402885
p-Toluenesulfonic acid monohydrate
ACS reagent grade, ≥98.5%, solid
Synonym(s):
4-Methylbenzenesulfonic acid monohydrate, 4-Toluenesulfonic acid monohydrate, PTSA monohydrate, TsOH monohydrate
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About This Item
Product Name
p-Toluenesulfonic acid monohydrate, ACS reagent, ≥98.5%
grade
ACS reagent
Quality Level
vapor density
5.9 (vs air)
Assay
≥98.5%
form
solid
concentration
≥98.5%
clarity of soln
passes test
impurities
9.5-11.5% water
ign. residue
≤0.1%
mp
103-106 °C (lit.)
solubility
H2O: 10g + 50 mL, clear, colorless
anion traces
sulfate (SO42-): ≤0.3%
cation traces
Fe: ≤0.01%
Na: ≤0.002%
heavy metals (as Pb): ≤0.001%
functional group
tosylate
SMILES string
[H]O[H].Cc1ccc(cc1)S(O)(=O)=O
InChI
1S/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2
InChI key
KJIFKLIQANRMOU-UHFFFAOYSA-N
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Related Categories
General description
Application
- Unsymmetrical benzils.
- Highly substituted piperidines.
- 1,3,5-Trisubstituted benzenes by trimerization of alkynes.
- Triazoloquinazolinone and benzimidazoquinazolinone derivatives.
- 1,3,5-Trisubstituted pyrazoles derivatives.
- Selenated ketene dithioacetals.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
8A - Combustible corrosive hazardous materials
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
Regulatory Information
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