| Product Name | p-Toluenesulfonic anhydride |
| CAS No. | 4124-41-8 |
| Synonyms | 4-Toluenesulfonic acid anhydride; p-tolylsulfonyl 4-methylbenzenesulfonate; 4-Methylbenzenesulfonic anhydride |
| InChI | InChI=1/C14H14O5S2/c1-11-3-7-13(8-4-11)20(15,16)19-21(17,18)14-9-5-12(2)6-10-14/h3-10H,1-2H3 |
| Molecular Formula | C14H14O5S2 |
| Molecular Weight | 326.388 |
| Density | 1.361g/cm3 |
| Melting point | 124-126℃ |
| Boiling point | 478°C at 760 mmHg |
| Flash point | 242.9°C |
| Refractive index | 1.582 |
| Hazard Symbols |  C:Corrosive; |
| Risk Codes | R34:; |
| Safety | S26:; S36/37/39:; S45:; |
4124-41-8 p-toluenesulfonic anhydride
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