2,3-Didluoro-6-nitrophenol
2,3-Difluoro-6-nitrophenol
CAS: 82419-26-9
Molecular Formula: C6H3F2NO3
2,3-Didluoro-6-nitrophenol - Names and Identifiers
| Name | 2,3-Difluoro-6-nitrophenol |
| Synonyms | Benzamide, 4-fluoro- Difluoro-6-nitrophenol 6-NITRO-2,3-DIFLUOROPHENOL 2,3-Difluoro-6-nitrophenol 2,3-DIFLUORO-6-NITROPHENOL 2,3-Didluoro-6-nitrophenol 2,3-difluoro-6-nitrophenolate 2-HYDROXY-3,4-DIFLUORO NITROBENZENE |
| CAS | 82419-26-9 |
| EINECS | 212-535-9 |
| InChI | InChI=1/C6H3F2NO3/c7-3-1-2-4(9(11)12)6(10)5(3)8/h1-2,10H/p-1 |
2,3-Didluoro-6-nitrophenol - Physico-chemical Properties
| Molecular Formula | C6H3F2NO3 |
| Molar Mass | 175.09 |
| Density | 1.5200 (estimate) |
| Melting Point | 60-62 °C (lit.) |
| Boling Point | 215.9±35.0 °C(Predicted) |
| Flash Point | 84.4°C |
| Vapor Presure | 0.0984mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Light yellow to Green |
| BRN | 4410368 |
| pKa | 4.77±0.37(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Physical and Chemical Properties | Melting Point: 60 - 62 |
2,3-Didluoro-6-nitrophenol - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| HS Code | 29089990 |
| Hazard Note | Toxic |
| Hazard Class | IRRITANT, IRRITANT-H |
2,3-Didluoro-6-nitrophenol - Introduction
2,3-Difluoro-6-nitrophenol is an organic compound with the chemical formula C6H3F2NO3. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: It is a yellow to orange crystalline powder.
-Solubility: Soluble in alcohol and ketone solvents, slightly soluble in ether solvents, insoluble in water.
-Melting point: about 114-116°C.
-Stability: relatively stable under normal conditions.
Use:
- 2,3-Difluoro-6-nitrophenol is mainly used as an intermediate in dyes, pesticides, pharmaceuticals and organic synthesis.
-It can be used to prepare oxalate and aminooxalate pesticides.
-In organic synthesis reactions, 2,3-Difluoro-6-nitrophenol can be used as a substrate or reagent.
Preparation Method:
The preparation method of 2,3-Difluororo-6-nitrophenol includes the following steps:
1. react 2,3-difluorochlorobenzene with chlorocarbonic anhydride to generate 2,3-difluoric anhydride.
2.2,3-difluoric anhydride reacts with nitric acid to generate 2,3-difluoro -6-nitrobenzoic acid.
3. 2,3-difluoro-6-nitrobenzoic acid reacts with acid or acidic conditions to generate 2,3-Difluororo-6-nitrophenol.
Safety Information:
- 2,3-Difluoro-6-nitrophenol is toxic and contact with skin, eyes and inhalation of its dust should be avoided.
-Wear appropriate personal protective equipment such as gloves, goggles and protective masks when using or handling the compound.
-Store in a sealed container, away from fire and oxidizing agents.
-If you accidentally take or come into contact with this compound, seek medical attention immediately and bring the compound's safety data sheet with you.
Nature:
-Appearance: It is a yellow to orange crystalline powder.
-Solubility: Soluble in alcohol and ketone solvents, slightly soluble in ether solvents, insoluble in water.
-Melting point: about 114-116°C.
-Stability: relatively stable under normal conditions.
Use:
- 2,3-Difluoro-6-nitrophenol is mainly used as an intermediate in dyes, pesticides, pharmaceuticals and organic synthesis.
-It can be used to prepare oxalate and aminooxalate pesticides.
-In organic synthesis reactions, 2,3-Difluoro-6-nitrophenol can be used as a substrate or reagent.
Preparation Method:
The preparation method of 2,3-Difluororo-6-nitrophenol includes the following steps:
1. react 2,3-difluorochlorobenzene with chlorocarbonic anhydride to generate 2,3-difluoric anhydride.
2.2,3-difluoric anhydride reacts with nitric acid to generate 2,3-difluoro -6-nitrobenzoic acid.
3. 2,3-difluoro-6-nitrobenzoic acid reacts with acid or acidic conditions to generate 2,3-Difluororo-6-nitrophenol.
Safety Information:
- 2,3-Difluoro-6-nitrophenol is toxic and contact with skin, eyes and inhalation of its dust should be avoided.
-Wear appropriate personal protective equipment such as gloves, goggles and protective masks when using or handling the compound.
-Store in a sealed container, away from fire and oxidizing agents.
-If you accidentally take or come into contact with this compound, seek medical attention immediately and bring the compound's safety data sheet with you.
Last Update：2024-04-09 02:00:48
