Crotonyl chloride
Crotonyl chloride
CAS: 10487-71-5
Molecular Formula: C4H5ClO
Crotonyl chloride - Names and Identifiers
| Name | Crotonyl chloride |
| Synonyms | Crotonyl Crotonyl chloride 2-butenoylchloride but-2-enoylchloride 2-Butenoyl chloride But-2-enoyl chloride 2-Butenoic acid chloride TRANS-2-BUTENOYL CHLORIDE CROTONOYL CHLORIDE (CIS- AND TRANS- MIXTURE) Crotonoyl Chloride (cis- and trans- mixture) |
| CAS | 10487-71-5 |
| EINECS | 234-010-3 |
| InChI | InChI=1/C4H5ClO/c1-2-3-4(5)6/h2-3H,1H3/b3-2- |
Crotonyl chloride - Physico-chemical Properties
| Molecular Formula | C4H5ClO |
| Molar Mass | 104.53 |
| Density | 1.091g/mLat 25°C(lit.) |
| Boling Point | 120-123°C(lit.) |
| Flash Point | 95°F |
| Vapor Presure | 12.707mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Light yellow to Light orange |
| Storage Condition | Store below +30°C. |
| Refractive Index | n20/D 1.459(lit.) |
| Physical and Chemical Properties | Liquid, boiling point 124-125 ℃ (120 ℃ ), relative density 1.091, refractive index 1.4600, flammable, flash point 35 ℃, easy polymerization, can add 160mg/L hydroquinone as stabilizer. |
| Use | Commonly used in the preparation of crotonates and other derivatives |
Crotonyl chloride - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | R10 - Flammable R34 - Causes burns R36/37 - Irritating to eyes and respiratory system. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S27 - Take off immediately all contaminated clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2920 8/PG 2 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 13-19-21 |
| HS Code | 2916 19 95 |
| Hazard Class | 8 |
| Packing Group | II |
Crotonyl chloride - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | an intermediate of yulesan. commonly used in the preparation of crotonates and other derivatives |
Last Update：2024-04-10 22:29:15
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