1,2-dichlorobenzene


o-dichlorobenzene; 1,2-dichlorobenzene; o-dichlorobenzol
Links:🌍 Wikipedia, 📏 NIST, 📖 PubMed
MeSH:Insecticides; Pesticides
CAS RN:[95-50-1]
Formula:C6H4Cl2; 147.00 g/mol
InChiKey:RFFLAFLAYFXFSW-UHFFFAOYSA-N
SMILES:c1ccc(c(c1)Cl)Cl
Molecular structure of 1,2-dichlorobenzene
Toxicology (LD50):489 mg/Kg (rabbit, iv); 500 mg/Kg(rat, or)
Density:1.306 g/mL
Molar volume:112.6 mL/mol
Refractive index:1.551
Molecular refractive power:35.94 mL/mol
Dielectric constant:7.50
Dipole moment:2.14 D
Melting point:-17 °C
Boiling point:173 °C
Vapour pressure:1 Torr
Antoine equation
P(Torr) vs T(°C)
Vapour pressure vs temperature
Surface tension:26.84 dyn/cm
Viscosity:1.32 cP
Critical temperature:417 °C
Critical pressure:4.0 atm
Log10 partition octanol / water:3.38
Snyder P':2.7
Dimroth ET:38.0
Hildebrant solubility parameter (δ):10.0
Hansen solubility parameter:δd: 9.4 (cal/mL)^0.5   δp: 3.1 (cal/mL)^0.5   δh: 1.6 (cal/mL)^0.5

Isomers

1,2-dichlorobenzene
Molecular structure of 1,2-dichlorobenzene
1,3-dichlorobenzene
Molecular structure of 1,3-dichlorobenzene
1,4-dichlorobenzene
Molecular structure of 1,4-dichlorobenzene