2,4-Dinitrophenylacetic acid
- CAS NO.：643-43-6
- Empirical Formula: C8H6N2O6
- Molecular Weight: 226.14
- MDL number: MFCD00007227
- EINECS: 211-398-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:47:41
What is 2,4-Dinitrophenylacetic acid?
Chemical properties
beige crystalline powder
The Uses of 2,4-Dinitrophenylacetic acid
2,4-Dinitrophenylacetic acid was used in the preparation of 2-hydroxy-4-nitrohenzonitrile, required for the synthesis of parabactin azide (catecholamide siderophore photoaffinity label).
General Description
Coupling of 2,4-dinitrophenylacetic acid with diazonium salts has been reported.
Purification Methods
Crystallise the acid from H2O. [Beilstein 9 IV 1691.]
Properties of 2,4-Dinitrophenylacetic acid
| Melting point: | 169-175 °C (lit.) |
| Boiling point: | 367.74°C (rough estimate) |
| Density | 1.6136 (rough estimate) |
| refractive index | 1.6000 (estimate) |
| storage temp. | Store below +30°C. |
| pka | pK1:3.50 (25°C) |
| form | powder to crystal |
| color | White to Orange to Green |
| BRN | 1990798 |
| CAS DataBase Reference | 643-43-6(CAS DataBase Reference) |
| EPA Substance Registry System | Benzeneacetic acid, 2,4-dinitro- (643-43-6) |
Safety information for 2,4-Dinitrophenylacetic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,4-Dinitrophenylacetic acid
2,4-Dinitrophenylacetic acid manufacturer
A.J Chemicals
New Delhi
Phone:91-9810153283
Whatsapp: 91-9810153283
product: 2,4-Dinitrophenylacetic acid
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