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| CAS No.: | 13767-90-3 |
|---|---|
| Name: | POTASSIUM DIFLUOROPHOSPHATE |
| Molecular Structure: | |
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| Formula: | F2O2P•K |
| Molecular Weight: | 140.068 |
| Hazard Symbols: | 3 |
| Safety: | Poison by intravenous route. When heated to decomposition it emits very toxic fumes of K2O, F−, and POx. See also FLUORIDES. |
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Chemistry
IUPAC Name: potassium difluorophosphinate
Empirical Formula: F2KO2P
Molecular Weight: 140.0677g/mol
H-Bond Donor: 0
H-Bond Acceptor: 4
Rotatable Bond Count: 0
Exact Mass: 139.924104
MonoIsotopic Mass: 139.924104
Topological Polar Surface Area: 40.1
Heavy Atom Count: 6
Formal Charge: 0
Complexity: 65.9
Canonical SMILES: [O-]P(=O)(F)F.[K+]
InChI: InChI=1S/F2HO2P.K/c1-5(2,3)4;/h(H,3,4);/q;+1/p-1
InChIKey: WKVRKSDUCURJNJ-UHFFFAOYSA-M
Structure of Potassium difluorophosphate (CAS NO.13767-90-3):
.bmp)
Toxicity Data With Reference
| 1. | ivn-mus LD50:56 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#00129 . |
Safety Profile
Poison by intravenous route. When heated to decomposition it emits very toxic fumes of K2O, F−, and POx. See also FLUORIDES.
Standards and Recommendations
OSHA PEL: TWA 2.5 mg(F)/m3
ACGIH TLV: TWA 2.5 mg(F)/m3; BEI: 3 mg/g creatinine of fluorides in urine prior to shift; 10 mg/g creatinine of fluorides in urine at end of shift.
NIOSH REL: (Fluorides, Inorganic): 10H TWA 2.5 mg(F)/m3
Specification
Potassium difluorophosphate , its cas register number is 13767-90-3. It also can be called Phosphorodifluoridic acid, potassium salt ; Potassium phosphorodifluoridate (6CI,7CI) .When Potassium difluorophosphate (CAS NO.13767-90-3) is heated to decomposition it emits very toxic fumes of K2O, F−, and POx.