5-decyne

5-Decyne
Names

Other names Dibutylethyne Dibutylacetylene Dec-5-yne 1,2-Dibutylacetylene
Identifiers
CAS Number	1942-46-7
3D model (Jmol)	Interactive image
ChemSpider	15222
ECHA InfoCard	100.204.680
MeSH	C028997
PubChem CID	16030
InChI InChI=1S/C10H18/c1-3-5-7-9-10-8-6-4-2/h3-8H2,1-2H3 Key: JWBQJUFCNOLNNC-UHFFFAOYSA-N
SMILES CCCCC#CCCCC
Properties
Chemical formula	C₁₀H₁₈
Molar mass	138.25 g·mol⁻¹
Density	0.766 g/ml
Boiling point	177 °C (351 °F; 450 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

5-Decyne, also known as dibutylethyne, is a type of alkyne with a triple bond at its fifth carbon (the '5-' indicates the location of the triple bond in the chain). Its formula is C₁₀H₁₈. Its density at 25 °C and otherwise stable conditions is 0.766 g/ml. The boiling point is 177 °C. The average molar mass is 138.25 g/mol.

5-Decyne forms with 4-octyne, 3-hexyne, and 2-butyne a group of symmetric alkynes.

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