22H18O4
MW: 346.38
EINECS: 209-881-8
o-Cresolphthalein Chemical Properties
Melting point 223-225 °C
Boiling point 401.12°C (rough estimate)
density 1.1425 (rough estimate)
refractive index 1.4400 (estimate)
solubility Solubility Slightly soluble in water; soluble in ethanol
pka 9.40(at 25℃)
form powder
color Clear colorless
PH Range 8.2 (colorless) - 9.8 (violet/red)
Water Solubility slightly soluble
λmax 566nm, 381nm
Merck 142,576
BRN 310554

Spec.:

Item Specifications Results
pH Colour Change Range 8.2(Colourless)---9.8(Red) 8.2(Colourless)---9.8(Red)
Solublity in Ethanol Passes Test Pass Pass
Conclusion The results conforms with Enterprise standards

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o-Cresolphthalein 596-27-0 C22H18O4

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