4-Methyl-1-pentene
[CAS 691-37-2]

Identification

• Classification: Organic raw materials >> Hydrocarbon compounds and their derivatives >> Acyclic hydrocarbon
• Name: 4-Methyl-1-pentene
• Synonyms: 4-Methyl-1-amylene; 4-Methylpentene-1; Isobutylethene; NSC 15091
• Molecular Formula: C₆H₁₂
• Molecular Weight: 84.16
• CAS Registry Number: 691-37-2
• EC Number: 211-720-1

Properties

• Solubility: Practically insoluble (0.058 g/L) (25 °C), Calc.^*
• Density: 0.6719 g/cm³ (20 °C)^**
• Melting point: 235 °C^***
• Boiling point: 85.4-85.6 °C^****
• Refractive index: 1.3973 (589.3 nm 20 °C)^****
• Flash point: -31.7±0.0 °C, Calc.^*

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

^** Petrov, A. D.

^*** Coover, Harry W., Jr.

^**** Rowlands, D. C.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	2	H225
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Aspiration hazard	Asp. Tox.	1	H304
Acute toxicity	Acute Tox.	4	H332
Flammable liquids	Flam. Liq.	1	H224
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2A	H319