O-TOLUENESULFONYL CHLORIDE CAS#: 133-59-5; ChemWhat Code: 22913
Names & Identifiers |
| Product Name | O-TOLUENESULFONYL CHLORIDE |
| Synonyms | ortho-toluenesulfonylchloride;o-Toluenesulfochloride;o-tolylsulfonylchloride;o-Tosyl chloride;o-tosylchloride;toluene-2-sulphonylchloride;o-Toluenesulphonyl chloride;containsca23%isomer)75+% |
| CAS Registry Number | 133-59-5 |
| Molecular Formula | C7H7ClO2S |
| Molecular Weight | 190.65 |
| EINECS | 205-113-0 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
![]() |
|
Chemical & Physical Properties |
| Melting point | 10°C |
| Boiling Point | 254 °C(lit.) |
| Density | 1.320 g/mL at 25 °C(lit.) |
| Refractive Index | n |
| Flash Point | >230 °F |
| Storage | Store under inert gas |
| Water Solubility | Soluble in hot alcohol, ether and benzene. Reacts with water. |
| Sensitive | Moisture Sensitive |
| BRN | 973180 |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | C,Xi |
| R Phrase | 34 |
| S Phrase | 26-36/37/39-45 |
| RIDADR | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| Hazard Note | Corrosive |
| TSCA | Yes |
| Storage Class | 8 |
| Packing Group | II |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
Buy Reagent | |
| No reagent supplier? | Send quick inquiry to ChemWhat |
| Want to be listed here as a reagent supplier? (Paid service) | Click here to contact ChemWhat |
Approved Manufacturers | |
| Want to be listed as an approved manufacturer (Requires approvement)? | Please download and fill out this form and send back to approved-manufacturers@chemwhat.com |
Other Suppliers | |
| Watson International Limited | Visit Watson Official Website |
Contact Us for Other Help | |
| Contact us for other information or services | Click here to contact ChemWhat |


