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Alfa Aesar™ p-Toluenesulfonic acid monohydrate, ACS, 98.5+%

Chemical Identifiers

CAS 6192-52-5
Molecular Formula C7H8O3S·H2O
Formula Weight 190.22 (172.20 Anhydrous)
MDL Number MFCD00142137
UN Number UN2585
Beilstein 3568023
Merck Index 14,9533
Synonym PTSA; Tosic acid monohydrate
Chemical Name or Material p-Toluenesulfonic acid monohydrate
Grade ACS Grade
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AA4400222 SDS Alfa Aesar™
4400222
100g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AA4400236 SDS Alfa Aesar™
4400236
500g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications Description & Specifications

Chemical Identifiers

6192-52-5
190.22 (172.20 Anhydrous)
UN2585
14,9533
p-Toluenesulfonic acid monohydrate
C7H8O3S·H2O
MFCD00142137
3568023
PTSA; Tosic acid monohydrate
ACS Grade

Specifications

6192-52-5
C7H8O3S·H2O
MFCD00142137
3568023
PTSA; Tosic acid monohydrate
Mild
White to pink
100g
Hygroscopic
≥98.5%
Crystalline
190.22 (172.20 Anhydrous)
UN2585
14,9533
1.24g/mL
103° to 106°C (anhydrous)
140°C (20mmHg)
150°C (302°F)
p-Toluenesulfonic acid monohydrate
ACS Grade

Safety and Handling

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

GHS P Statement
P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
IF SWALLOWED: Rinse mouth.
Do NOT induce vomiting.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 8; Packing Group: III; Proper Shipping Name: ARYL SULFONIC ACIDS, SOLID

RTECSNumber : DB7164000

TSCA : TSCA