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o-Toluenesulfonic acid

o-Toluenesulfonic acid structure

CAS No:
88-20-0
Formula:
C7H8O3S
Chemical Name:
o-Toluenesulfonic acid
Synonyms:
Benzenesulfonic acid,2-methyl-;o-Toluenesulfonic acid;2-Methylbenzenesulfonic acid;Toluene-2-sulfonic acid;o-Methylbenzenesulfonic acid;NSC 87381;2-Methylbenzensulfonic acid
Categories:
Chemical Reagents > Organic Reagents

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Description

Liquid

2-Methylbenzenesulfonic acid is an organosulfur compound and a sulfonic acid derivative.

o-Toluenesulfonic acid Basic Attributes

Molecular Weight：

172.202

Exact Mass：

172.20

EC Number：

201-809-3

UNII：

4ZHF5BMF7N

DSSTox ID：

DTXSID1045035

HScode：

2904100000

Characteristics

PSA：

62.75000

XLogP3：

0.93

Appearance：

Liquid

Density：

1.3±0.1 g/cm3

Melting Point：

67.5 °C

Boiling Point：

128.8 °C

Refractive Index：

1.563

Water Solubility：

488.9g/L(32.5 ºC)

Safety Information

Precautionary statement(s)：

P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501

Hazard Statements：

H315

GHS Classification：

|Warning|H315 (95.24%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 42 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

o-Toluenesulfonic acid Use and Manufacturing

Uses

Catalyst for manufacture of foam insulation

Building/construction materials not covered elsewhere

Production

1,000,000 - 10,000,000 lb

Manufacturing Info：

Plastic material and resin manufacturing|Benzenesulfonic acid, 2-methyl-: ACTIVE

Use Classification：

Cosmetics -> Hydrotrope; Surfactant

Computed Properties

Molecular Weight:172.20
XLogP3:1
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:172.01941529
Monoisotopic Mass:172.01941529
Topological Polar Surface Area:62.8
Heavy Atom Count:11
Complexity:214
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Recommended Suppliers of o-Toluenesulfonic acid

HANGZHOU LEAP CHEM CO., LTD. Contact Supplier

CN
5 YRS

Business licensed

Trader Supplier of Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals,Biochemicals,Pharmaceuticals,Screening Compounds,Food Additives

Toluene-2-sulphonic acid

CAS No.: 88-20-0

Content: 99.00%

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Compound Net Biotechnology Inc. Contact Supplier

CN
2 YRS

Business licensed Certified factory

Manufactory Supplier of 4-(Pentafluorothio)aniline,Pentafluoro,Pentafluorothio,Pentafluorosulfur,[4-(bromomethyl)phenyl]-pentafluoro-lambda6-sulfane,[4-(pentafluoro-sulfanyl)phenyl]acetic acid

88-20-0 2-methylbenzenesulfonic acid

CAS No.: 88-20-0

Grade: Industrial Grade

Content: 95%

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