Name | 4-Nitro-o-xylene |
Synonyms | 4-nitro-o-xylen 4-Nitro-o-xylene p-Nitro-o-xylene o-Xylene, 4-nitro- para-Nitro-ortho-xylene 4-Nitro-1,2-dimethylbenzene 1,2-dimethyl-4-nitrobenzene 1,2-DIMETHYL-4-NITROBENZENE 1,2-dimethyl-4-nitro-benzen 3,4-Dimethyl-1-nitrobenzene 4-NITRO-1,2-DIMETHYLBENZENE |
CAS | 99-51-4 |
EINECS | 202-761-6 |
InChI | InChI=1/C8H9NO2/c1-6-3-4-8(9(10)11)5-7(6)2/h3-5H,1-2H3 |
InChIKey | HFZKOYWDLDYELC-UHFFFAOYSA-N |
Molecular Formula | C8H9NO2 |
Molar Mass | 151.16 |
Density | 1.139g/mLat 25°C(lit.) |
Melting Point | 29 °C |
Boling Point | 255 °C |
Flash Point | >230°F |
Water Solubility | 100 mg/L (25 ºC) |
Solubility | 0.1g/l |
Vapor Presure | 21.73Pa at 25℃ |
Appearance | Liquid |
Color | White or Colorless to Yellow |
BRN | 2043245 |
Storage Condition | Store below +30°C. |
Stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
Refractive Index | 1.555-1.557 |
Physical and Chemical Properties | Density 1.112 melting point 29-31°C boiling point 255-257°C refractive index 1.555-1.557 flash point 113°C water-soluble 100 mg/L (25°C) |
Use | Used as pharmaceutical intermediates; Is an important raw material for the production of vitamin B2 by chemical synthesis |
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. |
Safety Description | S22 - Do not breathe dust. 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.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S13 - Keep away from food, drink and animal foodstuffs. |
UN IDs | UN 3447 6.1/PG 2 |
WGK Germany | 2 |
TSCA | Yes |
HS Code | 29042000 |
Hazard Class | 6.1 |
Packing Group | II |
LogP | -0.154 at 32℃ and pH6.13 |
dissociation constant | 0 at 28 ℃ |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
uses | is an important raw material for the production of vitamin B2 by chemical synthesis used as pharmaceutical intermediates; is an important raw material for the production of vitamin B2 by chemical synthesis |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |