Jump to content

3-Hexyne

From Wikipedia, the free encyclopedia
(Redirected from 3-hexyne)
3-Hexyne
Skeletal formula
Ball-and-stick model
Names
Preferred IUPAC name
Hex-3-yne
Other names
Diethylacetylene
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.011.977 Edit this at Wikidata
EC Number
  • 213-173-4
UNII
  • InChI=1S/C6H10/c1-3-5-6-4-2/h3-4H2,1-2H3 checkY
    Key: DQQNMIPXXNPGCV-UHFFFAOYSA-N checkY
  • InChI=1/C6H10/c1-3-5-6-4-2/h3-4H2,1-2H3
    Key: DQQNMIPXXNPGCV-UHFFFAOYAF
  • C(#CCC)CC
  • CCC#CCC
Properties
C6H10
Molar mass 82.14 g/mol
Appearance Colorless liquid
Density 0.723 g/cm3
Melting point −105 °C (−157 °F; 168 K)
Boiling point 81 to 82 °C (178 to 180 °F; 354 to 355 K)
low
Hazards
GHS labelling:
GHS02: FlammableGHS07: Exclamation markGHS08: Health hazard
Danger
H225, H304, H315, H319, H335
P210, P233, P240, P241, P242, P243, P261, P264, P271, P280, P301 P310, P302 P352, P303 P361 P353, P304 P340, P305 P351 P338, P312, P321, P331, P332 P313, P337 P313, P362, P370 P378, P403 P233, P403 P235, P405, P501
Flash point −14 °C (7 °F; 259 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

3-Hexyne is the organic compound with the formula C2H5CCC2H5. This colorless liquid is one of three isomeric hexynes. 3-Hexyne forms with 5-decyne, 4-octyne, and 2-butyne a series of symmetric alkynes. It is a reagent in organometallic chemistry.[1]

Structure of the coordination complex NbCl3(dimethoxyethane)(3-hexyne).[2]

References

[edit]
  1. ^ Maynard, R. B.; Borodinsky, L.; Grimes, R. N. (1984). "2,3-diethyl-2,3-dicarba- nido -hexaborane(8)". Inorganic Syntheses. Vol. 22. pp. 211–214. doi:10.1002/9780470132531.ch49. ISBN 9780470132531.
  2. ^ Arteaga-Müller, Rocío; Tsurugi, Hayato; Saito, Teruhiko; Yanagawa, Masao; Oda, Seiji; Mashima, Kazushi (2009). "New Tantalum Ligand-Free Catalyst System for Highly Selective Trimerization of Ethylene Affording 1-Hexene: New Evidence of a Metallacycle Mechanism". Journal of the American Chemical Society. 131 (15): 5370–5371. doi:10.1021/ja8100837. PMID 20560633.