3,5-Difluoro-o-anisonitrile

3,5-Difluoro-o-anisonitrile - 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

3,5-Difluoro-o-anisonitrile - 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

3,5-Difluoro-o-anisonitrile - Risk and Safety

Hazard Symbols	Xi - Irritant
Hazard Class	6.1

3,5-Difluoro-o-anisonitrile - 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.

Last Update：2024-04-09 21:01:54