Thymol phthalein / thymol bran / thymophthalein
CAS No.： 125-20-2
Item No.： SR0054-1
Store at： RT
Item No.： SR0054-1
Store at： RT
English name：Thymolphthalein；Dithymolphthalide；5′,5″-Diisopropyl-2′,2″-dimethylphenolphth- alein；3,3-Bis(4-hydroxy-2-meth-yl-5-isopropylphenyl)phthalide
Other names: Thyme phenolphthalein; Thymol phthalein; Thymol bran
CAS No.: 125-20-2
C28H30O4=430.54
Grade: ind
Melting point: 251 ～ 255 ℃
PH color change range: 9.3 (colorless) ～ 10.5 (blue)
Ethanol dissolution test: acceptable
Sodium hydroxide dissolution test: acceptable
Burning residue (calculated by sulfate): ≤ 0.1%
Physicochemical properties: white or yellowish crystalline powder. Soluble in alcohol and ketone, red in sulfuric acid, blue in dilute alkali, insoluble in water
Purpose: biochemical research. Acid base indicator, reagent for blood test, chromatographic analysis
Saving: RT
