Product Name

  • Name

    2,2,3,3-TETRAFLUORO-1,4-BUTANEDIOL

  • EINECS -0
  • CAS No. 425-61-6
  • Density 1.454 g/cm3
  • Solubility Soluble in water.
  • Melting Point 77-82 °C (lit.)
  • Formula C4H6F4O2
  • Boiling Point 289.9 °C at 760 mmHg
  • Molecular Weight 162.084
  • Flash Point 129.1 °C
  • Transport Information UN 3276
  • Appearance white crystalline powder
  • Safety 37/39-26
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 425-61-6 (2,2,3,3-TETRAFLUORO-1,4-BUTANEDIOL)
  • Hazard Symbols IrritantXi
  • Synonyms 2,2,3,3-Tetrafluoro-1,4-butanediol;2,2,3,3-Tetrafluorobutanediol;NSC 95113;Tetrafluoro-1,4-butanediol;
  • PSA 40.46000
  • LogP 0.24160

Synthetic route

tetrafluorosuccinyl chloride
356-15-0

tetrafluorosuccinyl chloride

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

Conditions
ConditionsYield
With sodium tetrahydroborate; sodium hydroxide In ethanol; water at 10 - 20℃; for 0.5h; pH=Ca. 9;86.6%
perfluorosuccinic difluoride
679-13-0

perfluorosuccinic difluoride

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

Conditions
ConditionsYield
Stage #1: perfluorosuccinic difluoride With sodium tetrahydroborate In isopropyl alcohol at 5 - 80℃; for 3h;
Stage #2: With sulfuric acid In isopropyl alcohol at 35℃; for 1h;
53%
diethyl tetrafluorosuccinate
377-71-9

diethyl tetrafluorosuccinate

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride; diethyl ether
dimethyl tetrafluorosuccinate
356-36-5

dimethyl tetrafluorosuccinate

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In diethyl ether Heating;
2,2,3,3-tetrafluorobutane-1,4-diol diacetate
1220957-89-0

2,2,3,3-tetrafluorobutane-1,4-diol diacetate

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

Conditions
ConditionsYield
With sulfuric acid Product distribution / selectivity; Reflux;64 %Chromat.
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

trifluoromethylsulfonic anhydride
358-23-6

trifluoromethylsulfonic anhydride

trifluoro-methanesulfonic Acid 2,2,3,3-tetrafluoro-4-(trifluoro-methanesulfonyloxy)-butyl Ester
159760-17-5

trifluoro-methanesulfonic Acid 2,2,3,3-tetrafluoro-4-(trifluoro-methanesulfonyloxy)-butyl Ester

Conditions
ConditionsYield
Stage #1: 2,2,3,3-tetrafluorobutane-1,4-diol With pyridine In dichloromethane at 0℃; for 0.166667h;
Stage #2: trifluoromethylsulfonic anhydride In dichloromethane at 20℃; for 12h;
100%
Stage #1: 2,2,3,3-tetrafluorobutane-1,4-diol With pyridine In dichloromethane at 20℃;
Stage #2: trifluoromethylsulfonic anhydride In dichloromethane at 20℃;
95%
Stage #1: 2,2,3,3-tetrafluorobutane-1,4-diol With pyridine In dichloromethane for 0.25h;
Stage #2: trifluoromethylsulfonic anhydride In dichloromethane at 20℃; for 13h;
92%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

2,2,3,3-tetrafluorobutane-1,4-diyl bis(4-methylbenzenesulfonate)
122834-95-1

2,2,3,3-tetrafluorobutane-1,4-diyl bis(4-methylbenzenesulfonate)

