| Chemistry name: | butyryl chloride; butanoyl chloride |
| M Formula: | C3H7COCl |
| Properties: | |
| Colorless liquid; pungent acid chloride odor. Reacts with alcohol and water; miscible with ether. Fp −89C, distillation range 100–110C, d 1.028 (15C), refr index 1.4121 (20C). | |
| Hazard: | |
| Toxic by ingestion and inhalation, strong irritant to tissue. | |
| Use: | |
| Organic synthesis. | |