6-Aminonaphthalene-2-carboxylic acid, 6-Amino-2-carboxynaphthalene
6-Amino-2-naphthoic acid
CAS: 116668-47-4
Molecular Formula: C11H9NO2
6-Aminonaphthalene-2-carboxylic acid, 6-Amino-2-carboxynaphthalene - Names and Identifiers
| Name | 6-Amino-2-naphthoic acid |
| Synonyms | 6-AMINO-2-NAPHTHOIC ACID 6-Amino-2-naphthoic acid 6-Amino-2-naphthoic acid, tech 6-amino-2-naphthalenecarboxylate 6-Amino-2-naphthalenecarboxylic acid 2-Naphthalenecarboxylicacid,6-amino-(9CI) 6-Aminonaphthalene-2-carboxylic acid, 6-Amino-2-carboxynaphthalene |
| CAS | 116668-47-4 |
| InChI | InChI=1/C11H9NO2/c12-10-4-3-7-5-9(11(13)14)2-1-8(7)6-10/h1-6H,12H2,(H,13,14)/p-1 |
6-Aminonaphthalene-2-carboxylic acid, 6-Amino-2-carboxynaphthalene - Physico-chemical Properties
| Molecular Formula | C11H9NO2 |
| Molar Mass | 187.19 |
| Density | 1.1963 (rough estimate) |
| Melting Point | 206-209 °C (lit.) |
| Boling Point | 321.94°C (rough estimate) |
| Flash Point | 205.8°C |
| Solubility | soluble in Methanol |
| Vapor Presure | 1.08E-07mmHg at 25°C |
| Appearance | Powder |
| Color | Beige-green |
| pKa | 4.49±0.30(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.4900 (estimate) |
6-Aminonaphthalene-2-carboxylic acid, 6-Amino-2-carboxynaphthalene - 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. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| HS Code | 29163990 |
6-Aminonaphthalene-2-carboxylic acid, 6-Amino-2-carboxynaphthalene - Introduction
6-amino -2-naphthoic acid, also known as benzothiophene-2-carboxylic acid, is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
-Chemical formula: C12H9NO2S
-Appearance: Colorless or yellow crystal
-Solubility: Slightly soluble in water, easily soluble in organic solvents such as ethanol and chloroform
-Melting point: about 220-223°C
-Stability: Stable at room temperature
Use:
-6-Amino-2-naphthoic acid can be used as an intermediate in organic synthesis.
-It can be used to prepare drugs, dyes and photosensitive materials.
Preparation Method:
6-Amino-2-naphthoic acid can be prepared by the following steps:
1. take benzothiophene as starting material.
2. Nitrate benzothiophene in the mixed acid of sulfuric acid and nitric acid to obtain the nitrated product.
3. Reduction of the nitrated product to give 6-amino -2-naphthoic acid.
Safety Information:
-6-Amino-2-naphthoic acid is generally considered to be a relatively safe compound under normal use.
-It may be irritating to eyes and skin, so avoid contact with eyes and skin when using it.
-Take appropriate precautions during handling and storage, such as wearing protective gloves and goggles.
-If swallowed or inhaled, seek medical attention immediately.
Nature:
-Chemical formula: C12H9NO2S
-Appearance: Colorless or yellow crystal
-Solubility: Slightly soluble in water, easily soluble in organic solvents such as ethanol and chloroform
-Melting point: about 220-223°C
-Stability: Stable at room temperature
Use:
-6-Amino-2-naphthoic acid can be used as an intermediate in organic synthesis.
-It can be used to prepare drugs, dyes and photosensitive materials.
Preparation Method:
6-Amino-2-naphthoic acid can be prepared by the following steps:
1. take benzothiophene as starting material.
2. Nitrate benzothiophene in the mixed acid of sulfuric acid and nitric acid to obtain the nitrated product.
3. Reduction of the nitrated product to give 6-amino -2-naphthoic acid.
Safety Information:
-6-Amino-2-naphthoic acid is generally considered to be a relatively safe compound under normal use.
-It may be irritating to eyes and skin, so avoid contact with eyes and skin when using it.
-Take appropriate precautions during handling and storage, such as wearing protective gloves and goggles.
-If swallowed or inhaled, seek medical attention immediately.
Last Update：2024-04-09 20:49:11
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