3-Methyl-1-pentene
[CAS# 760-20-3]

Identification

• Classification: Organic raw materials >> Hydrocarbon compounds and their derivatives >> Acyclic hydrocarbon
• Name: 3-Methyl-1-pentene
• Synonyms: (RS)-3-Methyl-1-pentene; 3-Ethyl-1-butene; NSC 73909; sec-Butylethene
• Molecular Formula: C₆H₁₂
• Molecular Weight: 84.16
• CAS Registry Number: 760-20-3
• EC Number: 212-076-4

Properties

• Solubility: Practically insoluble (0.058 g/L) (25 ºC), Calc.^*
• Density: 0.06700 g/cm³ (20 ºC)^**
• Melting point: -153 ºC^***
• Boiling point: 60 ºC^****
• Refractive index: 1.3835 (589.3 nm 20 ºC)^**
• Flash point: -28.9±0.0 ºC, Calc.^*

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

^** Schmitt, Claude G.; Journal of the American Chemical Society 1932, V54, P751-61.

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

^**** Mosher, Harry S.; Journal of the American Chemical Society 1950, V72, P4991-4.

Safety Data

Hazard Classification

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