3-Hexyne
[CAS# 928-49-4]

Identification

• Classification: Chemical reagent >> Organic reagent >> Alkyne
• Name: 3-Hexyne
• Synonyms: Diethylacetylene
• Molecular Formula: C₆H₁₀
• Molecular Weight: 82.14
• CAS Registry Number: 928-49-4
• EC Number: 213-173-4

Properties

• Solubility: Very slightly soluble (0.3 g/L) (25 ºC), Calc.^*
• Density: 0.7281 g/cm³ (20 ºC)^**
• Melting point: -103 ºC^***
• Boiling point: 81.43 ºC (760 Torr)^****
• Refractive index: 1.4170 (589.3 nm 20 ºC)^**
• Flash point: -14.4±0.0 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Levina, R. Ya.; Zhurnal Obshchei Khimii 1950, V20, P677-83.

^*** "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

^**** Pomerantz, Philip; Journal of Research of the National Bureau of Standards (United States) 1954, V52, P51-8;Research Paper No. 2472.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Aspiration hazard	Asp. Tox.	1	H304
Eye irritation	Eye Irrit.	2	H319
Flammable liquids	Flam. Liq.	2	H225
Specific target organ toxicity - single exposure	STOT SE	3	H335