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Thymol Blue

Product Name
Thymol Blue
CAS No.
76-61-9
Chemical Name
Thymol Blue
Synonyms
TB;s-dioxide;bleudethymol;THYMOL BLUE TS;THYMOLSULFONEPHTHALEIN;S NO 879;Nsc 11238;THYMOL BLUE;Thymol Blue,IND;Thymol blue, GR
CBNumber
CB3672398
Molecular Formula
C27H30O5S
Formula Weight
466.59
MOL File
76-61-9.mol
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Thymol Blue Property

Melting point:
221-224 °C (dec.) (lit.)
Boiling point:
539.4°C (rough estimate)
Density 
1.1413 (rough estimate)
refractive index 
1.5300 (estimate)
Flash point:
36 °C
storage temp. 
room temp
solubility 
0.11g/l
form 
Solid
pka
Pka1:1.65(at 25℃)(PH=1.2 to 2.8) Pka2:8.9(at 25℃)(PH=8.0 to 9.6)
color 
Dark green to dark brown
PH Range
1.2(red)-2.8(yellow) 8(yellow)-9.6(blue)
Odor
Characteristic odour
Water Solubility 
Soluble in alcohol and dilute alkali solutions. Insoluble in water.
λmax
594nm, 376nm, 544nm, 430nm
Merck 
14,9400
BRN 
368036
Stability:
Stable. Combustible. Dust may form an explosive mixture with air. Incompatible with strong oxidizing agents.
Major Application
Display device, semiconductors, sensors, fuel cells, antimisting coating for glass, toys, corrosion inhibitor, multi-level alert system, correction fluid, textiles, falsification-proof security paper, packaging system, measurement of hydrogen ion concentrationin swimming pool water, humidity-indicating agent, diapers, cosmetics, biostatic materials, determine bacteria growth, psychoactive drugs, antidepressant drugs, dental impression material
CAS DataBase Reference
76-61-9(CAS DataBase Reference)
NIST Chemistry Reference
Thymolsulfonephthalein(76-61-9)
EPA Substance Registry System
Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)- (76-61-9)
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Safety

Risk Statements 
10
Safety Statements 
24/25
RIDADR 
UN 1170 3/PG 3
WGK Germany 
3
RTECS 
XP2575000
TSCA 
Yes
HS Code 
2934 99 90
PackingGroup 
II
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H225Highly Flammable liquid and vapour

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
114545
Product name
Thymol Blue
Purity
ACS reagent
Packaging
5g
Price
$49.4
Updated
2024/03/01
Sigma-Aldrich
Product number
114545
Product name
Thymol Blue
Purity
ACS reagent
Packaging
25g
Price
$150
Updated
2024/03/01
Sigma-Aldrich
Product number
1.08176
Product name
Thymol blue
Purity
indicator ACS,Reag. Ph Eur
Packaging
5G
Price
$96
Updated
2024/03/01
Sigma-Aldrich
Product number
1.08176
Product name
Thymol blue
Purity
indicator ACS,Reag. Ph Eur
Packaging
25g
Price
$240
Updated
2024/03/01
TCI Chemical
Product number
T0235
Product name
Thymol Blue
Packaging
1g
Price
$31
Updated
2024/03/01
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Thymol Blue Chemical Properties,Usage,Production

Chemical Properties

brown to green powder or crystals

Uses

Thymol Blue is a useful pH indicator compound. Dyes and metabolites.

Uses

As as acid-base indicator; pH: red 1.2 to yellow 2.8; also yellow 8.0 to blue 9.6.

Biochem/physiol Actions

Thymol Blue is a pH indicator, which is yellow/orange at low pH and blue in color at high pH.

Thymol Blue Preparation Products And Raw materials

Raw materials

Preparation Products

Triethyl orthoacetate
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Thymol Blue Suppliers

Austria 1 Belgium 1 Canada 1 China 262 Czech Republic 2 Europe 2 France 2 Germany 5 India 34 Japan 2 Mexico 1 Poland 2 Switzerland 2 Ukraine 1 United Kingdom 8 United States 35 Global 361
Loba Feinchemie AG
Tel
--
Fax
--
Email
sales@loba.co.at
Country
Austria
ProdList
900
Advantage
61
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View Lastest Price from Thymol Blue manufacturers

Baoji Guokang Bio-Technology Co., Ltd.
Product
Thymol Blue 76-61-9
Price
US $190.00/KG
Min. Order
25KG
Purity
98%
Supply Ability
1-10mt
Release date
2021-06-02
Hebei Chuanghai Biotechnology Co,.LTD
Product
Thymol Blue 76-61-9
Price
US $5.00-2.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10000kg
Release date
2024-08-22
Shenyang Simchoice Chemical Co.,Ltd
Product
Thymol blue 76-61-9
Price
US $180.00/KG
Min. Order
5KG
Purity
99.5%
Supply Ability
500KGS per month
Release date
2021-03-09

76-61-9, Thymol BlueRelated Search:

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  • 6,6’-(3h-2,1-benzoxathiol-3-ylidene)dithymols,s-dioxide
  • bleudethymol
  • Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, S,S-dioxide
  • Phenol,4,4’-(3H-2,1-benzoxathiol-3-ylidene)bis(5-methyl-2-(1-methylethyl)-,S,S-dioxide
  • s-dioxide
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  • thymol,6,6’-(3h-2,1-benzoxathiol-3-ylidene)di-,s,s-dioxide
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  • HALF FRASER BROTH 30X225ML
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  • 3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-3H-2,1-benzoxathiole 1,1-dioxide
  • 4,4'-[(3H-2,1-Benzoxathiole 1,1-dioxide)-3-ylidene]bis(5-methyl-2-isopropylphenol)
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  • ThyMol Blue TS, USP Test Solution
  • 3,3-Bis(4-hydroxy-5-isopropyl-2-Methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
  • ThyMol blue [Ink]