3-Octyne
[CAS# 15232-76-5]

Identification

• Name: 3-Octyne
• Synonyms: 1-Ethyl-2-butylacetylene; Butylethylacetylene; Ethylbutyl acetylene
• Molecular Formula: C₈H₁₄
• Molecular Weight: 110.20
• CAS Registry Number: 15232-76-5
• EC Number: 239-280-6

Properties

• Solubility: Practically insoluble (0.03 g/L) (25 ºC), Calc.^*
• Density: 0.7542 g/cm³ (20 ºC)^**
• Melting point: -103.9 ºC^***
• Boiling point: 133.14 ºC (760 Torr)^****
• Refractive index: 1.4269 (589.3 nm 20 ºC)^**
• Flash point: 22.0±11.2 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Levina, R. Ya.; Zhurnal Obshchei Khimii 1951, V21, P240-2.

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

^**** Henne, Albert L.; Journal of the American Chemical Society 1945, V67, P484-5.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	2	H225
Aspiration hazard	Asp. Tox.	1	H304
Flammable liquids	Flam. Liq.	3	H226