1,3-Dibromobutane 1,3-Dibromobutane
Structural formula
| Business number | 02VQ |
|---|---|
| Molecular formula | C4H8Br2 |
| Molecular weight | 215.91 |
| label |
1,3-Butylenebromide, 1,3-Butylene Bromide, CH3CHBrCH2CH2Br |
Numbering system
CAS number:107-80-2
MDL number:MFCD00000152
EINECS number:203-520-8
RTECS number:None
BRN number:1731231
PubChem number:24849619
Physical property data
1. Properties: colorless and transparent liquid.
2. Density (g/mL, 25℃): 1.8
3. Relative density (20℃, 4℃): 1.7903
4. Relative Density (25℃, 4℃): 1.7824
5. Boiling point (ºC, normal pressure): 174
6. Liquid phase standard claims heat (enthalpy) (kJ·mol-1): -147.8
7. Refractive index (D20): 1.5080
8. Flash point (ºC): 173-176
9. Refractive index at room temperature (n20): 1.5085
10. Refractive index at room temperature (n 25): 1.5061
11. Vapor pressure (mmHg, ºC): Undetermined
12. Saturated vapor pressure (kPa, ºC): 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
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18. Lower explosion limit (%, V/V): Undetermined
19. Solubility: Undetermined
Toxicological data
None
Ecological data
This substance is slightly hazardous to water.
Molecular structure data
1. Molar refractive index: 36.00
2. Molar volume (cm3/mol): 121.3
3. Isotonic specific volume (90.2K ): 292.9
4. Surface tension (dyne/cm): 34.0
5. Polarizability (10-24cm3): 14.27
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): 2.5
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: 6
8. Surface charge: 0
9. Complexity: 28.7
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 1
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
SexQuality and Stability
Avoid contact with strong oxidizing agents.
Storage method
Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. should be kept away from oxidizer, do not store together. Use explosion-proof lighting and ventilation facilities. It is prohibited to use mechanical equipment and tools that are prone to sparks. The storage area should be equipped with emergency release equipment and suitable containment materials.
Synthesis method
None
Purpose
Organic synthesis intermediates.