602-00-6
3-Hydroxy-2-nitrobenzoic acid
CAS: 602-00-6
Molecular Formula: C7H5NO5
602-00-6 - Names and Identifiers
| Name | 3-Hydroxy-2-nitrobenzoic acid |
| Synonyms | Benzoic acid, hydroxynitro- 3-HYDROXY-2-NITROBENZOIC ACID 2-NITRO-3-HYDROXYBENZOIC ACID 3-Hydroxy-2-nitrobenzoic acid Benzoic acid, 3-hydroxy-2-nitro- |
| CAS | 602-00-6 |
| InChI | InChI=1/C7H5NO5/c9-5-3-1-2-4(7(10)11)6(5)8(12)13/h1-3,9H,(H,10,11) |
602-00-6 - Physico-chemical Properties
| Molecular Formula | C7H5NO5 |
| Molar Mass | 183.12 |
| Density | 1.631 |
| Melting Point | 179-181°C |
| Boling Point | 363°C |
| Flash Point | 167°C |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 6.68E-06mmHg at 25°C |
| Appearance | Solid |
| Color | Light Beige to Light Brown |
| BRN | 2372248 |
| pKa | 2.07±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.663 |
602-00-6 - Risk and Safety
| 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. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S37 - Wear suitable gloves. |
| HS Code | 29163990 |
602-00-6 - Introduction
3-Hydroxy-2-nitrobenzoic acid is an organic compound with the chemical formula C7H5NO5. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: 3-Hydroxy-2-nitrobenzoic acid is a yellow to orange crystalline solid.
-Melting point: about 200-203 degrees Celsius.
-Solubility: Soluble in hot water, ethanol and ether.
Use:
-Chemical research: 3-Hydroxy-2-nitrobenzoic acid can be used as raw materials or intermediates in organic synthesis, such as the manufacture of dyes, drugs and pesticides.
-Optical applications: Because it can absorb strong ultraviolet rays in the ultraviolet-visible region, this compound is also used as a calibration substance for ultraviolet-visible spectroscopy.
Preparation Method:
-A commonly used preparation method is to react 2-nitrobenzoic acid with liquid ammonia under alkaline conditions, and then add bromic acid to produce 2-nitro-3-bromobenzoic acid. This is then reacted with sodium hydroxide at elevated temperature to give 3-Hydroxy-2-nitrobenzoic acid.
Safety Information:
- 3-Hydroxy-2-nitrobenzoic acid is less toxic and irritant. However, it is still necessary to pay attention to safe operation, such as wearing protective gloves and glasses, and ensuring that the operation is carried out in a well-ventilated place.
-This compound has a certain impact on the environment, please deal with it in accordance with local regulations.
-During storage and transportation, avoid contact with oxidants, strong acids and strong bases to avoid dangerous reactions.
Please note that the above information is for reference only. Please read the product manual carefully and abide by the relevant safety operation procedures during specific use or operation.
Nature:
-Appearance: 3-Hydroxy-2-nitrobenzoic acid is a yellow to orange crystalline solid.
-Melting point: about 200-203 degrees Celsius.
-Solubility: Soluble in hot water, ethanol and ether.
Use:
-Chemical research: 3-Hydroxy-2-nitrobenzoic acid can be used as raw materials or intermediates in organic synthesis, such as the manufacture of dyes, drugs and pesticides.
-Optical applications: Because it can absorb strong ultraviolet rays in the ultraviolet-visible region, this compound is also used as a calibration substance for ultraviolet-visible spectroscopy.
Preparation Method:
-A commonly used preparation method is to react 2-nitrobenzoic acid with liquid ammonia under alkaline conditions, and then add bromic acid to produce 2-nitro-3-bromobenzoic acid. This is then reacted with sodium hydroxide at elevated temperature to give 3-Hydroxy-2-nitrobenzoic acid.
Safety Information:
- 3-Hydroxy-2-nitrobenzoic acid is less toxic and irritant. However, it is still necessary to pay attention to safe operation, such as wearing protective gloves and glasses, and ensuring that the operation is carried out in a well-ventilated place.
-This compound has a certain impact on the environment, please deal with it in accordance with local regulations.
-During storage and transportation, avoid contact with oxidants, strong acids and strong bases to avoid dangerous reactions.
Please note that the above information is for reference only. Please read the product manual carefully and abide by the relevant safety operation procedures during specific use or operation.
Last Update：2024-04-09 21:04:16
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CAS: 602-00-6
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Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
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