|Post Date:||Jul 30,2019|
|Expiry Date:||Jul 29,2020|
Cas No. :125-20-2
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:|
|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;|
|Hazard Symbols:|| Xn:Harmful;
|Company:||Shenyang Joinunion Chemical Technology Co.,Ltd. [ China ]|
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