Thymolphthalein

• Post Date:

  Jun 15,2024

• Expiry Date:

  Jun 15,2025

• Detailed Description:

  Cas No. :125-20-2 Thymolphthalein
  CAS NO.: 125-20-2
  Molecular formula: C28H30O4
  Molecular weight: 430.54
  Property : White or yellowish crystalline powder, dissolve in ethanol or diluted basic hydroxide solution, undissolved in water.
  Use: acid-base indicator, chromatic spectrum analytic reagent.
  Melting point : 251.0-255.0
  Range of PH: 9.0(colorless)-10.2(blue)
  Solubility test in ethanol: passed
  Solubility test in sodium hydroxide: passed
  Residue on ignition (sulfate): 0.1% Max.
  

• CAS Registry Number:

  125-20-2

• Synonyms:

  ;TP;Thymolphthalein solid;3,3-bis(4-hydroxy-5-isopropyl-o-tolyl)phthalide;3,3-bis[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-2-benzofuran-1(3H)-one;Thymol phthalein;

• Molecular Formula:

  C₂₈H₃₀O₄

• Molecular Weight:

  430.5354

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R40:;
  

• Safety Description:

  S36/37:;
  

• Company:

  Shenyang Joinunion Chemical Technology Co.,Ltd.     [ China ]        

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  Fu Xu

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