4-Octyne
4-Octyne, also known as dipropylethyne, is a type of alkyne with a triple bond at its fourth carbon (the '4-' indicates the location of the triple bond in the chain). Its formula is C8H14. Its density at 25 °C and otherwise stable conditions is 0.751 g/mL. The boiling point is 131–132 °C. The average molar mass is 110.20 g/mol.
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3D model (JSmol) |
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| ECHA InfoCard | 100.016.119 |
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CompTox Dashboard (EPA) |
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| C8H14 | |
| Molar mass | 110.200 g·mol−1 |
| Density | 0.751 g/mL |
| Boiling point | 131–132 °C (268–270 °F; 404–405 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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4-Octyne forms with 5-decyne, 3-hexyne, and 2-butyne a group of symmetric alkynes.
External links
- Sigma-Aldrich Co., 4-Octyne. Retrieved on 16 August 2016.
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