| Chemistry name: | 2-methyl-1-buten-3-yne |
| M Formula: | H2C═C(CH3)C CH |
| Properties: | |
| Colorless liquid. Bp 33–34C, fp −113C, d 0.695 (20/20C), refr index 1.4168 (20C), flash p below 20F (−6.6C) (TOC). Very slightly soluble in water; miscible with acetone, alcohol, benzene, carbon tetrachloride, and kerosene. | |
| Hazard: | |
| Flammable, dangerous fire risk. | |