NCR CF EF FO1
3,5-Difluoro-2-methoxybenzonitrile
CAS: 874804-08-7
Molecular Formula: C8H5F2NO
NCR CF EF FO1 - Names and Identifiers
| Name | 3,5-Difluoro-2-methoxybenzonitrile |
| Synonyms | NCR CF EF FO1 3,5-Difluoro-o-anisonitrile 3,5-Difluoro-2-methoxybenzonitrile Benzonitrile, 3,5-difluoro-2-methoxy- 2-Cyano-4,6-difluoroanisole, 3,5-Difluoro-o-anisonitrile |
| CAS | 874804-08-7 |
| InChI | InChI=1/C8H5F2NO/c1-12-8-5(4-11)2-6(9)3-7(8)10/h2-3H,1H3 |
NCR CF EF FO1 - Physico-chemical Properties
| Molecular Formula | C8H5F2NO |
| Molar Mass | 169.13 |
| Density | 1.27g/cm3 |
| Melting Point | 33-36℃ |
| Boling Point | 254.5°C at 760 mmHg |
| Flash Point | 107.7°C |
| Vapor Presure | 0.0172mmHg at 25°C |
| Storage Condition | 2-8°C |
| Refractive Index | 1.485 |
NCR CF EF FO1 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Hazard Class | 6.1 |
NCR CF EF FO1 - Introduction
3, is an organic compound with the chemical formula C8H5F2NO. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: Colorless to light yellow crystalline powder
-Melting Point: 54-59°C
-Boiling Point: 197-199°C
-relative molecular mass: 167.13g/mol
-Density: 1.37g/cm³
Use:
- 3, often used as an intermediate or starting material, as a reaction reagent in organic synthesis.
-It has certain applications in the field of pesticides and medicines, and can be used to synthesize new pesticides or drug molecules.
Preparation Method:
3, the preparation method of phosphonates can be carried out by the following steps:
1. First, 2,4-difluoro-6-methoxyphenol is reacted with chlorotrifluoromethanesulfonic anhydride to obtain 2,4-difluoro-6-methoxyphthalic anhydride.
2. Next, the obtained 2,4-difluoro-6-methoxyphthalic anhydride is reacted with cyanide under alkaline conditions to generate 3, 4-difluoro-6-methoxyphthalic anhydride.
Safety Information:
3, in the correct use and storage conditions generally have a low risk. However, as a chemical substance, the following safety precautions still need to be paid attention:
-Avoid prolonged or extensive contact with skin, eyes and respiratory tract.
-Use with appropriate protective equipment such as gloves, goggles and masks.
-Use in a well-ventilated place and away from open flames and ignition sources.
-When storing, it should be sealed and stored in a low temperature, dry and ventilated place, away from oxidizing agents.
Nature:
-Appearance: Colorless to light yellow crystalline powder
-Melting Point: 54-59°C
-Boiling Point: 197-199°C
-relative molecular mass: 167.13g/mol
-Density: 1.37g/cm³
Use:
- 3, often used as an intermediate or starting material, as a reaction reagent in organic synthesis.
-It has certain applications in the field of pesticides and medicines, and can be used to synthesize new pesticides or drug molecules.
Preparation Method:
3, the preparation method of phosphonates can be carried out by the following steps:
1. First, 2,4-difluoro-6-methoxyphenol is reacted with chlorotrifluoromethanesulfonic anhydride to obtain 2,4-difluoro-6-methoxyphthalic anhydride.
2. Next, the obtained 2,4-difluoro-6-methoxyphthalic anhydride is reacted with cyanide under alkaline conditions to generate 3, 4-difluoro-6-methoxyphthalic anhydride.
Safety Information:
3, in the correct use and storage conditions generally have a low risk. However, as a chemical substance, the following safety precautions still need to be paid attention:
-Avoid prolonged or extensive contact with skin, eyes and respiratory tract.
-Use with appropriate protective equipment such as gloves, goggles and masks.
-Use in a well-ventilated place and away from open flames and ignition sources.
-When storing, it should be sealed and stored in a low temperature, dry and ventilated place, away from oxidizing agents.
Last Update：2024-04-09 21:01:54
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