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p-Toluenesulfonic acid monohydrate, ACS, 98.5+%, Thermo Scientific Chemicals

38.29 € - 122.61 €

Chemical Identifiers

CAS 6192-52-5
Molecular Formula C7H10O4S
Molecular Weight (g/mol) 190.213
MDL Number MFCD00142137
InChI Key KJIFKLIQANRMOU-UHFFFAOYSA-N
Synonym p-toluenesulfonic acid monohydrate, 4-methylbenzenesulfonic acid hydrate, 4-methylbenzenesulfonic acid monohydrate, p-toluene sulfonic acid monohydrate, unii-3bto78gaff, benzenesulfonic acid, 4-methyl-, monohydrate, ptoluenesulfonic acid, p-toluenesulfonic acid, monohydrate, 3bto78gaff, 4-methylbenzene-1-sulfonic acid hydrate
PubChem CID 521998
IUPAC Name 4-methylbenzenesulfonic acid;hydrate
SMILES CC1=CC=C(C=C1)S(=O)(=O)O.O
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Product Code Brand Quantity Price Quantity & Availability  
11305078
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Thermo Scientific Alfa Aesar
044002.22
100 g
38.29 €
100g
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11395068
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Thermo Scientific Alfa Aesar
044002.36
500 g
122.61 €
500g
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Description

Description

p-Toluenesulfonic acid monohydrate is used as a catalyst in the synthesis of resveratrol, in oxane derivatives as an antimalarial agent, as substituted piperidine and unsymmetrical benzyl. It acts as a catalyst in the preparation of 1,3,5-trisubstituted pyrazoles derivatives, selenated ketene dithioacetals, triazoloquinazolinone and benzimidazoquinazolinone derivatives. It also serves as an intermediate in the esterification and in reductive amination reactions.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

6192-52-5
190.213
KJIFKLIQANRMOU-UHFFFAOYSA-N
521998
CC1=CC=C(C=C1)S(=O)(=O)O.O
C7H10O4S
MFCD00142137
p-toluenesulfonic acid monohydrate, 4-methylbenzenesulfonic acid hydrate, 4-methylbenzenesulfonic acid monohydrate, p-toluene sulfonic acid monohydrate, unii-3bto78gaff, benzenesulfonic acid, 4-methyl-, monohydrate, ptoluenesulfonic acid, p-toluenesulfonic acid, monohydrate, 3bto78gaff, 4-methylbenzene-1-sulfonic acid hydrate
4-methylbenzenesulfonic acid;hydrate

Specifications

6192-52-5
140°C (20mmHg)
C7H10O4S
UN2585
14,9533
KJIFKLIQANRMOU-UHFFFAOYSA-N
4-methylbenzenesulfonic acid;hydrate
521998
≥98.5%
1.24 g/mL
Mild
Hygroscopic
103°C to 106°C (anhydrous)
Pink to White
MFCD00142137
3568023
p-toluenesulfonic acid monohydrate, 4-methylbenzenesulfonic acid hydrate, 4-methylbenzenesulfonic acid monohydrate, p-toluene sulfonic acid monohydrate, unii-3bto78gaff, benzenesulfonic acid, 4-methyl-, monohydrate, ptoluenesulfonic acid, p-toluenesulfonic acid, monohydrate, 3bto78gaff, 4-methylbenzene-1-sulfonic acid hydrate
CC1=CC=C(C=C1)S(=O)(=O)O.O
190.213
190.22 (172.20 Anhydrous)
ACS
150°C (302°F)
Crystalline
p-Toluenesulfonic acid monohydrate
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Safety and Handling

Safety and Handling

GHS H Statement
H314-H335-H319
Causes severe skin burns and eye damage.
May cause respiratory irritation.
Causes serious eye irritation.

P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c

H314-H335-H373

missing translation for 'dotInformation' : Transport Hazard Class: 8; Packing Group: III; Proper Shipping Name: ARYL SULFONIC ACIDS, SOLID

missing translation for 'einecsNumber' : 203-180-0

missing translation for 'rtecsNumber' : DB7164000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures; Store under Argon

Product Identifier
  • p-Toluenesulfonic acid monohydrate

Signal Word
  • Danger

Hazard Category
  • Serious eye damage/eye irritation Category 1
  • Skin corrosion/irritation Category 1 B

Hazard Statement
  • H314-Causes severe skin burns and eye damage.
  • H318-Causes serious eye damage.

Precautionary Statement
  • P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/soap.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Supplemental information
  • MIXTURE LIST-Contains : p-Toluenesulfonic acid monohydrate

SDS
Documents

Documents

Product Certifications

RUO – Research Use Only