| Chemistry name: | 5-butyl-5-ethylbarbituric acid |
| M Formula: | C10H16N2O3 |
| Properties: | |
| White crystals or powder; odorless; bitter taste. Mp 124–127C. Fairly soluble in alcohol or ether; practically insoluble in water. | |
| Hazard: | |
| May cause addiction. | |
| Use: | |
| Medicine (hypnotic). | |