4,4-DIMETHYL-1-PENTENE Chemical Properties

Melting point:

-136.6°C

Boiling point:

72 °C (lit.)

Density 

0.683 g/mL at 25 °C (lit.)

vapor pressure 

231 mm Hg ( 37.7 °C)

refractive index 

n20/D 1.392(lit.)

Flash point:

10 °F

form 

clear liquid

color 

Colorless to Almost colorless

BRN 

1731848

CAS DataBase Reference

762-62-9(CAS DataBase Reference)

EPA Substance Registry System

1-Pentene, 4,4-dimethyl- (762-62-9)

Safety Information

Hazard Codes 

F,Xn

Risk Statements 

11-65

Safety Statements 

16-62

RIDADR 

UN 3295 3/PG 2

WGK Germany 

3

HazardClass 

3.1

PackingGroup 

II

HS Code 

29012900

MSDS

• Language:English Provider:SigmaAldrich

4,4-DIMETHYL-1-PENTENE Usage And Synthesis

Synthesis Reference(s)

Journal of the American Chemical Society, 101, p. 4558, 1979 DOI: 10.1021/ja00510a022

General Description

4,4-Dimethyl-1-pentene is obtained by the S(N)2′ attack of the organolithium on allyl ether.

Purification Methods

Purify it by passing through alumina before use [Traylor et al. J Am Chem Soc 109 3625 1987]. [Beilstein 1 IV 869.]

4,4-DIMETHYL-1-PENTENE(762-62-9)Related Product Information

• (-)-VERBENONE
• Vitamin A
• beta-Pinene
• ethyl 3-(2,2-dichlorovinyl)-2,2-dimethyl-1-cyclopropanecarboxylate
• (-)-MYRTENOL
• TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)DYSPROSIUM(III)
• CHRYSANTHEMYL ALCOHOL
• Retinal
• Irisone
• ALPHA-PINENE
• PR(TMHD)3
• 3,5,5-TRIMETHYL-2-CYCLOHEXEN-1-OL
• TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)YTTERBIUM
• Ethyl chrysanthemumate
• Retinoic acid
• TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)EUROPIUM(III)
• (1R)-(+)-ALPHA-PINENE
• 4,4-DIMETHYL-2-PENTENE,TRANS-4,4-DIMETHYL-2-PENTENE,4,4-Dimethyl-2-pentene, trans,(2E)-4,4-Dimethyl-2-pentene,(E)-4,4-Dimethyl-2-pentene