o-dimethylbenzene; 1,2-dimethylbenzene; o-xylene; 1,2-xylene; 2-xylene; o-xylol | |
In russian: | о-ксилол |
Links: | 📏 NIST, ⚗️ ChemSynthesis |
CAS RN: | [95-47-6] |
Formula: | C8H10; 106.17 g/mol |
InChiKey: | CTQNGGLPUBDAKN-UHFFFAOYSA-N |
SMILES: | c1ccc(c(c1)C)C |
Use: | artificial musk; dye intermediates; dyes; organic syntheses; removal of naphthalene from illuminating gas |
Toxicology (LD50): | 1 540 mg/Kg (rat, ip); 3 567 mg/Kg(rat, or); 3 300 mg/Kg(rat, sc) |
Density: | 0.876 g/mL |
Molar volume: | 121.2 mL/mol |
Refractive index: | 1.505 |
Molecular refractive power: | 35.97 mL/mol |
Dielectric constant: | 2.57 |
Dipole moment: | 0.45 D |
Melting point: | -25 °C |
Boiling point: | 146 °C |
Vapour pressure: | 6 Torr |
Antoine equation P(Torr) vs T(°C) | |
Surface tension: | 30.03 dyn/cm |
Viscosity: | 0.81 cP |
Critical temperature: | 358 °C |
Critical pressure: | 36.9 atm |
Critical volume: | 369.00 ml/mol |
Evaporation rate (ether): | 14.0 |
Evaporation rate (butyl acetate): | 0.7 |
Log10 partition octanol / water: | 3.09 |
Snyder P': | 2.5 |
Hildebrant solubility parameter (δ): | 9.0 |
Hansen solubility parameter: | δd: 8.7 (cal/mL)^0.5 δp: 0.5 (cal/mL)^0.5 δh: 1.5 (cal/mL)^0.5 |
Kauri butanol value: | 98 |