Isophthalic acid, 2-aMino-
2-aminoisophthalic acid
CAS: 39622-79-2
Molecular Formula: C8H7NO4
Isophthalic acid, 2-aMino- - Names and Identifiers
| Name | 2-aminoisophthalic acid |
| Synonyms | 2,6-DicarboxyAniline 2-aminoisophthalic acid Isophthalic acid, 2-aMino- 2-AMinobenzene-1,3-dicarboxylic acid 1,3-Benzenedicarboxylic acid, 2-amino- 2-Aminobenzene-1,3-dicarboxylic acid, 2,6-Dicarboxyaniline |
| CAS | 39622-79-2 |
| InChI | InChI=1/C8H7NO4/c9-6-4(7(10)11)2-1-3-5(6)8(12)13/h1-3H,9H2,(H,10,11)(H,12,13) |
Isophthalic acid, 2-aMino- - Physico-chemical Properties
| Molecular Formula | C8H7NO4 |
| Molar Mass | 181.15 |
| Density | 1.4283 (rough estimate) |
| Melting Point | 312-315°C |
| Boling Point | 314.24°C (rough estimate) |
| Flash Point | 213.685°C |
| Vapor Presure | 0mmHg at 25°C |
| pKa | 4.27±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
| Refractive Index | 1.5468 (estimate) |
Isophthalic acid, 2-aMino- - 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. |
Isophthalic acid, 2-aMino- - Introduction
2-aminoisophthalic acid, also known as 2-aminoisophthalic acid, is an organic compound. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: White crystalline powder or crystal.
-Solubility: Soluble in water and some organic solvents, such as alcohols and ethers.
-Melting point: about 280°C.
-Molecular formula: C8H7NO4.
Use:
-Chemical industry: used as an intermediate for dyes and pigments.
-Pharmaceutical field: used to synthesize other organic compounds, such as fluorescent dyes and drugs.
Preparation Method:
The preparation methods of 2-aminoisophthalic acid mainly include the following two kinds:
1. Terephthalic anhydride reacts with aniline to generate 2-aminoisophthalic acid.
2. terephthalic acid reacts with ammonia water to obtain phthaloyl urea, and then after reaction and acidolysis, 2-aminoisophthalic acid is obtained.
Safety Information:
- 2-aminoisophthalic acid has low toxicity, but appropriate protective measures should be taken when using it, such as wearing protective glasses and gloves.
-During storage and transportation, avoid contact with oxidants and strong acids to prevent dangerous reactions.
-The substance should be stored in a dry, cool, well-ventilated place, away from fire and flammable substances.
Nature:
-Appearance: White crystalline powder or crystal.
-Solubility: Soluble in water and some organic solvents, such as alcohols and ethers.
-Melting point: about 280°C.
-Molecular formula: C8H7NO4.
Use:
-Chemical industry: used as an intermediate for dyes and pigments.
-Pharmaceutical field: used to synthesize other organic compounds, such as fluorescent dyes and drugs.
Preparation Method:
The preparation methods of 2-aminoisophthalic acid mainly include the following two kinds:
1. Terephthalic anhydride reacts with aniline to generate 2-aminoisophthalic acid.
2. terephthalic acid reacts with ammonia water to obtain phthaloyl urea, and then after reaction and acidolysis, 2-aminoisophthalic acid is obtained.
Safety Information:
- 2-aminoisophthalic acid has low toxicity, but appropriate protective measures should be taken when using it, such as wearing protective glasses and gloves.
-During storage and transportation, avoid contact with oxidants and strong acids to prevent dangerous reactions.
-The substance should be stored in a dry, cool, well-ventilated place, away from fire and flammable substances.
Last Update：2024-04-09 02:00:45
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