311810-75-0

Basic information

• Product Name: (4R,5S)-4,5-difluoro-1,3-dioxolan-2-one
• Synonyms: (4R,5S)-4,5-Difluoro-1,3-dioxolan-2-one; 1,3-dioxolan-2-one, 4,5-difluoro-, (4R,5S)-
• CAS NO: 311810-75-0
• Molecular Formula: C₃H₂F₂O₃
• Molecular Weight: 124.043
• EINECS: 608-588-6
• Mol File: 311810-75-0.mol
• Article Data: 7

Chemical Properties

• Boiling Point: 233.776°C at 760 mmHg
• Flash Point: 92.566°C
• Density: 1.528g/cm³
• Vapor Pressure: 0.055mmHg at 25°C
• Refractive Index: 1.355
• CAS DataBase Reference: (4R,5S)-4,5-difluoro-1,3-dioxolan-2-one(CAS DataBase Reference)
• NIST Chemistry Reference: (4R,5S)-4,5-difluoro-1,3-dioxolan-2-one(311810-75-0)
• EPA Substance Registry System: (4R,5S)-4,5-difluoro-1,3-dioxolan-2-one(311810-75-0)

Safety Data

• Hazardous Substances Data: 311810-75-0(Hazardous Substances Data)

Usage

General Description

(4R,5S)-4,5-difluoro-1,3-dioxolan-2-one is a chemical compound with the molecular formula C4H4F2O3. It is a cyclic organic compound that contains two fluorine atoms and a dioxolane ring. (4R,5S)-4,5-difluoro-1,3-dioxolan-2-one is used in synthetic chemistry as a building block for creating other organic compounds. It can also be used as a solvent or reagent in various chemical reactions. Additionally, (4R,5S)-4,5-difluoro-1,3-dioxolan-2-one may have potential applications in the pharmaceutical industry for the synthesis of drug molecules. Its unique structure and properties make it a valuable and versatile compound in the field of organic chemistry.

Upstream product

• 96-49-1 [1,3]-dioxolan-2-one 
• 114435-02-8 monofluoroethylene carbonate 
• 3967-55-3 4,5-dichloro-1,3-dioxolan-2-one 

Relevant articles and documents

4, 5-difluoroethylene carbonate and preparation method thereof

The invention discloses 4, 5-difluoroethylene carbonate and a preparation method thereof. The purity of the 4, 5-difluoroethylene carbonate is greater than 99.9%, and the chromaticity of the 4, 5-difluoroethylene carbonate can be less than 10 Hazen. The preparation method comprises the following steps: carrying out a chlorine substitution reaction on fluoroethylene carbonate and a chlorination reagent to obtain an intermediate 4-fluoro-5-chloroethylene carbonate; and carrying out a fluorine replacement reaction on the intermediate and a fluorination reagent to obtain the 4, 5-difluoroethylenecarbonate. The 4, 5-difluoroethylene carbonate and the preparation method thereof have the beneficial effects that the raw material consumption is reduced, the yield is high, the reaction conditions are mild, the purity is of the product improved, and the performance and the cost competitiveness of the product are improved.

MANUFACTURE OF DIFLUOROETHYLENE CARBONATE, TRIFLUOROETHYLENE CARBONATE AND TETRAFLUOROETHYLENE CARBONATE

Difluoroethylene carbonate, trifluoroethylene and tetrafluoroethylene carbonate are produced by the reaction between elemental fluorine and ethylene carbonate or fluorinated ethylene carbonates with a lower degree of fluorination.

CONTINUOUS PREPARATION OF CARBONATES

A process for the manufacture of fluoroethylene carbonate, difluoroethylene carbonate, fluoromethyl methyl carbonate and difluorinated dimethyl carbonate from ethylene carbonate and dimethyl carbonate and F2 is described wherein the fluorination process is performed continuously.