| CAS No.: | 104-15-4 |
|---|---|
| Formula: | C7h8o3s |
| EINECS: | 203-180-0 |
| Appearance: | Powder |
| Colour: | White |
| Purity: | 99% |
| Customization: |
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Audited Supplier Hot selling p-Toluenesulfonic acid with 99% purity CAS 104-15-4
| p-Toluenesulfonic acid Basic information | |
| Product Name: | p-Toluenesulfonic acid |
| CAS: | 104-15-4 |
| MF: | C7H8O3S |
| MW: | 172.2 |
| EINECS: | 203-180-0 |
| p-Toluenesulfonic acid Chemical Properties | |
| Melting point | 106~107ºC |
| Boiling point | 116 °C |
| density | 1.07 |
| refractive index | 1.3825-1.3845 |
| Fp | 41 °C |
| storage temp. | Flammables area |
| pka | -0.43±0.50(Predicted) |
| form | Solution |
| color | Clear colorless to light yellow |
| Examine items | Specifications | Results | |
| para(≥%) | 99 | 99.19 | |
| Isomer content(%) | ortho(≤%) | 1 | 0.51 |
| meta(≤%) | 1 | 0.17 | |
| Appearances | White crystalline powder | White crystalline powder | |
| Assay(≥%) | 99 | 99.2 | |
| Free Acid(≤%) | 0.3 | 0.28 | |
| Fe Assay(≤ppm) | 10 | 8 | |
| Moisture(≤%) | 2 | 0.8 | |
| Ignition residue(≤%) | 0.02 | 0.02 | |
| Melting point(DB)(≥ºC) | 102 | 103 | |
| Water Dissolution test | Confirms | Confirms | |
| Ethanol Dissolution test | Confirms | Confirms |
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