ChemicalBook > CAS DataBase List > 2-Aminotoluene-5-sulfonic acid

2-Aminotoluene-5-sulfonic acid

Product Name
2-Aminotoluene-5-sulfonic acid
CAS No.
98-33-9
Chemical Name
2-Aminotoluene-5-sulfonic acid
Synonyms
OTS;4-AMINO-3-METHYLBENZENESULFONIC ACID;2-TOLUIDINE-5-SULFONIC ACID;6-Amino-m-toluensulfonic acid;4-Amino-3-methylbenzene-1-sulfonic acid;2-Amino-5-sulfotoluene;2-Methyl-4-sulfoaniline;3-methylsulphanilic acid;2-Aminotoluene-5-sulfoni;o-Toluidine-4-sulfonic acid
CBNumber
CB4450302
Molecular Formula
C7H9NO3S
Formula Weight
187.22
MOL File
98-33-9.mol
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2-Aminotoluene-5-sulfonic acid Property

Melting point:
290°C
Density 
1.3553 (rough estimate)
refractive index 
1.6100 (estimate)
pka
pK1: 3.125 (25°C)
form 
powder
color 
Faint beige to faint red/orange
Water Solubility 
5g/L(20 ºC)
LogP
0.076 at 25℃
CAS DataBase Reference
98-33-9(CAS DataBase Reference)
EPA Substance Registry System
Benzenesulfonic acid, 4-amino-3-methyl- (98-33-9)
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Safety

Hazard Codes 
T
Risk Statements 
45-34
Safety Statements 
53-26-36/37/39-45
RIDADR 
2811
TSCA 
Yes
HazardClass 
8
PackingGroup 
III
HS Code 
2921420090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

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

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
T332895
Product name
6-AMINOTOLUENE-3-SULFONIC ACID
Purity
Aldrich
Packaging
1g
Price
$179
Updated
2024/03/01
Alfa Aesar
Product number
A19870
Product name
4-Amino-3-methylbenzenesulfonic acid, 98%
Packaging
1000g
Price
$69
Updated
2021/12/16
Alfa Aesar
Product number
A19870
Product name
4-Amino-3-methylbenzenesulfonic acid, 98%
Packaging
250g
Price
$26.9
Updated
2021/12/16
TRC
Product number
A577170
Product name
2-Aminotoluene-5-sulfonicAcid
Packaging
500mg
Price
$60
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0008383
Product name
2-AMINO TOLUENE-5-SULFONIC ACID
Purity
95.00%
Packaging
100G
Price
$2337.65
Updated
2021/12/16
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2-Aminotoluene-5-sulfonic acid Chemical Properties,Usage,Production

Description

2-Aminotoluene-5-sulfonic acid is prepared from o-toluidine and 98 % H2SO4 via the sulfate, which is then baked. The sodium salt can be isolated after liming and precipitation of calcium sulfate. The solution can be used directly in the manufacture of dyes.

Physical properties

White to Pale-yellow to Yellow-brown Sticky Oil to Semi-Solid.

Flammability and Explosibility

Not classified

2-Aminotoluene-5-sulfonic acid Preparation Products And Raw materials

Raw materials

Diphenyl sulfone o-Toluidine

Preparation Products

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2-Aminotoluene-5-sulfonic acid Suppliers

China 136 Europe 4 Germany 3 India 23 South Korea 1 Switzerland 1 United Kingdom 8 United States 19 Global 195
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View Lastest Price from 2-Aminotoluene-5-sulfonic acid manufacturers

Suzhou Sanyi Polymer Chemical Technology Co., Ltd.
Product
6-Amino-m-toluensulfonic acid 98-33-9
Price
US $20.00/kg
Min. Order
1kg
Purity
99
Supply Ability
20 ton
Release date
2024-03-27
Shaanxi Franta Biotechnology Co., Ltd
Product
6-Amino-m-toluensulfonic acid 98-33-9
Price
US $20.00/kg
Min. Order
1kg
Purity
99
Supply Ability
1000kg
Release date
2024-04-03
Shaanxi Franta Biotechnology Co., Ltd
Product
6-Amino-m-toluensulfonic acid 98-33-9
Price
US $20.00/kg
Min. Order
1kg
Purity
99
Supply Ability
1000kg
Release date
2024-03-28

98-33-9, 2-Aminotoluene-5-sulfonic acidRelated Search:

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