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

Chemical Identifiers

Chemical Name or Material p-Toluenesulfonic acid monohydrate
CAS 6192-52-5
Purity Grade ACS Grade
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
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AA4400222

  SDS
alfa aesar™
4400222
100g CALL 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 CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Melting Point 103° to 106°C (anhydrous)
Formula Weight 190.22 (172.20 Anhydrous)
Chemical Name or Material p-Toluenesulfonic acid monohydrate
TSCA TSCA
Color White to pink
Boiling Point 140°C (20mmHg)
Quantity 100g
Flash Point 150°C (302°F)
Sensitivity Hygroscopic
Purity Grade ACS Grade
Physical Form Crystalline
Assay ≥98.5%
Molecular Formula C7H8O3S·H2O
MDL Number MFCD00142137
CAS 6192-52-5
UN Number UN2585
Beilstein 3568023
Merck Index 14,9533
Synonym PTSA; Tosic acid monohydrate
Density 1.24g/mL
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H314-H335-H319
Causes severe skin burns and eye damage.
May cause respiratory irritation.
Causes serious eye irritation.
Health Hazard 3 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.
Odor Mild
DOT Information Transport Hazard Class: 8; Packing Group: III; Proper Shipping Name: ARYL SULFONIC ACIDS, SOLID
RTECS Number DB7164000
Safety and Handling

Danger

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.

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