20624-87-7
3-氯-4,5-二甲氧基苯甲酸
CAS: 20624-87-7
Molecular Formula: C9H9ClO4
20624-87-7 - Names and Identifiers
| Name | 3-氯-4,5-二甲氧基苯甲酸 |
| Synonyms | Benzoic acid, 3-chloro-4,5-dimethoxy- 3-CHLORO-4 5-DIMETHOXYBENZOIC ACID 97 |
| CAS | 20624-87-7 |
20624-87-7 - Physico-chemical Properties
| Molecular Formula | C9H9ClO4 |
| Molar Mass | 216.62 |
| Melting Point | 189-193 °C (lit.) |
20624-87-7 - Risk and Safety
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
20624-87-7 - Introduction
3-Chloro-4, 5-dimethoxybenzoic acid is an organic compound whose chemical formula is C9H9ClO4.
Nature:
-Appearance: Colorless crystalline solid
-Melting point: 156-158°C
-Boiling point: 378.8°C
-Density: 1.367g/cm³
Use:
-3-Chloro-4, 5-dimethoxybenzoic acid can be used as an intermediate in organic synthesis. It can be used in the synthesis of oxalate, benzoate and other compounds.
-It can also be used as a synthetic intermediate for fungicides, pesticides and antibacterial drugs.
Preparation Method:
3-chloro-4, 5-dimethoxybenzoic acid can be obtained by chlorination of p-methyl anisole. Specific ways are as follows:
1. Dissolve p-methyl anisole in anhydrous ferric chloride.
2. Slowly add ferrous chloride as a catalyst.
3. Stir the reaction mixture at low temperature until the reaction is complete.
4. The reaction mixture was purified by distillation to obtain a 3-chloro-4, 5-dimethoxybenzoic acid product.
Safety Information:
-3-Chloro-4, 5-dimethoxybenzoic acid Contact with skin and eyes should be avoided.
-When using it should maintain good ventilation conditions, and wear protective gloves and goggles.
-Avoid contact with oxidizing agents, acids and strong bases during storage and handling.
-Do not inhale its dust or vapor to avoid entering the digestive tract. If swallowed, seek medical help immediately.
-During storage and transportation, please comply with relevant laws, regulations and regulations.
Nature:
-Appearance: Colorless crystalline solid
-Melting point: 156-158°C
-Boiling point: 378.8°C
-Density: 1.367g/cm³
Use:
-3-Chloro-4, 5-dimethoxybenzoic acid can be used as an intermediate in organic synthesis. It can be used in the synthesis of oxalate, benzoate and other compounds.
-It can also be used as a synthetic intermediate for fungicides, pesticides and antibacterial drugs.
Preparation Method:
3-chloro-4, 5-dimethoxybenzoic acid can be obtained by chlorination of p-methyl anisole. Specific ways are as follows:
1. Dissolve p-methyl anisole in anhydrous ferric chloride.
2. Slowly add ferrous chloride as a catalyst.
3. Stir the reaction mixture at low temperature until the reaction is complete.
4. The reaction mixture was purified by distillation to obtain a 3-chloro-4, 5-dimethoxybenzoic acid product.
Safety Information:
-3-Chloro-4, 5-dimethoxybenzoic acid Contact with skin and eyes should be avoided.
-When using it should maintain good ventilation conditions, and wear protective gloves and goggles.
-Avoid contact with oxidizing agents, acids and strong bases during storage and handling.
-Do not inhale its dust or vapor to avoid entering the digestive tract. If swallowed, seek medical help immediately.
-During storage and transportation, please comply with relevant laws, regulations and regulations.
Last Update：2024-04-09 15:18:09
