Skip to Content
Merck

30-3360

p-Toluenesulfonic acid monohydrate

SAJ first grade, ≥99.0%

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Linear Formula:
CH3C6H4SO3H · H2O
CAS Number:
6192-52-5
Molecular Weight:
190.22
EC Number:
203-180-0
UNSPSC Code:
12352002
PubChem Substance ID:
329753474
Beilstein/REAXYS Number:
3568023
MDL number:
MFCD00142137
Assay:
≥99.0%
Form:
solid
Grade:
SAJ first grade

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

InChI key

KJIFKLIQANRMOU-UHFFFAOYSA-N

InChI

1S/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2

SMILES string

[H]O[H].Cc1ccc(cc1)S(O)(=O)=O

grade

SAJ first grade

vapor density

5.9 (vs air)

assay

≥99.0%

form

solid

availability

available only in Japan

mp

103-106 °C (lit.)

Looking for similar products? Visit Product Comparison Guide

Related Categories

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
A6348
A8157
A6964
A2774
A6663

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Mild C-H halogenation of anilides and the isolation of an unusual palladium(I)-palladium(II) species.
Robin B Bedford et al.
Angewandte Chemie (International ed. in English), 50(24), 5524-5527 (2011-05-14)
Hans H Adomat et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 902, 84-95 (2012-07-24)
Androgens are key mediators of prostate development and function, a role that extends to the development of prostate diseases such as benign prostatic hyperplasia (BPH) and prostate cancer. In prostate, DHT is the major androgen and reduction and glucuronidation are
Pei Liu et al.
Organic & biomolecular chemistry, 10(24), 4696-4698 (2012-05-18)
A convenient one-pot Mannich-type-cyclization-oxidation tandem process has been developed for the synthesis of 1,3,5-trisubstituted pyrazoles derivatives from aldehydes, hydrazines and alkynes using p-toluenesulfonic acid monohydrate (PTSA) as a multifunctional catalyst. This method provides a flexible and rapid route to 1,3,5-trisubstituted
G Shanmugam et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 95, 177-183 (2012-05-29)
Bulk crystals of newly identified organic nonlinear optical material 4-methylanilinium p-toluenesulfonate (PMPT) were grown by slow evaporation solution growth method using ethanol as a solvent. It crystallizes in monoclinic system with a noncentrosymmetric space group P2(1). The formation of the
Jhonny Azuaje et al.
ACS combinatorial science, 13(1), 89-95 (2011-01-21)
We document here the use of polymer-supported p-toluenesulfonic acid as a highly effective, robust, economical and eco-friendly isocyanide scavenger. The herein described strategy circumvent the intense and repulsive odor of volatile isocyanides, enabling simplified and odorless workup and purifications. The
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service