4-Nitro-o-xylene
Synonym(s):4-Nitro-o-xylene
- CAS NO.：99-51-4
- Empirical Formula: C8H9NO2
- Molecular Weight: 151.16
- MDL number: MFCD00007268
- EINECS: 202-761-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:47:16
What is 4-Nitro-o-xylene?
Chemical properties
yellow crystalline solid
The Uses of 4-Nitro-o-xylene
1,2-Dimethyl-4-nitrobenzene is used to classify environmental pollutants.
General Description
Yellow prisms or yellow crystalline solid.
Air & Water Reactions
Slightly soluble in water.
Reactivity Profile
4-Nitro-o-xylene is incompatible with strong oxidizers and strong bases.
Fire Hazard
4-Nitro-o-xylene is combustible.
Properties of 4-Nitro-o-xylene
| Melting point: | 29 °C |
| Boiling point: | 255 °C |
| Density | 1.139 g/mL at 25 °C(lit.) |
| vapor pressure | 21.73Pa at 25℃ |
| refractive index | 1.555-1.557 |
| Flash point: | >230 °F |
| storage temp. | Store below +30°C. |
| solubility | 0.1g/l |
| form | Liquid |
| color | White or Colorless to Yellow |
| Water Solubility | 100 mg/L (25 ºC) |
| BRN | 2043245 |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 99-51-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzene, 1,2-dimethyl-4-nitro-(99-51-4) |
| EPA Substance Registry System | 4-Nitro-o-xylene (99-51-4) |
Safety information for 4-Nitro-o-xylene
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..… |
Computed Descriptors for 4-Nitro-o-xylene
| InChIKey | HFZKOYWDLDYELC-UHFFFAOYSA-N |
4-Nitro-o-xylene manufacturer
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