2,5-Dichloroaniline
- CAS NO.：95-82-9
- Empirical Formula: C6H5Cl2N
- Molecular Weight: 162.02
- MDL number: MFCD00007667
- EINECS: 202-455-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 03:31:49
What is 2,5-Dichloroaniline?
Chemical properties
light brown solid
The Uses of 2,5-Dichloroaniline
2,5-Dichloroaniline is used as an intermediate in the synthesis of dyestuffs, pigments, and pesticides.
The Uses of 2,5-Dichloroaniline
2,5-Dichloroaniline was used in a study to develop a fast and sensitive quantitative method for the detection of some aniline derivatives by solid-phase microextraction in gas chromatography-mass spectrometry.
Definition
ChEBI: A dichloroaniline carrying chloro groups at positions 2 and 5.
Synthesis Reference(s)
Journal of the American Chemical Society, 87, p. 2767, 1965 DOI: 10.1021/ja01090a050
General Description
Brown crystalline solid.
Air & Water Reactions
2,5-Dichloroaniline is sensitive to prolonged exposure to heat, light and air. . Insoluble in water.
Reactivity Profile
2,5-Dichloroaniline is incompatible with acids, acid chlorides, acid anhydrides and oxidizing agents.
Fire Hazard
2,5-Dichloroaniline is combustible.
Properties of 2,5-Dichloroaniline
| Melting point: | 47-50 °C (lit.) |
| Boiling point: | 251 °C (lit.) |
| Density | 1.54 |
| vapor pressure | 1Pa at 25℃ |
| refractive index | 1.6000 (estimate) |
| Flash point: | >230 °F |
| storage temp. | Store below +30°C. |
| solubility | Soluble in dilute hydrochloric acid. |
| pka | 1.60±0.10(Predicted) |
| form | powder to crystal |
| Colour Index | 37010 |
| color | White to Light yellow to Dark green |
| PH | 6.5 (0.66g/l, H2O) |
| Water Solubility | ca. 0.56 g/L (20 ºC) |
| Sensitive | Air & Light Sensitive |
| BRN | 1447438 |
| Stability: | Stable. Incompatible with acids, acid chlorides, acid anhydrides, oxidizing agents. |
| CAS DataBase Reference | 95-82-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzenamine, 2,5-dichloro-(95-82-9) |
| EPA Substance Registry System | 2,5-Dichloroaniline (95-82-9) |
Safety information for 2,5-Dichloroaniline
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H373:Specific target organ toxicity, repeated exposure H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P314:Get medical advice/attention if you feel unwell. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for 2,5-Dichloroaniline
2,5-Dichloroaniline manufacturer
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