2,4-dichlorobenzoyl chloride
structural formula
| business number | 021a |
|---|---|
| molecular formula | c7h3cl3o |
| molecular weight | 209 |
| label |
2,4-dichlorobenzoyl chloride |
numbering system
cas number:89-75-8
mdl number:mfcd00000661
einecs number:201-936-4
rtecs number:dm6636733
brn number:608324
pubchem number:24861820
physical property data
1. properties: colorless liquid
2. density (g/ml, 25/4℃): 1.494
3. relative vapor density (g/ml, air =1): undetermined
4. melting point (ºc) 15-18℃
5. boiling point (ºc, normal pressure): undetermined
6 . boiling point (ºc): 150℃ (4.5kpa), 111℃ (1kpa)
7. refractive index: 1.5895
8. flash point (ºc): 137
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. log value of oil-water (octanol/water) partition coefficient: undetermined
17. explosion upper limit (%, v/v): undetermined
18. explosion lower limit (%, v/v): undetermined
19. solubility: miscible with ethanol, ether, and carbon disulfide, but insoluble in water.
toxicological data
none
ecological data
none
molecular structure data
1. molar refractive index: 46.28
2. molar volume (cm3/mol): 139.7
3. isotonic specific volume (90.2k ): 362.8
4. surface tension (dyne/cm): 45.4
5. polarizability (10-24cm3): 18.34
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 1
4. number of rotatable chemical bonds: 1
5. number of tautomers: none
6. topological molecule polar surface area 17.1
7. number of heavy atoms: 11
8. surface charge: 0
9. complexity: 160
10. number of isotope atoms: 0
11. determine the atomic stereocenterquantity: 0
12. uncertain number of stereocenters of atoms: 0
13. determined number of stereocenters of chemical bonds: 0
14. uncertain chemical bonds number of 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
obtained from the reaction of 2,4-dichlorobenzoic acid and chlorine sulfite.
purpose
used as an intermediate for dyes and medicines.
