Unfortunately, products that are assigned a firm expiration date are not retested. The expiration date of this product will not be extended.
89866
p-Toluenesulfonic acid monohydrate
analytical standard
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100 MG
$75.50
$75.50
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About This Item
Linear Formula:
CH3C6H4SO3H · H2O
CAS Number:
Molecular Weight:
190.22
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
3568023
MDL number:
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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
grade
analytical standard
vapor density
5.9 (vs air)
assay
95.0-105.0% (anhydrous basis, T)
form
solid
shelf life
limited shelf life, expiry date on the label
impurities
9.5-11.5% water
mp
103-106 °C (lit.)
Quality Level
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This Item | 402885 | T35920 | 27815 |
|---|---|---|---|
| grade analytical standard | grade ACS reagent | grade - | grade - |
| vapor density 5.9 (vs air) | vapor density 5.9 (vs air) | vapor density 5.9 (vs air) | vapor density - |
| assay 95.0-105.0% (anhydrous basis, T) | assay ≥98.5% | assay ≥98% | assay ≥99% (calc. to H2O free subst.) |
| form solid | form solid | form solid | form solid |
| shelf life limited shelf life, expiry date on the label | shelf life - | shelf life - | shelf life - |
| impurities 9.5-11.5% water | impurities 9.5-11.5% water | impurities - | impurities ≥85% toluene-4-solfonic acid, 8-12% water (Karl Fischer) |
signalword
Warning
hcodes
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
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Dear madam/sir I have a larger quantity of this standard (batch no. BCCD8397) in stock with an expiration date AUG 2023. Are you extending the expiration date based on the new analysis? If so, could you please send me the new CoA?
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