Substance
ID:368344
Names and Identifiers
IUPAC name
4-methylbenzene-1-sulfonic acid hydrate
IUPAC Traditional name
toluenesulfonic acid hydrate
Synonyms
p-Toluenesulfonic acid monohydrate对甲苯磺酸 一水合物
Registration numbers
EC Number
MDL Number
PubChem SID
Beilstein Number
CAS Number
Properties
Safety Information
European Hazard Symbols
Irritant (Xi)German water hazard class
1
MSDS Link
RID/ADR
UN 2585 8/PG 3
Safety Statements
26
GHS Precautionary statements
P261-P305+P351+P338
Hazard Class
8
Risk Statements
36/37/38
GHS Hazard statements
H315-H319-H335
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
UN Number
2585
GHS Signal Word
Warning
Packing Group
3
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Product Information
Cation Traces
Na: ≤0.002%
heavy metals (as Pb): ≤0.001%
Fe: ≤0.01%
Ignition Residue
≤0.1%
Grade
ACS reagent
Impurities
9.5-11.5% water
Purity
≥98.5%
Linear Formula
CH3C6H4SO3H · H2O
Antion Traces
sulfate (SO42-): ≤0.3%
Clarity of solution
passes test
Physical Property
Melting Point
103-106 °C(lit.)
Vapor Density
5.9 (vs air)
Molecule Details
Packaging
100, 500 g in poly bottle
5 g in glass bottle
100, 500 g in poly bottle
5 g in glass bottle
Molecular Spectra
No Data Available
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References
No Data Available
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