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P-TOLUENESULFINIC ACID

Product Name
P-TOLUENESULFINIC ACID
CAS No.
536-57-2
Chemical Name
P-TOLUENESULFINIC ACID
Synonyms
toluenesulfinicacid;P-ToluenesulfinicAci;4-TOLUENESULFINIC ACID;P-TOLUENESULFINIC ACID;P-TOLUENESULPHINIC ACID;toluene-4-sulphinicacid;4-methyl-Benzenesulfinicacid;Benzenesulfinic acid,4-methyl-;p-Toluenesulfinic acid (6CI, 8CI)
CBNumber
CB0184096
Molecular Formula
C7H8O2S
Formula Weight
156.2
MOL File
536-57-2.mol
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P-TOLUENESULFINIC ACID Property

Melting point:
85°
Boiling point:
250.45°C (rough estimate)
Density 
1.2474 (rough estimate)
refractive index 
1.5248 (estimate)
storage temp. 
Inert atmosphere,Store in freezer, under -20°C
pka
pK1:1.7 (25°C)
Appearance
White to off-white Solid
InChI
InChI=1S/C7H8O2S/c1-6-2-4-7(5-3-6)10(8)9/h2-5H,1H3,(H,8,9)
InChIKey
FXJVNINSOKCNJP-UHFFFAOYSA-N
SMILES
C1(S(O)=O)=CC=C(C)C=C1
EPA Substance Registry System
Benzenesulfinic acid, 4-methyl- (536-57-2)
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Safety

RTECS 
GZ7260000
TSCA 
TSCA listed
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

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.

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N-Bromosuccinimide Price

TRC
Product number
M312195
Product name
4-MethylbenzenesulfinicAcid
Packaging
100mg
Price
$60
Updated
2021/12/16
Matrix Scientific
Product number
114903
Product name
p-Toluenesulfinic acid
Purity
97%
Packaging
1g
Price
$85
Updated
2021/12/16
AK Scientific
Product number
7653AB
Product name
p-Toluenesulfinicacid
Packaging
1g
Price
$90
Updated
2021/12/16
Oakwood
Product number
080223
Product name
p-Toluenesulfinicacid
Purity
90%
Packaging
1g
Price
$45
Updated
2021/12/16
Matrix Scientific
Product number
114903
Product name
p-Toluenesulfinic acid
Purity
97%
Packaging
5g
Price
$245
Updated
2021/12/16
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P-TOLUENESULFINIC ACID Chemical Properties,Usage,Production

Uses

p-toluenesulfinic acid is used in preparation of alkyl, vinyl, and allyl sulfones; starting material for the preparation of chiral sulfoxides; mild acid catalyst.

Synthesis Reference(s)

Chemical and Pharmaceutical Bulletin, 35, p. 1770, 1987 DOI: 10.1248/cpb.35.1770

Synthesis

p-toluenesulfinic acid is prepared by isolation of the free acid via acidification of an aqueous solution of the sodium salt has been described; partial conversion to p-Toluenesulfonic Acid frequently accompanies drying of the free acid.

storage

It should be stored in a cool, dry place away from strong oxidizing agents.

P-TOLUENESULFINIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

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P-TOLUENESULFINIC ACID Suppliers

Shanghai Taijilin Industrial Co., Ltd.
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Hubei Jusheng Technology Co.,Ltd
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Weifang QianJin Fine Chemical Co., Ltd.
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China
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1739
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View Lastest Price from P-TOLUENESULFINIC ACID manufacturers

Shaanxi Dideu New Materials Co. Ltd
Product
P-TOLUENESULFINIC ACID 536-57-2
Price
US $0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
10000KGS
Release date
2025-03-06