2-Chloro-3-nitrobenzoic acid
- CAS NO.：3970-35-2
- Empirical Formula: C7H4ClNO4
- Molecular Weight: 201.56
- MDL number: MFCD00007069
- EINECS: 223-590-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 19:11:34
What is 2-Chloro-3-nitrobenzoic acid?
Chemical properties
White to light yellow crystal powder
The Uses of 2-Chloro-3-nitrobenzoic acid
2-Chloro-3-nitrobenzoic acid is used in a microwave-promoted Ulmann condensation with 2-aminopyridines.
The Uses of 2-Chloro-3-nitrobenzoic acid
2-Chloro-3-nitrobenzoic acid was used as reagent during the synthesis of new biprivileged molecular scaffolds of tetracyclic indolo-benzodiazepines and indolo-quinoxalines. It was used in a microwave-promoted Ulmann condensation with 2-aminopyridines.
General Description
2-Chloro-3-nitrobenzoic acid undergoes condensation with aminoquinolines to yield phenylquinolylamines.
Properties of 2-Chloro-3-nitrobenzoic acid
| Melting point: | 183-187 °C (lit.) |
| Boiling point: | 359.9±27.0 °C(Predicted) |
| Density | 1.6620 |
| refractive index | 1.6000 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Powder |
| pka | pK1: 2.02 (25°C) |
| color | White to cream-yellow with a green cast |
| BRN | 645427 |
| CAS DataBase Reference | 3970-35-2(CAS DataBase Reference) |
Safety information for 2-Chloro-3-nitrobenzoic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H317:Sensitisation, Skin H319:Serious eye damage/eye 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. P272:Contaminated work clothing should not be allowed out of the workplace. 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-Chloro-3-nitrobenzoic acid
2-Chloro-3-nitrobenzoic acid manufacturer
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product: 2-Chloro-3-nitrobenzoic acid 3970-35-2 98%
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