Conditions
ConditionsYield
With pyridine at 55℃; for 24h;96%
With pyridine at 0 - 55℃; for 24h;94%
With pyridine at 0 - 55℃; for 24h;94%
With pyridine at 55℃; for 24h;94%
With pyridine at 0 - 55℃; for 24h;94%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

propargyl bromide
106-96-7

propargyl bromide

C10H10F4O2

C10H10F4O2

Conditions
ConditionsYield
Stage #1: 2,2,3,3-tetrafluorobutane-1,4-diol With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.5h;
Stage #2: propargyl bromide In tetrahydrofuran; mineral oil at 0 - 20℃;
94%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

benzyl bromide
100-39-0

benzyl bromide

mono-O-benzyl-2,2,3,3-tetrafluorobutane-1,4-diol
521316-04-1

mono-O-benzyl-2,2,3,3-tetrafluorobutane-1,4-diol

Conditions
ConditionsYield
With potassium carbonate In acetonitrile for 16h; Inert atmosphere; Reflux;93%
With potassium carbonate In acetone for 12h; Heating;90%
isocyanate de chlorosulfonyle
1189-71-5

isocyanate de chlorosulfonyle

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

2,2,3,3-tetrafluorobutane-1,4-diyl dicarbamate
22084-73-7

2,2,3,3-tetrafluorobutane-1,4-diyl dicarbamate

Conditions
ConditionsYield
In acetonitrile at 20℃;89%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

2,2-ethylenedioxy-4,4,6,6-tetrachlorocyclotriphosphazatriene
53943-77-4

2,2-ethylenedioxy-4,4,6,6-tetrachlorocyclotriphosphazatriene

1,1-(ethane-1',2'-dioxy)-3,3-(2',2',3',3'-tetrafluorobutane-1',4'-dioxy)-5,5-dichlorocyclotriphosphazene
1392324-64-9

1,1-(ethane-1',2'-dioxy)-3,3-(2',2',3',3'-tetrafluorobutane-1',4'-dioxy)-5,5-dichlorocyclotriphosphazene

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran; mineral oil at 20℃; for 24h; Inert atmosphere; Cooling with ice;85%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

4-bromobenzenecarbonitrile
623-00-7

4-bromobenzenecarbonitrile

2,2,3,3-tetrafluoro-1,4-(bis-4-cyano-1-phenoxy)butane

2,2,3,3-tetrafluoro-1,4-(bis-4-cyano-1-phenoxy)butane

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); dicyclohexyl-(2′,4′,6′-triisopropyl-3,6-dimethoxy-[1,1′-biphenyl]-2-yl)phosphine; caesium carbonate In toluene at 85℃; for 16h; Inert atmosphere;85%
iodo(trimethylsilyl)methane
4206-67-1

iodo(trimethylsilyl)methane

2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

2,2,3,3-tetrafluoro-4-((trimethylsilyl)methoxy)butanol
1465917-59-2

2,2,3,3-tetrafluoro-4-((trimethylsilyl)methoxy)butanol

Conditions
ConditionsYield
With potassium carbonate In acetone for 18h; Reflux;83%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

3-chloroprop-1-ene
107-05-1

3-chloroprop-1-ene

1,4-bis(allyloxy)-1H,1H,4H,4H-perfluorobutane

1,4-bis(allyloxy)-1H,1H,4H,4H-perfluorobutane

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium hydroxide In 1,2-dimethoxyethane at 85℃; for 16h;81.2%
With tetrabutylammomium bromide; potassium hydroxide In 1,2-dimethoxyethane at 85℃; for 16h;81.2%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

pentafluorophenyl isocyanate
1591-95-3

pentafluorophenyl isocyanate

2,2,3,3-tetrafluorobutane-1,4-diyl bis(N-pentafluorophenylcarbamate)
1610024-10-6

2,2,3,3-tetrafluorobutane-1,4-diyl bis(N-pentafluorophenylcarbamate)

Conditions
ConditionsYield
In acetonitrile at 20℃; for 4h; Inert atmosphere; Irradiation;79%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

1,2,3,3,3-pentafluoro-N-(1,1,2,2,2-pentafluoroethyl)-N-(trifluoromethyl)prop-1-en-1-amine

1,2,3,3,3-pentafluoro-N-(1,1,2,2,2-pentafluoroethyl)-N-(trifluoromethyl)prop-1-en-1-amine

