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cis-4-Methyl-2-pentene

Product Name
cis-4-Methyl-2-pentene
CAS No.
691-38-3
Chemical Name
cis-4-Methyl-2-pentene
Synonyms
4-METHYL-2-PENTENE;(Z)-(CH3)2CHCH=CHCH3;CIS-4-METHYLPENTENE-2;CIS-4-METHYL-2-PENTENE;(Z)-4-METHYL-2-PENTENE;4-Methyl-2-cis-pentene;4-Methyl-cis-2-pentene;cis-4-methyl-pent-2-ene;4-Methyl-2-pentene, cis;TRANS-4-METHYLPENTENE-2
CBNumber
CB1854123
Molecular Formula
C6H12
Formula Weight
84.16
MOL File
691-38-3.mol
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cis-4-Methyl-2-pentene Property

Melting point:
-134.85°C
Boiling point:
57-58 °C(lit.)
Density 
0.686 g/mL at 20 °C(lit.)
vapor pressure 
399 mm Hg ( 37.7 °C)
refractive index 
n20/D 1.392
FEMA 
4650 | 4-METHYL-CIS-2-PENTENE
Flash point:
−28 °F
storage temp. 
0-10°C
form 
clear liquid
color 
Colorless to Almost colorless
Odor
at 1.00 % in propylene glycol. fruity green
Odor Type
fruity
JECFA Number
2194
InChIKey
LGAQJENWWYGFSN-PLNGDYQASA-N
LogP
3.24
CAS DataBase Reference
691-38-3(CAS DataBase Reference)
EPA Substance Registry System
cis-4-Methyl-2-pentene (691-38-3)
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Safety

Hazard Codes 
F,Xn
Risk Statements 
36/37/38-65-11
Safety Statements 
16-26-36-62
RIDADR 
UN 3295 3/PG 2
WGK Germany 
3
9-23
HS Code 
2901.29.1050
HazardClass 
3.1
PackingGroup 
II
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H225Highly Flammable liquid and vapour

H304May be fatal if swallowed and enters airways

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P240Ground/bond container and receiving equipment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P370+P378In case of fire: Use … for extinction.

P403+P235Store in a well-ventilated place. Keep cool.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

TCI Chemical
Product number
M0393
Product name
cis-4-Methyl-2-pentene
Purity
>93.0%(GC)
Packaging
5mL
Price
$723
Updated
2023/06/20
TRC
Product number
M917803
Product name
cis-4-Methyl-2-pentene
Packaging
100mg
Price
$90
Updated
2021/12/16
AHH
Product number
MT-18476
Product name
cis-4-Methyl-2-pentene
Purity
98%
Packaging
25ml
Price
$345
Updated
2021/12/16
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cis-4-Methyl-2-pentene Chemical Properties,Usage,Production

Chemical Properties

clear yellow liquid

Purification Methods

Dry the cis-pentene with CaH2, and distil it. [Beilstein 1 IV 841.]

cis-4-Methyl-2-pentene Preparation Products And Raw materials

Raw materials

Preparation Products

691-38-3, cis-4-Methyl-2-penteneRelated Search:


  • 4-METHYL-2-PENTENE
  • CIS-4-METHYL-2-PENTENE
  • TRANS-4-METHYLPENTENE-2
  • TRANS-4-METHYL-2-PENTENE
  • (Z)-4-METHYL-2-PENTENE
  • (2Z)-4-Methyl-2-pentene
  • (Z)-(CH3)2CHCH=CHCH3
  • 4-Methyl-2-cis-pentene
  • 4-Methyl-2-pentene, cis
  • 4-Methyl-cis-2-pentene
  • cis-4-methyl-pent-2-ene
  • CIS-4-METHYL-2-PENTENE 95%
  • CIS-4-METHYLPENTENE-2
  • cis-4-Methyl-2-pentene 500mg [691-38-3]
  • <i>cis</i>-4-Methyl-2-pentene
  • cis-4-Methyl-2-pentene,99%
  • cis-4-Methyl-2-pentene,95%
  • cis-4-Methyl-2-pentene&gt
  • 2-Pentene, 4-methyl-, (2Z)-
  • Methylparaben Impurity 23
  • cis-4-Methyl-2-pentene, ≥ 90.0%
  • 691-38-3
  • 4461487
  • 691383
  • CH32CHCHCHCH3
  • Organic Building Blocks
  • Building Blocks
  • Alkenes
  • Acyclic