3807-81-6
5-Nitro-1,2,3-benzenetricarboxylic acid
CAS: 3807-81-6
Molecular Formula: C9H5NO8
3807-81-6 - Names and Identifiers
| Name | 5-Nitro-1,2,3-benzenetricarboxylic acid |
| Synonyms | 5-Nitro-1,2,3-nitroacetophenone 1-NITROBENZENE-3,4,5-TRICARBOXYLIC ACID 5-Nitro-1,2,3-benzenetricarboxylic acid 5-nitrobenzene-1,2,3-tricarboxylic acid 5-nitro-1.2.3-benzenetricarboxylic acid 5-NITRO-1,2,3-BENZENETRICARBOXYLIC ACID 5-NITRO-BENZENE-1,2,3-TRICARBOXYLIC ACID 1,2,3-Benzenetricarboxylic acid, 5-nitro- |
| CAS | 3807-81-6 |
| EINECS | 1312995-182-4 |
| InChI | InChI=1/C9H5NO8/c11-7(12)4-1-3(10(17)18)2-5(8(13)14)6(4)9(15)16/h1-2H,(H,11,12)(H,13,14)(H,15,16) |
3807-81-6 - Physico-chemical Properties
| Molecular Formula | C9H5NO8 |
| Molar Mass | 255.14 |
| Density | 1.837±0.06 g/cm3(Predicted) |
| Melting Point | 208 °C |
| Boling Point | 546.4±50.0 °C(Predicted) |
| Flash Point | 240.4°C |
| Vapor Presure | 8.97E-13mmHg at 25°C |
| pKa | 2.09±0.30(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.698 |
3807-81-6 - Introduction
5-Nitro-1,2,3-benzenetricarboxylic acid is an organic compound with the chemical formula C9H5NO8. The following is a description of its nature, use, preparation and safety information:
Nature:
1. Appearance: 5-Nitro-1,2,3-benzenetricarboxylic acid is colorless crystal or light yellow crystal.
2. Solubility: Its solubility in water is low, but it is soluble in acid and alkali solutions.
3. Melting Point: The melting point of 5-Nitro-1,2,3-benzenetricarboxylic acid is about 300 degrees Celsius.
4. Stability: It is relatively stable at room temperature, but it may decompose under the action of high temperature, fire source or strong oxidant.
Use:
1. Chemical industry: 5-Nitro-1,2,3-benzenetricarboxylic acid can be used as an intermediate in organic synthesis and used in the synthesis of other organic compounds.
2. Additives: It can also be used as additives for dyes, fluorescent agents and photochemical materials.
3. analytical chemistry: it is commonly used in coordination chemistry, spectrophotometry and red spectrum analysis and other fields.
Preparation Method:
5-Nitro-1,2,3-benzenetricarboxylic acid has many preparation methods, and the common method is obtained by nitration of benzene tricarboxylic acid. The specific steps are as follows: Benzene tricarboxylic acid is dissolved in sulfuric acid, nitric acid is added dropwise slowly, a precipitate is obtained after the reaction, and the target product can be obtained by washing the precipitate.
Safety Information:
1. 5-Nitro-1,2,3-benzenetricarboxylic acid has low toxicity to human body under general conditions, but it is still necessary to avoid inhalation and contact with skin, eyes, etc.
2. in handling or use should wear appropriate protective measures, such as wear gloves, protective glasses and protective masks.
3. The compound may be decomposed under high temperature conditions to produce toxic gases, and it is necessary to avoid heating or reacting with strong oxidants.
4. Private and environmental safety, storage, transportation and handling in accordance with local laws and regulations.
Nature:
1. Appearance: 5-Nitro-1,2,3-benzenetricarboxylic acid is colorless crystal or light yellow crystal.
2. Solubility: Its solubility in water is low, but it is soluble in acid and alkali solutions.
3. Melting Point: The melting point of 5-Nitro-1,2,3-benzenetricarboxylic acid is about 300 degrees Celsius.
4. Stability: It is relatively stable at room temperature, but it may decompose under the action of high temperature, fire source or strong oxidant.
Use:
1. Chemical industry: 5-Nitro-1,2,3-benzenetricarboxylic acid can be used as an intermediate in organic synthesis and used in the synthesis of other organic compounds.
2. Additives: It can also be used as additives for dyes, fluorescent agents and photochemical materials.
3. analytical chemistry: it is commonly used in coordination chemistry, spectrophotometry and red spectrum analysis and other fields.
Preparation Method:
5-Nitro-1,2,3-benzenetricarboxylic acid has many preparation methods, and the common method is obtained by nitration of benzene tricarboxylic acid. The specific steps are as follows: Benzene tricarboxylic acid is dissolved in sulfuric acid, nitric acid is added dropwise slowly, a precipitate is obtained after the reaction, and the target product can be obtained by washing the precipitate.
Safety Information:
1. 5-Nitro-1,2,3-benzenetricarboxylic acid has low toxicity to human body under general conditions, but it is still necessary to avoid inhalation and contact with skin, eyes, etc.
2. in handling or use should wear appropriate protective measures, such as wear gloves, protective glasses and protective masks.
3. The compound may be decomposed under high temperature conditions to produce toxic gases, and it is necessary to avoid heating or reacting with strong oxidants.
4. Private and environmental safety, storage, transportation and handling in accordance with local laws and regulations.
Last Update：2024-04-10 22:29:15
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