98550-01-7
1H-Indazole-5-sulfonic acid
CAS: 98550-01-7
Molecular Formula: C7H6N2O3S
98550-01-7 - Names and Identifiers
| Name | 1H-Indazole-5-sulfonic acid |
| Synonyms | 1H-Indazole-5-sulfonic acid 1(2)H-indazole-5-sulfonic acid |
| CAS | 98550-01-7 |
98550-01-7 - Physico-chemical Properties
| Molecular Formula | C7H6N2O3S |
| Molar Mass | 198.2 |
| Boling Point |
98550-01-7 - Introduction
1H-Indazole-5-sulfonic acid is an organic compound with the chemical formula C7H6N2O3S. The following is a description of its nature, use, preparation and safety information:
Nature:
1H-Indazole-5-sulfonic acid is a colorless solid with strong acidity. It can be dissolved in water and most organic solvents. It has a melting point of about 140-150°C.
Use:
1H-Indazole-5-sulfonic acid is often used as a reagent and catalyst in organic synthesis. It can be used in the synthesis of other compounds, such as blue organic dyes, pyrazole derivatives, etc. In addition, it is also used in some reactions in organic synthesis, such as nucleophilic substitution, Friedel-Crafts reaction, etc.
Preparation Method:
The preparation method of 1H-Indazole-5-sulfonic acid can be obtained by the reaction between 1H-indazole and sulfinic anhydride. First, 1H-indazole is reacted with sulfinic anhydride under basic conditions to yield 1H-Indazole-5-sulfonic acid. The reaction is usually carried out at room temperature, and the product can be purified by crystallization or extraction.
Safety Information:
1H-Indazole-5-sulfonic acid is a relatively stable and safe compound under general conditions. However, due to its strong acidity, contact with skin, eyes and respiratory tract may cause irritation. Wear appropriate protective equipment such as safety glasses, gloves and laboratory coats during operation. Also, avoid inhaling dust or contact with skin. If ingested or inhaled, seek medical help promptly.
Nature:
1H-Indazole-5-sulfonic acid is a colorless solid with strong acidity. It can be dissolved in water and most organic solvents. It has a melting point of about 140-150°C.
Use:
1H-Indazole-5-sulfonic acid is often used as a reagent and catalyst in organic synthesis. It can be used in the synthesis of other compounds, such as blue organic dyes, pyrazole derivatives, etc. In addition, it is also used in some reactions in organic synthesis, such as nucleophilic substitution, Friedel-Crafts reaction, etc.
Preparation Method:
The preparation method of 1H-Indazole-5-sulfonic acid can be obtained by the reaction between 1H-indazole and sulfinic anhydride. First, 1H-indazole is reacted with sulfinic anhydride under basic conditions to yield 1H-Indazole-5-sulfonic acid. The reaction is usually carried out at room temperature, and the product can be purified by crystallization or extraction.
Safety Information:
1H-Indazole-5-sulfonic acid is a relatively stable and safe compound under general conditions. However, due to its strong acidity, contact with skin, eyes and respiratory tract may cause irritation. Wear appropriate protective equipment such as safety glasses, gloves and laboratory coats during operation. Also, avoid inhaling dust or contact with skin. If ingested or inhaled, seek medical help promptly.
Last Update：2024-04-10 22:29:15
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CAS: 98550-01-7
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CAS: 98550-01-7
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
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