3-Chloro-2-nitrobenzoic acid CAS No.4771-47-5
Names and Identifiers
Name
3-Chloro-2-nitrobenzoic acid
Synonyms
3-chloro-2-nitrobenzoate
2-NITRO-3-CHLOROBENZOICACID
3-CHLORO-2-NITROBENZOIC ACID
3-Chloro-2-nitrobenzoic acid
3-chloro-2-nitro...
Category：Pharmaceutical Materials
Introduction
Names and Identifiers
| Name | 3-Chloro-2-nitrobenzoic acid |
| Synonyms | 3-chloro-2-nitrobenzoate 2-NITRO-3-CHLOROBENZOICACID 3-CHLORO-2-NITROBENZOIC ACID 3-Chloro-2-nitrobenzoic acid 3-chloro-2-nitrobenzoicacidt 3-CHOLORO-2-NITROBNZOIC ACID Benzoic acid, 3-chloro-2-nitro- |
| CAS | 4771-47-5 |
| EINECS | 225-313-1 |
| InChI | InChI=1/C7H4ClNO4/c8-5-3-1-2-4(7(10)11)6(5)9(12)13/h1-3H,(H,10.11)/p-1 |
| InChIKey | VCHSXYHBMFKRBK-UHFFFAOYSA-N |
Physico-chemical Properties
| Molecular Formula | C7H4ClNO4 |
| Molar Mass | 201.56 |
| Density | 1.5660 |
| Melting Point | 237-239 °C (lit.) |
| Boling Point | 365.6±27.0 °C(Predicted) |
| Flash Point | 174.9°C |
| Water Solubility | 0.47g/L(25 ºC) |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 5.5E-06mmHg at 25°C |
| Appearance | Solid |
| Color | White to Off-White |
| BRN | 2109828 |
| pKa | 1.82±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.6000 (estimate) |
| MDL | MFCD00007087 |
Risk and Safety
| Hazard Symbols | Xi – Irritant |
| Risk Codes | 36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 – Wear suitable gloves and eye/face protection S24/25 – Avoid contact with skin and eyes. S36 – Wear suitable protective clothing. |
| WGK Germany | 3 |
| HS Code | 29163990 |
| Hazard Class | IRRITANT-HARMFUL |
Introduction
3-Chloro-2-nitrobenzoic acid is an organic compound with the chemical formula C7H4ClNO4. The following is a description of its nature, use, formulation and safety information:
Nature:
- -Appearance: 3-Chloro-2-nitrobenzoic acid is a white crystal or crystal powder.
- -Melting point: The melting point is about 165-169°C.
- -Solubility: 3-Chloro-2-nitrobenzoic acid is soluble in organic solvents such as ethanol, acetone and ether, and slightly soluble in water.
Use:
- – 3-Chloro-2-nitrobenzoic acid is commonly used as an intermediate in organic synthesis for the preparation of other compounds or drugs.
- -It can also be used in the fields of dyes, coatings and research reagents.
Preparation Method:
- – 3-Chloro-2-nitrobenzoic acid can usually be prepared by reacting p-nitrobenzoic acid with keel salt (stannous chloride).
- -Please refer to the organic synthesis literature or laboratory implementation for the specific preparation method.
Safety Information:
- – 3-Chloro-2-nitrobenzoic acid has a certain degree of irritation and corrosiveness, and should be rinsed with plenty of water immediately when in contact with skin and eyes.
- -During operation, good ventilation measures should be taken to avoid inhalation, intake or contact.
- -Please store and handle the compound properly, avoid contact with flammable substances and oxidizing agents, and avoid harmful substances.
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