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| CAS No.: | 381-73-7 |
|---|---|
| Name: | Difluoroacetic acid |
| Molecular Structure: | |
|
|
|
| Formula: | C2H2F2O2 |
| Molecular Weight: | 96.0335 |
| Synonyms: | Aceticacid, difluoro- (6CI,7CI,8CI,9CI);2,2-Difluoroacetic acid; |
| EINECS: | 206-839-0 |
| Density: | 1.424 g/cm3 |
| Melting Point: | -1 °C |
| Boiling Point: | 136.137 °C at 760 mmHg |
| Flash Point: | 36.135 °C |
| Solubility: | 1000g/L at 37℃ |
| Appearance: | colorless to pale yellow transparent liquid |
| Hazard Symbols: |
 C
|
| Risk Codes: | 34-35 |
| Safety: | 26-36/37/39-45 |
| Transport Information: | UN 3265 8/PG 2 |
| PSA: | 37.30000 |
| LogP: | 0.33610 |
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Chemistry
Molecular Structure of Difluoroacetic acid (381-73-7):
IUPAC Name: 2,2-Difluoroacetic acid
Molecular Formula: C2H2F2O2
Molecular Weight: 96.032886 g/mol
Melting Point: -1 °C
Density: 1.526 g/cm3
Flash Point: 78 °C
Refractive Index: 1.342-1.345
Enthalpy of Vaporization: 41.21 kJ/mol
Boiling Point: 132-134 °C at 760 mmHg
Vapour Pressure: 4.39 mmHg at 25 °C
Water Solubility: 3.666e+005 mg/L at 25 °C
Appearance: colorless to light brown clear liquid
BRN: 1098588
EINECS: 206-839-0
Synonyms of Difluoroacetic acid (381-73-7): Difluoroacetic acid ; 2,2-Difluoroacetic acid ; 1,1-Difluoroacetic acid ; Acetic acid, difluoro- ; difluoro-aceticaci ; Difluoroaceticacid98% ; Difluoroacetate
Categories of Difluoroacetic acid (381-73-7): Pharmaceutical Intermediates;Small molecule;Organic Fluorides;Fluorinated Building Blocks;Fluorinating Reagents & Building Blocks for Fluorinated Biochemical Compounds;Synthetic Organic Chemistry;Chemical Synthesis;Organic Acids;Synthetic Reagents
Toxicity Data With Reference
| 1. | ivn-mus LD50:180 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#03015 . |
Difluoroacetic acid (381-73-7) hasn't been listed as a carcinogen byACGIH, IARC, NTP, or CA Prop 65. And the toxicological properties have not been fully investigated. You can see actual entry in RTECS for complete information.
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
The safety information of DIFLUOROACETIC ACID(381-73-7) is as follows:
Hazard Codes:C 
Hazard Note:Corrosive
Risk Statements:34-35
34:Causes burns
35:Causes severe burns
Safety Statements:26-36/37/39-45
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39:Wear suitable protective clothing, gloves and eye/face protection45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
RIDADR:UN 3265 8/PG 2
WGK Germany:3
RTECS:AG9900000
TSCA:T
HazardClass:8
PackingGroup:II
HS Code:29159080
Poison by intravenous route. Explosive reaction with fluorine + cesium fluoride. When heated to decomposition it emits toxic fumes of F−. See also FLUORIDES.
Specification
Difluoroacetic acid (381-73-7) should be kept away from sources of ignition. It should be store in a cool, dry place, or stored in a tightly closed container, corrosives area. Difluoroacetic acid (381-73-7) is stable under normal temperatures and pressures. Difluoroacetic acid (381-73-7)should avoid the condition like incompatible materials,moisture. It is incompatibilities with other materials strong oxidizing agents strong bases, lithium aluminum hydride. Its hazardous decomposition products are carbon monoxide, carbon dioxide, hydrogen fluoride gas. Its hazardous polymerization has not been reported.