5-Decyne, also known as dibutylethyne, is a type of
alkyne
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Acetylene
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Propyne
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1-Butyne
In organic chemistry, an alkyne is an unsaturated hydrocarbon containing at least one carbon—carbon triple bond. The simplest acyclic alkynes with only one triple bond and n ...
with a
triple bond
A triple bond in chemistry is a chemical bond between two atoms involving six Electron pair bond, bonding electrons instead of the usual two in a covalent bond, covalent single bond. Triple bonds are stronger than the equivalent covalent bond, sin ...
at its fifth
carbon
Carbon () is a chemical element; it has chemical symbol, symbol C and atomic number 6. It is nonmetallic and tetravalence, tetravalent—meaning that its atoms are able to form up to four covalent bonds due to its valence shell exhibiting 4 ...
(the '5-' indicates the location of the triple bond in the chain). Its formula is C
10H
18. Its density at 25 °C and otherwise
standard conditions
Standard temperature and pressure (STP) or standard conditions for temperature and pressure are various standard sets of conditions for experimental measurements used to allow comparisons to be made between different sets of data. The most used ...
is 0.766 g/ml. The
boiling point
The boiling point of a substance is the temperature at which the vapor pressure of a liquid equals the pressure surrounding the liquid and the liquid changes into a vapor.
The boiling point of a liquid varies depending upon the surrounding envi ...
is 177 °C.
[David R. Lide (Hrsg.): CRC Handbook of Chemistry and Physics. 90. Auflage. (Internet-Version: 2010), CRC Press/Taylor and Francis, Boca Raton, Florida, Physical Constants of Organic Compounds, S. 3-136.] The average
molar mass
In chemistry, the molar mass () (sometimes called molecular weight or formula weight, but see related quantities for usage) of a chemical substance ( element or compound) is defined as the ratio between the mass () and the amount of substance ...
is 138.25 g/mol.
5-Decyne forms a group of symmetric alkynes with
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.
4-Octyne forms with 5-decyne, 3-hexyne, and 2-butyne a ...
,
3-hexyne, and
2-butyne.
See also
*
1-Decyne
1-Decyne is the organic compound with the formula C8H17C≡CH. It is a terminal alkyne. A colorless liquid, 1-decyne is used as a model substrate when evaluating methodology in organic synthesis. It participates in a number of classical reaction ...
References
{{DEFAULTSORT:Decyne, 5-
Alkynes