p-Toluenesulphonic anhydride, 97%
Order p-Toluenesulphonic anhydride, 97% (CAS 4124-41-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.
About p-Toluenesulphonic anhydride, 97%
Researchers and plant chemists source p-Toluenesulphonic anhydride, 97% from Zemixal for routine and specialised work. Identity at a glance (97%): CAS 4124-41-8, formula C14H14O5S2 and molar mass 326.4 g/mol. It is described as white to off-white powder or crystals.
Use cases we see most often
- Catalysis
- Organic synthesis
Storage and safety notes
Physical constants on file: melting point 121-127 °C. Hazard communication follows GHS (Danger: H314). Our SDS lists exposure controls and first-aid measures.
Order it in 5 g, 25 g and 100 g packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Catalysis
- Organic synthesis
Applications
Specifications and identifiers
| Product name | p-Toluenesulphonic anhydride, 97% |
|---|---|
| Catalogue number | ZX-009993 |
| CAS number | 4124-41-8 |
| IUPAC name | (4-methylphenyl)sulfonyl 4-methylbenzenesulfonate |
| Molecular formula | C14H14O5S2 |
| Molar mass | 326.4 g/mol |
| Exact mass | 326.0283 |
| Purity / assay | 97% |
| Physical form | Crystalline |
| Appearance | White to off-white powder or crystals |
| Melting point | 121-127 °C |
| XLogP3 | 3.1 |
| H-bond donors / acceptors | 0 / 5 |
| Topological polar surface area | 94.3 Ų |
| HS code | 29399900 |
| InChIKey | PDVFSPNIEOYOQL-UHFFFAOYSA-N |
| SMILES | CC1=CC=C(C=C1)S(=O)(=O)OS(=O)(=O)C2=CC=C(C=C2)C |
| PubChem CID | 77773 |
| Synonyms | p-Toluenesulfonic anhydride, Toluene-p-sulphonic anhydride, 4-Methylbenzenesulfonic anhydride, 4-Toluenesulfonic anhydride, Benzenesulfonic acid, 4-methyl-, anhydride, P-Toluenesulfonicanhydride, p-toluene sulfonic anhydride, Toluene-4-sulfonic anhydride, 4-methylbenzenesulfonyl 4-methylbenzene-1-sulfonate, 4-toluenesulfonic acid anhydride, 4-Methylbenzenesulfonicanhydride, Ts2O |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H314Causes severe skin burns and eye damage
Precautionary statements P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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