P-TOLUENESULPHONIC ANHYDRIDE
p-Toluenesulfonic anhydride
CAS: 4124-41-8
Molecular Formula: C14H14O5S2
P-TOLUENESULPHONIC ANHYDRIDE - Names and Identifiers
| Name | p-Toluenesulfonic anhydride |
| Synonyms | Tosic anhydride P-TOLUENESULFONIC ANHYDRIDE p-Toluenesulfonic anhydride P-TOLUENESULPHONIC ANHYDRIDE 4-TOLUENESULPHONIC ANHYDRIDE TOLUENE-4-SULFONIC ANHYDRIDE toluene-p-sulphonic anhydride 4-Toluenesulfonic acid anhydride 4-Methylbenzenesulfonic anhydride p-tolylsulfonyl 4-methylbenzenesulfonate 1,3-BIS(4-METHYLPHENYL)-1,1,3,3-TETRAOXO-1LAMBDA6,3LAMBDA6-DITHIOXANE |
| CAS | 4124-41-8 |
| EINECS | 223-926-9 |
| 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 |
| InChIKey | PDVFSPNIEOYOQL-UHFFFAOYSA-N |
P-TOLUENESULPHONIC ANHYDRIDE - Physico-chemical Properties
| Molecular Formula | C14H14O5S2 |
| Molar Mass | 326.38 |
| Density | 1.361±0.06 g/cm3(Predicted) |
| Melting Point | 121-127°C(lit.) |
| Boling Point | 478.0±48.0 °C(Predicted) |
| Flash Point | 242.9°C |
| Vapor Presure | 7.72E-09mmHg at 25°C |
| Appearance | White-like to milky white powder |
| Color | Off-white to gray |
| BRN | 2223702 |
| Storage Condition | Inert atmosphere,2-8°C |
| Sensitive | Moisture Sensitive |
| Refractive Index | 1.582 |
| MDL | MFCD00008548 |
P-TOLUENESULPHONIC ANHYDRIDE - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2585 8/PG 3 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10-21 |
| HS Code | 29041000 |
| Hazard Note | Irritant |
| Hazard Class | 8 |
| Packing Group | II |
P-TOLUENESULPHONIC ANHYDRIDE - Reference Information
| Uses | 4-toluenesulfonic anhydride is an acid anhydride derivative that can be used as an organic intermediate. |
| Preparation | 4-toluenesulfonic anhydride can be obtained by acylation of p-toluenesulfonyl chloride and p-toluenesulfonic acid. |
Last Update：2024-04-10 22:29:15
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