(E/Z)-1,3,3,3-tetrafluoro-N-(1,1,2,2,2-pentafluoroethyl)-2-[2,2,3,3-tetrafluoro-4-[(E/Z)-2-fluoro-2-[1,1,2,2,2-pentafluoroethyl(trifluoromethyl)amino]-1-(trifluoromethyl)vinyloxy]butoxy]-N-(trifluoromethyl)prop-1-en-1-amine

(E/Z)-1,3,3,3-tetrafluoro-N-(1,1,2,2,2-pentafluoroethyl)-2-[2,2,3,3-tetrafluoro-4-[(E/Z)-2-fluoro-2-[1,1,2,2,2-pentafluoroethyl(trifluoromethyl)amino]-1-(trifluoromethyl)vinyloxy]butoxy]-N-(trifluoromethyl)prop-1-en-1-amine

Conditions
ConditionsYield
With potassium hydroxide In acetonitrile at 20℃; for 17h;77.95%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

phenyl isocyanate
103-71-9

phenyl isocyanate

2,2,3,3-tetrafluoro-4-hydroxybutyl N-phenylcarbamate
1610024-03-7

2,2,3,3-tetrafluoro-4-hydroxybutyl N-phenylcarbamate

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 20℃; for 1h; Schlenk technique; Inert atmosphere;74%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

allyl bromide
106-95-6

allyl bromide

1,4-bis(allyloxy)-1H,1H,4H,4H-perfluorobutane

1,4-bis(allyloxy)-1H,1H,4H,4H-perfluorobutane

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium hydroxide In tert-butyl methyl ether; water at 50 - 56℃;74%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

9,9-Dichloro-1,4-dimethyl-7-phenyl-7λ4-thia-1,4,6,8,10-pentaaza-5λ5,9λ5-diphospha-spiro[4.5]deca-5(10),6,8-triene 7-oxide

9,9-Dichloro-1,4-dimethyl-7-phenyl-7λ4-thia-1,4,6,8,10-pentaaza-5λ5,9λ5-diphospha-spiro[4.5]deca-5(10),6,8-triene 7-oxide

10,10,11,11-tetrafluoro-1,4-dimethyl-15-phenyl-8,13-dioxa-15λ4-thia-1,4,6,14,16-pentaaza-5λ5,7λ5-diphospha-dispiro[4.1.6.3]hexadeca-5(16),6,14-triene 15-oxide

10,10,11,11-tetrafluoro-1,4-dimethyl-15-phenyl-8,13-dioxa-15λ4-thia-1,4,6,14,16-pentaaza-5λ5,7λ5-diphospha-dispiro[4.1.6.3]hexadeca-5(16),6,14-triene 15-oxide

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran at -80 - 20℃;73%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

Methyl phenyldiazoacetate
22979-35-7

Methyl phenyldiazoacetate

C13H14F4O4

C13H14F4O4

Conditions
ConditionsYield
In dichloromethane at 20℃; Irradiation;73%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

phenyl isocyanate
103-71-9

phenyl isocyanate

2,2,3,3-tetrafluorobutane-1,4-diyl bis(N-phenylcarbamate)
1610024-06-0

2,2,3,3-tetrafluorobutane-1,4-diyl bis(N-phenylcarbamate)

Conditions
ConditionsYield
In acetonitrile at 20℃; for 4h; Inert atmosphere; Irradiation;71%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

phosphorochloridic acid bis-(2,2-difluoro-ethyl) ester
327189-70-8

phosphorochloridic acid bis-(2,2-difluoro-ethyl) ester

phosphoric acid 4-[bis-(2,2-difluoro-ethoxy)-phosphoryloxy]-2,2,3,3-tetrafluoro-butyl ester bis-(2,2-difluoro-ethyl) ester

phosphoric acid 4-[bis-(2,2-difluoro-ethoxy)-phosphoryloxy]-2,2,3,3-tetrafluoro-butyl ester bis-(2,2-difluoro-ethyl) ester

Conditions
ConditionsYield
With triethylamine In diethyl ether at 20℃; for 20h;65%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

7,7,9,9-tetrachloro-1-oxa-4,6,8,10-tetraaza-5λ5,7λ5,9λ5-triphospha-spiro[4.5]deca-5,7,9-triene
64487-59-8

