Description
4-Methylbenzenesulfonamide; P-Tosylamide
| CAS | 70-55-3 |
| Molecular Formula | C7H9NO2S |
| Molecular Weight | 171.22 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | Colorless crystals |
| Odour | Odorless | Melting Point/ Freezing Point [°C] | 134 – 137 °C |
| Flash Point [°C] | 202 °C | Boiling Point [°C] | 221 °C |
| Vapour Density | 5.9 | Solubility in Water [% weight] | 0.32 g/100 ml (25 °C ) |
| Partition Coefficient Log POW Octanol / Water at 20°C | 0.82 | ||
| Specifications | |||
| Appearance | White powder, crystals or crystalline Powder | Purity (By Hplc) | Min 98% |
| Melting Range | 136 – 138 °C | Identity (Ir) | Passes test |
| Dangerous Goods Information | |||
| UN Number | – | DG Class | – |
| Safety Information & Hazard Symbols | |
| Symbol | GHS07 |
| Signal Word | Warning |
| Hazard Statement | H319 |
| Precaution Statement | P305 + P351 + P338 |















