p-Toluenesulfonyl isocyanate, 96%
Order p-Toluenesulfonyl isocyanate, 96% (CAS 4083-64-1) online at Zemixal: C8H7NO3S, COA and SDS with every lot, worldwide shipping.
About p-Toluenesulfonyl isocyanate, 96%
Researchers and plant chemists source p-Toluenesulfonyl isocyanate, 96% from Zemixal for routine and specialised work. For your records (96%), the material is defined by CAS 4083-64-1, formula C8H7NO3S and molar mass 197.21 g/mol. It is described as colourless to light yellow liquid.
Use cases we see most often
- Analytical determinations
- Organic synthesis
Safe handling
Reported physical data: melting point -2 °C. Hazard communication follows GHS (Danger: H315, H319, H334 and H335). Our SDS lists exposure controls and first-aid measures.
Order it in 100 g and 500 g packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Analytical determinations
- Organic synthesis
Applications
Specifications and identifiers
| Product name | p-Toluenesulfonyl isocyanate, 96% |
|---|---|
| Catalogue number | ZX-009988 |
| CAS number | 4083-64-1 |
| IUPAC name | 4-methyl-N-(oxomethylidene)benzenesulfonamide |
| Molecular formula | C8H7NO3S |
| Molar mass | 197.21 g/mol |
| Exact mass | 197.0147 |
| Purity / assay | 96% |
| Physical form | Liquid |
| Appearance | Colourless to light yellow liquid |
| Melting point | -2 °C |
| XLogP3 | 2.7 |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 72 Ų |
| HS code | 29399900 |
| InChIKey | VLJQDHDVZJXNQL-UHFFFAOYSA-N |
| SMILES | CC1=CC=C(C=C1)S(=O)(=O)N=C=O |
| PubChem CID | 77703 |
| Synonyms | Tosyl isocyanate, p-Toluenesulphonyl isocyanate, 4-Methylbenzenesulfonyl isocyanate, Benzenesulfonyl isocyanate, 4-methyl-, Additive ti, p-Tolylsulfonyl isocyanate, 4-methylbenzene-1-sulfonyl isocyanate, p-toluenesulfonylisocyanate, p-Toluenesulfonic acid, anhydride with isocyanic acid, p-Tosyl isocyanate, p-Methylphenylsulfonyl isocyanate, 4-Methylphenylsulfonyl isocyanate |
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
- H315Causes skin irritation
- H319Causes serious eye irritation
- H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H335May cause respiratory irritation
Precautionary statements P233, P260, P261, P264, P264 + P265, P271, P280, P284, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P342 + P316, P362 + P364, P403, P403 + P233, 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
| 100 g | Quoted on request | |
| 500 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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