Molecular Formula | C6H6N2O2 |
Molar Mass | 138.12 |
Density | 1,255 g/cm3 |
Melting Point | 70-73 °C (lit.) |
Boling Point | 284 °C (lit.) |
Flash Point | 168 °C |
Water Solubility | 1.1 g/L (20 ºC) |
Solubility | methanol: 0.1g/mL, clear |
Vapor Presure | 8.1 at 25 °C (Mabey et al., 1982) |
Appearance | Crystals or Flakes |
Color | Orange to brown |
Merck | 14,6582 |
BRN | 509275 |
pKa | -0.26(at 25℃) |
PH | 6.1 (10g/l, H2O, 20℃)(slurry) |
Storage Condition | Store below +30°C. |
Stability | Stable. Incompatible with acids, acid chlorides, acid anhydrides, strong oxidizing agents, chloroformates, hexanitroethane. |
Refractive Index | 1.6349 (estimate) |
Physical and Chemical Properties | Orange-red needle-like crystals. |
Use | Used as dye intermediates and photographic ash control agent raw materials, can also be used for the production of pesticide carbendazim |
Risk Codes | R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R33 - Danger of cumulative effects R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R39/23/24/25 - R11 - Highly Flammable |
Safety Description | S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S28A - S16 - Keep away from sources of ignition. S7 - Keep container tightly closed. |
UN IDs | UN 1661 6.1/PG 2 |
WGK Germany | 2 |
RTECS | BY6650000 |
FLUKA BRAND F CODES | 8 |
TSCA | Yes |
HS Code | 29214210 |
Hazard Class | 6.1 |
Packing Group | II |
Toxicity | LD50 orally in Rabbit: 1600 mg/kg LD50 dermal Rabbit > 7940 mg/kg |
orange-red needle-like crystals. The relative density was 1.442. Boiling point 284 °c. Melting point 71.5 °c. Flash point 168.3 °c. Spontaneous ignition point 521. Soluble in ethanol and ether, slightly soluble in water.
O-nitrochlorobenzene is added into an autoclave containing ammonia water of a certain concentration at 185-190 ℃ and 4-4. 5MPa, the ammonia solution, the generation of O-nitroaniline crude after cooling, crystallization, filtration, that is, the finished product.
This product is ice dye GC, and other dye intermediates. It is also the intermediate of pesticide carbendazim, antioxidant MB and light stabilizer UV-P.