21211-07-4
Methyl 3-chlorobenzo(b)thiophene-2-carboxylate
CAS: 21211-07-4
Molecular Formula: C10H7ClO2S
21211-07-4 - Names and Identifiers
21211-07-4 - Physico-chemical Properties
| Molecular Formula | C10H7ClO2S |
| Molar Mass | 226.68 |
| Density | 1.391±0.06 g/cm3(Predicted) |
| Melting Point | 80-84°C(lit.) |
| Boling Point | 338.8±22.0 °C(Predicted) |
| Flash Point | 158.7°C |
| Vapor Presure | 9.6E-05mmHg at 25°C |
| BRN | 1312686 |
| Storage Condition | 2-8℃ |
| Refractive Index | 1.646 |
| MDL | MFCD00052503 |
21211-07-4 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 22 - Harmful if swallowed |
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| HS Code | 29349990 |
21211-07-4 - Introduction
Methyl 3-chlorobenzo (B) thiophene-2-carboxylate(Methyl 3-chlorobenzo (B) thiophene-2-carboxylate) is an organic compound with the molecular formula C12H9ClO2S, and its structure contains chlorine, sulfur and carboxyl groups. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: Methyl 3-chlorobenzo (B) thiophene-2-carboxylate is a white solid.
-Melting point: Its melting point range is 80-85 ° C.
-Solubility: It is poorly soluble in water, but soluble in some commonly used organic solvents.
Use:
-Chemical synthesis intermediate: Methyl 3-chloroform (B) thiophene-2-carboxylate can be used as a chemical synthesis intermediate for the synthesis of other organic compounds, such as drugs, pesticides and dyes.
-Functional materials: The compound can also be used to prepare certain functional materials, such as light-emitting materials, photoelectric materials, etc.
Method:
The preparation method of-Methyl 3-chloroform (B) thiophene-2-carboxylate can use a variety of different synthetic routes. A common method is to react 3-chlorobenzenothiophene with chloroformic acid to generate 3-chlorobenzenothiophene-2-carboxylic acid under alkaline conditions, and then esterify it with methanol, the target product is generated.
Safety Information:
- Methyl 3-chlorobenzo (B) thiophene-2-carboxylate is an organic synthetic compound, which is dangerous to human body and environment.
-Appropriate laboratory safety measures should be taken during handling, including wearing protective gloves, glasses, and laboratory clothing to avoid contact with the skin or entering the eyes.
-Avoid inhaling its vapors or dust, and maintain proper ventilation conditions.
-When storing and handling, please mark and store properly, and prevent reaction with oxidants and strong acids.
Nature:
-Appearance: Methyl 3-chlorobenzo (B) thiophene-2-carboxylate is a white solid.
-Melting point: Its melting point range is 80-85 ° C.
-Solubility: It is poorly soluble in water, but soluble in some commonly used organic solvents.
Use:
-Chemical synthesis intermediate: Methyl 3-chloroform (B) thiophene-2-carboxylate can be used as a chemical synthesis intermediate for the synthesis of other organic compounds, such as drugs, pesticides and dyes.
-Functional materials: The compound can also be used to prepare certain functional materials, such as light-emitting materials, photoelectric materials, etc.
Method:
The preparation method of-Methyl 3-chloroform (B) thiophene-2-carboxylate can use a variety of different synthetic routes. A common method is to react 3-chlorobenzenothiophene with chloroformic acid to generate 3-chlorobenzenothiophene-2-carboxylic acid under alkaline conditions, and then esterify it with methanol, the target product is generated.
Safety Information:
- Methyl 3-chlorobenzo (B) thiophene-2-carboxylate is an organic synthetic compound, which is dangerous to human body and environment.
-Appropriate laboratory safety measures should be taken during handling, including wearing protective gloves, glasses, and laboratory clothing to avoid contact with the skin or entering the eyes.
-Avoid inhaling its vapors or dust, and maintain proper ventilation conditions.
-When storing and handling, please mark and store properly, and prevent reaction with oxidants and strong acids.
Last Update：2024-04-09 02:00:44
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View History
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