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Thymol blue

Thymol blue structure

CAS No:
76-61-9
Formula:
C27H30O5S
Chemical Name:
Thymol blue
Synonyms:
Phenol,4,4′-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-;Thymolsulfonephthalein;Thymol,6,6′-(3H-2,1-benzoxathiol-3-ylidene)di-,S,S-dioxide;Phenol,4,4′-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-,S,S-dioxide;3H-2,1-Benzoxathiole,phenol deriv.;4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)phenol];Thymol blue;Thymolsulfophthalein;NSC 11238;2877-93-2;18611-66-0;313494-17-6;354556-94-8;384814-32-8;400864-47-3;405271-03-6;551921-90-5;672309-78-3;720671-81-8;264233-99-0
Categories:
Biochemical Engineering > Biochemical Reagents

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Description

brown to green powder or crystals

Thymol blue Basic Attributes

Molecular Weight：

466.59

Exact Mass：

466.59

EC Number：

200-973-3

UNII：

8YB4804L4M

NSC Number：

11238

DSSTox ID：

DTXSID5058800

HScode：

29349990

Characteristics

PSA：

92.2

XLogP3：

Appearance：

Dark green to dark brown Solid

Density：

1.3±0.1 g/cm3

Melting Point：

223 °C (decomp)

Boiling Point：

580.5°C at 760 mmHg

Flash Point：

36 °C

Refractive Index：

1.611

Water Solubility：

soluble in alcohol and dilute alkali solutions. Insoluble in water.

Storage Conditions：

Store at RT.

Safety Information

Transport codes：

UN11703/PG3

wgk germany：

hazard class code：

safety instructions：

24/25

RTECS Number：

XP2575000

Stability/Shelf Life：

Stable. Combustible. Dust may form an explosive mixture with air. Incompatible with strong oxidizing agents.

Precautionary statement(s)：

P264, P270, P301+P312, P330, P501

Hazard Statements：

H302

GHS Classification：

|Warning|H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]|P264, P270, P301+P312, P330, and P501|Aggregated GHS information provided by 162 companies from 2 notifications to the ECHA C&L Inventory.

Drug Information

MeSH Entry Terms：

thymol blue

Thymol blue Use and Manufacturing

Uses

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

Manufacturing Info：

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

Computed Properties

Molecular Weight:466.6
XLogP3:6
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:4
Exact Mass:466.18139523
Monoisotopic Mass:466.18139523
Topological Polar Surface Area:92.2
Heavy Atom Count:33
Complexity:751
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Guide of Thymol blue

Description
Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
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Thymol blue

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