p-Toluenesulfonic acid, butyl ester
butyl toluene-4-sulphonate
CAS: 778-28-9
Molecular Formula: C11H16O3S
p-Toluenesulfonic acid, butyl ester - Names and Identifiers
| Name | butyl toluene-4-sulphonate |
| Synonyms | butyltosylate N-BUTYLTOSYLATE BUTYL 4-TOLUENESULFONATE N-BUTYL P-TOLUENESULFONATE butyl toluene-4-sulphonate p-toluenesulfonicacid,butylester p-Toluenesulfonic acid, butyl ester P-TOLUENESULFONIC ACID N-BUTYL ESTER 4-METHYLBENZENESULFONIC ACID, BUTYL ESTER |
| CAS | 778-28-9 |
| EINECS | 212-295-5 |
| InChI | InChI=1/C11H16O3S/c1-3-4-9-14-15(12,13)11-7-5-10(2)6-8-11/h5-8H,3-4,9H2,1-2H3 |
p-Toluenesulfonic acid, butyl ester - Physico-chemical Properties
| Molecular Formula | C11H16O3S |
| Molar Mass | 228.31 |
| Density | 1.12 |
| Boling Point | 170-172 °C (10 mmHg) |
| Flash Point | 156.6°C |
| Water Solubility | 44.9mg/L at 20℃ |
| Solubility | Chloroform (Slightly), DMSO (Sparingly) |
| Vapor Presure | 0.031Pa at 25℃ |
| Appearance | Liquid |
| Color | Clear light yellow to brownish |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.503-1.505 |
| MDL | MFCD00027203 |
p-Toluenesulfonic acid, butyl ester - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed |
| Safety Description | S37/39 - Wear suitable gloves and eye/face protection S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| RTECS | XT6400000 |
| HS Code | 29041000 |
p-Toluenesulfonic acid, butyl ester - Reference Information
| LogP | 2.8 at 20℃ |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| category | toxic substances |
| toxicity grade | poisoning |
| Acute toxicity | subcutaneous-rat LD50: 5000 mg/kg; Intravenous-mouse LD50: 320 mg/kg |
| flammability hazard characteristics | toxic sulfur oxide fumes emitted by thermal decomposition |
| storage and transportation characteristics | warehouse ventilation and low temperature drying |
| fire extinguishing agent | water, dry powder, carbon dioxide, foam |
Last Update：2024-04-09 02:00:11
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