3,4-Dichlorobenzoic acid

2024-05-06by admin0

3,4-Dichlorobenzoic acid structural formula

Structural formula

Physical competition number 014V
Molecular formula C7H4Cl2O2
Molecular weight 190

3-4-Dichlorobenzoic acid,


Numbering system

CAS number:51-44-5

MDL number:MFCD00002492

EINECS number:200-099-2

RTECS number:DG7175000

BRN number:2044777

PubChem number:24862562

Physical property data

1. Properties: White crystal.

2. Density (g/mL, 25/4℃): Undetermined

3. Relative vapor density (g/mL, air=1): Undetermined

4. Melting point (ºC): 208.5

5. Boiling point (ºC, normal pressure): Undetermined

6. Boiling point (ºC, 5.2kPa): Undetermined

7. Refractive index: Undetermined

8. Flash point (ºC): Undetermined

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. Lower explosion limit (%, V/V): Undetermined

19. Solubility: Undetermined

Toxicological data

1. Acute toxicity: mouse subcutaneous LD50: 400mg/kg

Ecological data


Molecular structure data

1. Molar refractive index: 42.97

2. Molar volume (cm3/mol): 125.8

3. Isotonic specific volume (90.2K ): 341.1

4. Surface tension (dyne/cm): 53.9

5. Polarizability (10-24cm3): 17.03

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: none

6. Topological molecule polar surface area 37.3

7. Number of heavy atoms: 11

8. Surface charge: 0

9. Complexity: 161

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

�Quality and stability


Storage method

Seal and store in a cool place away from light.

Synthesis method



Used as an intermediate in organic synthesis


Leave a Reply

Your email address will not be published. Required fields are marked *