4-Ethyl-1-octyn-3-ol
[CAS# 5877-42-9]

Identification

• Name: 4-Ethyl-1-octyn-3-ol
• Synonyms: 4-Ethyl-3-hydroxy-1-octyne; Ethyloctynol; NSC 62119
• Molecular Formula: C₁₀H₁₈O
• Molecular Weight: 154.25
• CAS Registry Number: 5877-42-9
• EC Number: 227-545-9

Properties

• Solubility: Very slightly soluble (0.65 g/L) (25 ºC), Calc.^*
• Density: 0.873 g/cm³ (20 ºC)^**
• Boiling point: 130-132 ºC (59 Torr)^***
• Refractive index: 1.4510 (589.3 nm 18 ºC)^**
• Flash point: 76.0±8.2 ºC, Calc.^*

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

^** Moulin, Fr.; Helvetica Chimica Acta 1951, V34, P2416-31.

^*** Bergmann, Ernst D.; Journal of Applied Chemistry 1953, V3, P39-42.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Acute toxicity	Acute Tox.	3	H311
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Acute toxicity	Acute Tox.	2	H310
Acute toxicity	Acute Tox.	4	H302
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411