4-Methyl-2-pentene
[CAS# 4461-48-7]

Identification

• Name: 4-Methyl-2-pentene
• Synonyms: 1,1-Dimethyl-2-butene; 2-Methyl-3-pentene; NSC 19873
• Molecular Formula: C₆H₁₂
• Molecular Weight: 84.16
• CAS Registry Number: 4461-48-7
• EC Number: 224-721-7

Properties

• Solubility: Practically insoluble (0.059 g/L) (25 °C), Calc.^*
• Density: 0.6709 g/cm³ (20 °C)^**
• Melting point: -120 °C^***
• Boiling point: 75-76 °C (760 Torr)^****
• Refractive index: 1.447 (589.3 nm 25 °C)^****
• Flash point: -33.3±0.0 °C, Calc.^*

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

^** Schmitt, Claude G.

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

^**** Janz, Geo. J.

Safety Data

Hazard Classification

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