2-(Fluorosulfonyl)difluoroacetic acid Chemical Properties

Boiling point:

153 °C(lit.)

Density 

1.723 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.36(lit.)

Flash point:

>230 °F

solubility 

Chloroform (Soluble), DMSO (Slightly)

form 

liquid

pka

-0.38±0.10(Predicted)

color 

colorless

Water Solubility 

It is soluble in water.

Sensitive 

Moisture Sensitive

CAS DataBase Reference

1717-59-5(CAS DataBase Reference)

Safety Information

Hazard Codes 

C,T+

Risk Statements 

34-35-27/28

Safety Statements 

26-27-36/37/39-45-28

RIDADR 

UN 1760 8/PG 2

WGK Germany 

3

Hazard Note 

Corrosive

TSCA 

No

HazardClass 

8

PackingGroup 

II

HS Code 

29159000

MSDS

• Language:English Provider:SigmaAldrich

2-(Fluorosulfonyl)difluoroacetic acid Usage And Synthesis

Uses

Difluorocarbene source for the difluoromethylation of alcohols.

Uses

2,2-Difluoro-2-(fluorosulfonyl)acetic acid, is used as an important raw material and intermediate used in organic Synthesis, pharmaceuticals, agrochemicals and dyestuff. It is also used as an important reagent in the synthesis of difluorocarbenes and difluorocyclopropanes.

Uses

An important reagent in the synthesis of difluorocarbenes and difluorocyclopropanes.

General Description

2,2-Difluoro-2-(fluorosulfonyl)acetic acid reagent is employed as a difluorocarbene source for difluoromethylation of phenolic hydroxyl groups.

2-(Fluorosulfonyl)difluoroacetic acid(1717-59-5)Related Product Information

• Trifluoroacetic anhydride
• Fluroxypyr
• Ethyl trifluoroacetate
• Difluoroacetic acid
• Folic acid
• Trifluoroacetic acid
• Citric acid
• Ethyl bromodifluoroacetate
• Ethyl 2-(Chlorosulfonyl)acetate
• Ascoric Acid
• Acetic anhydride
• Phenylacetic acid
• Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate
• Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate
• 2-(Fluorosulfonyl)difluoroacetic acid