(1,2-Dibromoethyl)benzene (1,2-Dibromoethyl)benzene
Structural formula
| Business number | 026D |
|---|---|
| Molecular formula | C8H8Br2 |
| Molecular weight | 263.96 |
| label |
1,2-dibromoethylbenzene 1,2-dibromo-1-phenylethane, Styrene dibromide, 1,2-Dibromo-2-phenylethane, 1,2-Dibromo-1-phenylethane, C6H5CH(Br)CH2Br |
Numbering system
CAS number:93-52-7
MDL number:MFCD00000138
EINECS number:202-253-4
RTECS number:CZ1800100
BRN number:907323
PubChem number:24860601
Physical property data
1. Properties: White flaky crystals. Sensitive to light.
2. Density (g/mL, 25/4℃): Undetermined
3. Relative vapor density (g/mL, air=1): Undetermined
4. Melting point (ºC): 74.3
5. Boiling point (ºC, normal pressure): 259.5
6. Boiling point (ºC, 2kPa): 139～141
7. Refractive index: Undetermined
8. Flash point (ºC): Undetermined
9. Specific rotation (º): Undetermined
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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. Log value of oil-water (octanol/water) partition coefficient: Undetermined
17. Explosion upper limit (%, V /V): Undetermined
18. Lower explosion limit (%, V/V): Undetermined
19. Solubility: Soluble in ethanol and benzene, insoluble in water.
Toxicological data
None
Ecological data
None
Molecular structure data
1. Molar refractive index: 51.26
2. Molar volume (cm3/mol): 149.3
3. Isotonic specific volume (90.2K ): 386.8
4. Surface tension (dyne/cm): 44.9
5. Polarizability (10-24cm3): 20.32
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): 3.3
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 0
4. Number of rotatable chemical bonds: 2
5. Number of tautomers: none
6. Topological molecule polar surface area 0
7. Number of heavy atoms: 10
8. Surface charge: 0
9. Complexity: 87.3
10. Same asNumber of element atoms: 0
11. Determined number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 1
13. Determined number of chemical bond stereocenters: 0
14. Uncertain number of chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
None
Storage method
This product should be sealed and stored in a cool place.
Synthesis method
None
Purpose
Synthetic dyes, quaternary ammonium compounds.