cis-4-methyl-2-pentene
Structural formula
| Business number | 079H |
|---|---|
| Molecular formula | C6H12 |
| Molecular weight | 84.16 |
| label |
aliphatic compounds |
Numbering system
CAS number:691-38-3
MDL number:MFCD00009293
EINECS number:211-721-7
RTECS number:None
BRN number:1719114
PubChem ID:None
Physical property data
1. Properties: colorless liquid.
2. Density (g/mL, 25/4℃): 0.67
3. Relative vapor density (g/mL, air=1): 2.904. Melting point (ºC): -134.4
5. Boiling point (ºC, normal pressure): 58
6. Boiling point (ºC, 5.2kPa): Undetermined
7. Refractive index (n20 D) ： 1.38
8. Flash point (ºC): -33
9. Specific rotation (º): Undetermined
10. Autoignition point or ignition temperature (ºC): Undetermined
11. Vapor pressure (kPa, 25ºC): Undetermined
12. Saturated vapor pressure (kPa, 60ºC): Undetermined
13. Heat of combustion (KJ/mol) : Undetermined
14. Critical temperature (ºC): Undetermined
15. Critical pressure (KPa): Undetermined
16. Oil and water (octanol /water) logarithmic value of the distribution coefficient: Undetermined
17. Explosion upper limit (%, V/V): Undetermined
18. Explosion lower limit (%, V/V) : Undetermined
19. Solubility: Not soluble in water.
Toxicological data
None yet
Ecological data
This substance may be harmful to the environment, and special attention should be paid to water bodies.
Molecular structure data
1. Molar refractive index: 29.86
2. Molar volume (cm3/mol): 121.5
3. Isotonic specific volume (90.2K ): 255.4
4. Surface tension (dyne/cm): 19.4
5. Dielectric constant: 2.55
6. Dipole moment (10-24cm3):
7. Polarizability: 11.83
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): 2.4
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 0
4. Number of rotatable chemical bonds: 1
5. Number of tautomers: none
6. Topological molecule polar surface area 0
7. Number of heavy atoms: 6
8. Surface charge: 0
9. Complexity: 42
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain atomic stereocenterNumber of centers: 0
13. Determine the number of stereocenters of chemical bonds: 1
14. Uncertain number of stereocenters of chemical bonds: 0
15. Covalent Number of key units: 1
Properties and stability
1. Keep away from oxides and strong acids.
2. Exist in smoke.
Storage method
Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. The storage temperature should not exceed 30℃. They should be stored separately from oxidants and acids, and avoid mixed storage.
Synthesis method
None yet
Purpose
Used for organic synthesis.
