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Sodium Thymol Blue

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Sodium Thymol Blue Basic information

Product Name:
Sodium Thymol Blue
Synonyms:
  • sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)phenolate] S,S-dioxide
  • THYMOL BLUE SODIUM
  • THYMOL BLUE, SODIUM SALT, A.C.S. REAGENT
  • THYMOL BLUE, 0.04 WT. % SOLUTION IN WATE R
  • Thymol Blue, sodium salt, ACS
  • A-HYDROXY-A A-BIS(5-HYDROXYCARBACRYL)-O-TOLUENESULFONIC ACID G-SULTONE SODIUM SALT
  • THYMOL BLUE, SODIUM SALT REAGENT (ACS)
  • THYMOL BLUE, SOLUTION 0.04% AQUEOUS
CAS:
62625-21-2
MF:
C27H31NaO5S
MW:
490.59
EINECS:
263-650-6
Product Categories:
  • Organics
  • Analytical Chemistry
  • Indicator (pH)
  • pH Indicators
Mol File:
62625-21-2.mol
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Sodium Thymol Blue Chemical Properties

Melting point:
283-285 °C (dec.)(lit.)
Density 
0.979 g/mL at 25 °C
solubility 
95% ethanol: 10 mg/mL, clear, dark green
form 
Powder
color 
Orange
Odor
Characteristic odour
Water Solubility 
Soluble in waterSoluble in 0.1N hydrochloric acid/ethanol.
BRN 
3861515
Stability:
Stable.
CAS DataBase Reference
62625-21-2(CAS DataBase Reference)
EPA Substance Registry System
Thymol blue sodium salt (62625-21-2)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
24/25-36-26
WGK Germany 
3
TSCA 
Yes
HS Code 
29349990

MSDS

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Sodium Thymol Blue Usage And Synthesis

Chemical Properties

brown powder

Uses

A monosodium salt form of thymol blue (T413083), a pH indicator.

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