Thymol blue

Modify Date: 2025-08-20 17:17:30

Thymol blue structure	Common Name	Thymol blue
	CAS Number	76-61-9	Molecular Weight	466.589
	Density	1.3±0.1 g/cm3	Boiling Point	580.5±50.0 °C at 760 mmHg
	Molecular Formula	C₂₇H₃₀O₅S	Melting Point	221 °C
	MSDS	Chinese USA	Flash Point	304.9±30.1 °C

Name	Thymol Blue
Synonym	More Synonyms

Density	1.3±0.1 g/cm3
Boiling Point	580.5±50.0 °C at 760 mmHg
Melting Point	221 °C
Molecular Formula	C₂₇H₃₀O₅S
Molecular Weight	466.589
Flash Point	304.9±30.1 °C
Exact Mass	466.181396
PSA	92.21000
LogP	6.62
Vapour Pressure	0.0±1.7 mmHg at 25°C
Index of Refraction	1.611
Storage condition	Store at RT.
Stability	Stable. Combustible. Dust may form an explosive mixture with air. Incompatible with strong oxidizing agents.

Thymol blue MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XP2575000

CHEMICAL NAME :: Thymol, 6,6'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide

CAS REGISTRY NUMBER :: 76-61-9

BEILSTEIN REFERENCE NO. :: 0368036

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C27-H30-O5-S

MOLECULAR WEIGHT :: 466.63

WISWESSER LINE NOTATION :: T56 BSWO DHJ DR DQ B1 EY1&1& DR DQ B1 EY1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: DNA adduct

TEST SYSTEM :: Bacteria - Escherichia coli

DOSE/DURATION :: 50 umol/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 89,95,1981 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82025 No. of Facilities: 299 (estimated) No. of Industries: 9 No. of Occupations: 7 No. of Employees: 2265 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82025 No. of Facilities: 301 (estimated) No. of Industries: 3 No. of Occupations: 6 No. of Employees: 2597 (estimated) No. of Female Employees: 1301 (estimated)

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xn
Risk Phrases	10
Safety Phrases	S24/25
RIDADR	UN 1170 3/PG 3
RTECS	XP2575000

Precursor 4
CAS#:89-83-8 Thymol CAS#:81-08-3 2-Sulfobenzoic ... CAS#:861304-71-4 2-(4-hydroxy-5-... CAS#:5435-44-9 N-(1-ethoxycarb...
DownStream 2
CAS#:76-59-5 Bromothymol blue CAS#:62625-21-2 Thymol Blue sodium

On-chip cavity-enhanced absorption spectroscopy using a white light-emitting diode and polymer mirrors.

Lab Chip 15(3) , 711-7, (2015)

We have developed a disposable microfluidic chip with integrated cavity mirrors comprised of two pieces of 3M Vikuiti™ enhanced specular reflector II (ESRII) film, for performing cavity-enhanced absor...

Experimental correlation between the pKa value of sulfonphthaleins with the nature of the substituents groups.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 69(4) , 1235-45, (2008)

This work presents the results obtained from a spectrophotometry study performed on some indicators of the sulfonphtaleins like phenol red (PR), thymol blue (TB), bromothymol blue (BTB), xylenol orang...

Measurement of the association of cholephylic organic anions with different binding proteins.

Biochem. Pharmacol. 34(14) , 2439-44, (1985)

The binding of the colored cholephylic anions tetrabromosulfonphthalein (BSP), di-bromosulfonphthalein (DBSP), indocyanine green (ICG) and thymol blue (ThB) to a number of protein preparations includi...

a-Hydroxy-a,a-bis(5-hydroxycarvacryl)-o-toluenesulfonic Acid g-Sultone

s-dioxide

S NO 879

Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, S,S-dioxide

MFCD00005869

3,3'-di-iso-propyl-6,6'-dimethylphenolsulphonephthalein

4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)phenol] S,S-Dioxide

Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-

4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis(2-isopropyl-5-methylphenol)

EINECS 200-973-3

bleudethymol

3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide

Thymol Blue,ACS

Thymolsulfonephalein

THYMOL BLUE TS

Thymolsulfophthalein

3,3'-diisopropyl-6-6'-dimethylphenolsulfonephthalein

2,2'-dimethyl-5,5'-diisopropylphenolsulfophthalein

4,4'-(1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis[5-methyl-2-(propan-2-yl)phenol]

5-19-03-00462 (Beilstein Handbook Reference)

Thymolsulfonephthalein

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Thymol blue
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Thymol blue
Price: ￥98.0/25g
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Thymol Blue
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Thymol blue
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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Thymol blue

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

Precursor & DownStream

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Synonyms

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