7,7,9,9-tetrachloro-1-oxa-4,6,8,10-tetraaza-5λ5,7λ5,9λ5-triphospha-spiro[4.5]deca-5,7,9-triene

A

1,1-(2'-amino-1'-ethoxy)-3,3-(2',2',3',3'-tetrafluorobutane-1',4'-dioxy)-5,5-dichlorocyclotriphosphazene

1,1-(2'-amino-1'-ethoxy)-3,3-(2',2',3',3'-tetrafluorobutane-1',4'-dioxy)-5,5-dichlorocyclotriphosphazene

B

1,1-(2-amino-1-ethoxy)-3,3,5,5-bis(2,2,3,3-tetrafluorobutane-1,4-dioxy)cyclotriphosphazene

1,1-(2-amino-1-ethoxy)-3,3,5,5-bis(2,2,3,3-tetrafluorobutane-1,4-dioxy)cyclotriphosphazene

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran; mineral oil at 20℃; for 24h; Inert atmosphere; Cooling with ice;A 64%
B 16%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

A

C12H12Cl2F12N4O6P4
1259405-22-5

C12H12Cl2F12N4O6P4

B

C16H16F16N4O8P4
1259308-77-4

C16H16F16N4O8P4

Conditions
ConditionsYield
With octachlorocyclotetraphosphazene; sodium hydride In tetrahydrofuran at 20℃; for 24h; Inert atmosphere;A 3%
B 60%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

C12H22O7S

C12H22O7S

C15H24F4O6

C15H24F4O6

Conditions
ConditionsYield
Stage #1: 2,2,3,3-tetrafluorobutane-1,4-diol With sodium hydride In diethylene glycol dimethyl ether; mineral oil at 0℃; for 1h;
Stage #2: C12H22O7S In diethylene glycol dimethyl ether; mineral oil at 0 - 90℃; for 8h;
56%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

tert-butylchlorodiphenylsilane
58479-61-1

tert-butylchlorodiphenylsilane

4-((tert-butyldiphenylsilyl)oxy)-2,2,3,3-tetrafluorobutan-1-ol
164412-95-7

4-((tert-butyldiphenylsilyl)oxy)-2,2,3,3-tetrafluorobutan-1-ol

Conditions
ConditionsYield
With dmap; TEA In dichloromethane55%
With 1H-imidazole In dichloromethane40%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

2,2,4,4-Tetrachloro-7-methyl-1,3,5,7,11-pentaaza-2λ5,4λ5,6λ5-triphospha-spiro[5.5]undeca-1(6),2,4-triene
141100-39-2

2,2,4,4-Tetrachloro-7-methyl-1,3,5,7,11-pentaaza-2λ5,4λ5,6λ5-triphospha-spiro[5.5]undeca-1(6),2,4-triene

A

C8H14Cl2F4N5O2P3

C8H14Cl2F4N5O2P3

B

C12H18F8N5O4P3

C12H18F8N5O4P3

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran; mineral oil at 20℃; for 23h; Inert atmosphere;A 55%
B 8%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

2,2,3,3-tetrafluorobutane-1,4-diyl dinitrate
13848-88-9

2,2,3,3-tetrafluorobutane-1,4-diyl dinitrate

Conditions
ConditionsYield
With nitric acid; acetic acid at 0 - 20℃; for 3h;53%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

A

C4H4Cl6F4N4O2P4
1259308-69-4

C4H4Cl6F4N4O2P4

B

C4H4Cl6F4N4O2P4
1259308-67-2

C4H4Cl6F4N4O2P4

C

C8H8Cl4F8N4O4P4
1259308-73-0

C8H8Cl4F8N4O4P4

D

C8H8Cl4F8N4O4P4
1259308-71-8

C8H8Cl4F8N4O4P4

Conditions
ConditionsYield
With octachlorocyclotetraphosphazene; sodium hydride In tetrahydrofuran at 20℃; for 24h; Inert atmosphere;A 1%
B 49%
C 4%
D 9%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

