1. Character: light yellow oily liquid

　　2. Melting point (℃): - 57

　　3. Boiling point (℃): 196.2

　　4. Relative density (water = 1): 0.99

　　5. Relative vapor density (air = 1): 3.70

　　6. Saturated vapor pressure (kPa): 0.13 (36.0 ℃)

　　7. Combustion heat (kJ / mol): - 4069.2

　　8. Critical pressure (MPA): 5.2

　　9. Octanol / water partition coefficient: 1.66

　　10. Flash point (℃): 78.9

　　11. Ignition temperature (℃): 511

　　12. Upper explosion limit (%): 7.4

　　13. Lower explosion limit (%): 1.2

　　14. Solubility: slightly soluble in water, soluble in ethanol, ether, chloroform.

　　Viscosity (MPA · s, 15 ° C): 2.568

　　16. Viscosity (MPA · s, 30 ° C): 1.766

　　17. Evaporation heat (kJ / kg, 193.6 ° C): 423.6

　　18. Heat of formation (kJ / mol, liquid): 32.19

　　19. Heat of combustion (kJ / mol, constant volume): 4075.9

　　Specific heat capacity (kJ / (kg · K), 20 ~ 190 ° C, constant pressure): 2.148

　　21. Conductivity (s / m, 20 ° C): < 10-7

　　22. Thermal conductivity (w / (m · K), room temperature): 0.185057

　　23. Volume expansion coefficient (k-1): 0.000815

【 Main uses 】

　　1. It is the main intermediate of a new generation of low toxicity herbicide, which has been widely used in Europe and America due to its low toxicity;

　　2. It is the raw material for the synthesis of low toxicity insecticide buprofezin, which is widely used in Japan, Europe and America, Brazil and other countries;

　　3. It is a raw material for the synthesis of medicine and dyes, which is widely used in the production of pharmaceutical intermediates and cationic dye intermediates;

　　4. Widely used as gasoline additive to increase gasoline octane number.