2,2,3,3-tetrafluorobutane-1,4-diol bis(methanesulfonate)
117186-53-5

2,2,3,3-tetrafluorobutane-1,4-diol bis(methanesulfonate)

Conditions
ConditionsYield
With triethylamine In chloroform at -30 - -25℃; for 1h;47%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

bis(2,2,3,3-tetrafluoropropyl) chlorophosphate
65611-22-5

bis(2,2,3,3-tetrafluoropropyl) chlorophosphate

phosphoric acid 4-[bis-(2,2,3,3-tetrafluoro-propoxy)-phosphoryloxy]-2,2,3,3-tetrafluoro-butyl ester bis-(2,2,3,3-tetrafluoro-propyl) ester

phosphoric acid 4-[bis-(2,2,3,3-tetrafluoro-propoxy)-phosphoryloxy]-2,2,3,3-tetrafluoro-butyl ester bis-(2,2,3,3-tetrafluoro-propyl) ester

Conditions
ConditionsYield
With triethylamine In diethyl ether at 20℃; for 20h;41%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

2,2,2-Trifluoroethanesulfonyl chloride
1648-99-3

2,2,2-Trifluoroethanesulfonyl chloride

2,2,3,3-tetrafluorobutane-1,4-diol bis(2,2,2-trifluoroethanesulfonate)
117186-55-7

2,2,3,3-tetrafluorobutane-1,4-diol bis(2,2,2-trifluoroethanesulfonate)

Conditions
ConditionsYield
With triethylamine In chloroform at -30 - -25℃; for 1h;32%
2,2,3,3-tetrafluorobutane-1,4-diol
425-61-6

2,2,3,3-tetrafluorobutane-1,4-diol

C10H22Cl8N10P6
91651-24-0

C10H22Cl8N10P6

C26H38F16N10O8P6

C26H38F16N10O8P6

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran at 20℃; for 96h; Inert atmosphere;32%

1,4-Butanediol,2,2,3,3-tetrafluoro- Specification

The 1, 4-Butanediol, 2, 2, 3, 3-tetrafluoro-, with the CAS registry number of 425-61-6, is also known as 2, 2, 3, 3-Tetrafluorobutanediol. It belongs to the product categories of Organic Building Blocks; Oxygen Compounds; Polyols. This chemical's molecular formula is C4H6F4O2 and molecular weight is 162.08. What's more, its IUPAC name is 2, 2, 3, 3-Tetrafluorobutane-1, 4-diol.

Physical properties about 1, 4-Butanediol, 2, 2, 3, 3-tetrafluoro- are: (1)ACD/LogP: 0.27; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.27; (4)ACD/LogD (pH 7.4): 0.27; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 33.57; (8)ACD/KOC (pH 7.4): 33.57; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 18.46 Å2; (13)Index of Refraction: 1.354; (14)Molar Refractivity: 24.23 cm3; (15)Molar Volume: 111.4 cm3; (16)Surface Tension: 26.5 dyne/cm; (17)Density: 1.454 g/cm3; (18)Flash Point: 129.1 °C; (19)Enthalpy of Vaporization: 61.41 kJ/mol; (20)Boiling Point: 289.9 °C at 760 mmHg; (21)Vapour Pressure: 0.000235 mmHg at 25 °C.

Uses of 1, 4-Butanediol, 2, 2, 3, 3-tetrafluoro-: it is used to produce other chemicals. For example, it is used to produce 4-(tert-Butyl-diphenyl-silanyloxy)-2, 2, 3, 3-tetrafluoro-butan-1-ol. This reaction needs reagents TEA and DMAP. Meanwhile, it needs solvent CH2Cl2. The yield is about 55 %.

When you are using this chemical, please be cautious about it as the following:
As a chemical, it is irritating to eyes, respiratory system and skin. In addition, this chemical may cause inflammation to the skin or other mucous membranes. During using it, wear suitable gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1) SMILES: FC(F)(CO)C(F)(F)CO
(2) InChI: InChI=1/C4H6F4O2/c5-3(6,1-9)4(7,8)2-10/h9-10H,1-2H2
(3) InChIKey: CDZXJJOGDCLNKX-UHFFFAOYAA

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