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| Name |
Dipotassium nickel(2+) tetracyanide |
EINECS | 238-082-7 |
| CAS No. | 14220-17-8 | Density | g/cm3 |
| PSA | 95.16000 | LogP | 0.06712 |
| Solubility | soluble H2O [MER06] | Melting Point |
100°C -H₂O |
| Formula | C4N4 Ni . 2 K | Boiling Point | 25.7°Cat760mmHg |
| Molecular Weight | 240.99 | Flash Point | °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Confirmed human carcinogen. Poison by ingestion. When heated to decomposition it emits very toxic fumes of NOx, K2O, and CN−. See also NICKEL COMPOUNDS and CYANIDE. | Risk Codes | 49-15/29-22-42/43 |
| Molecular Structure |
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Hazard Symbols |
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| Synonyms |
Nickelate(2-),tetracyano-, dipotassium (8CI);Nickelate(2-), tetrakis(cyano-C)-, dipotassium,(SP-4-1)-;Nickelate(2-), tetrakis(cyano-kC)-, dipotassium, (SP-4-1)- (9CI);Potassiumtetracyanonickelate(II) (6CI,7CI);Dipotassium nickel tetracyanide;Dipotassiumtetracyanonickelate;Dipotassium tetracyanonickelate(2-);Dipotassiumtetrakis(cyano)nickelate;Potassium nickel cyanide [K2Ni(CN)4];Potassiumtetracyanonickelate; |
Dipotassium nickel(2+) tetracyanide Chemical Properties
IUPAC Name: Dipotassium nickel(2+) tetracyanide
CAS: 14220-17-8
The Molecular formula of Dipotassium nickel(2+) tetracyanide (CAS NO.14220-17-8): C4K2N4Ni
The Molecular Weight of Dipotassium nickel(2+) tetracyanide (CAS NO.14220-17-8): 240.96
The Molecular Structure of Dipotassium nickel(2+) tetracyanide (CAS NO.14220-17-8):
Melting Point: 100°C
Density: 1.875 g/cm3
Boiling Point: 25.7 °C at 760 mmHg
Vapour Pressure: 740 mmHg at 25°C
Product Categories: inorganics
Dipotassium nickel(2+) tetracyanide Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | 275mg/kg (275mg/kg) | Journal of Pharmaceutical Sciences. Vol. 52, Pg. 59, 1963. |
Dipotassium nickel(2+) tetracyanide Consensus Reports
NTP 10th Report on Carcinogens. Nickel and its compounds, as well as cyanide and its compounds, are on the Community Right-To-Know List. Reported in EPA TSCA Inventory.
Dipotassium nickel(2+) tetracyanide Safety Profile
Confirmed human carcinogen. Poison by ingestion. When heated to decomposition it emits very toxic fumes of NOx, K2O, and CN−. See also NICKEL COMPOUNDS and CYANIDE.
Safety Information about Dipotassium nickel(2+) tetracyanide (CAS NO.14220-17-8):
Hazard Codes:
T: 
Risk Statements about Dipotassium nickel(2+) tetracyanide (CAS NO.14220-17-8):
R15/29: Contact with water liberates toxic, extremely flammable gas.
R22: Harmful if swallowed.
R42/43: May cause sensitization by inhalation and skin contact.
R49: May cause cancer by inhalation.
Safety Statements about Dipotassium nickel(2+) tetracyanide (CAS NO.14220-17-8):
S22: Do not breathe dust.
S36/37: Irritating to eyes and respiratory system.
S43: May cause sensitization by skin contact.
S45: May cause cancer.
S53: May cause long-term adverse effects in the aquatic environment.
F10: Keep under argon.
F21: Sensitive to humidity.
RIDADR: UN 1588 6.1/PG 2
WGK Germany: 3
RTECS: QR8650000
HazardClass: 6.1(b)
PackingGroup: III
Dipotassium nickel(2+) tetracyanide Standards and Recommendations
OSHA PEL: TWA 0.1 mg (Ni)/m3
ACGIH TLV: TWA 0.2 mg(Ni)/m3; Human Carcinogen
NIOSH REL: (Inorganic Nickel) TWA 0.015 mg(Ni)/m3
DOT Classification: 6.1; Label: Poison, KEEP AWAY FROM FOOD
Dipotassium nickel(2+) tetracyanide Specification
Dipotassium nickel(2+) tetracyanide with CAS number of 14220-17-8 is also known as Potassium nickel cyanide ; Potassium tetracyanonickelate ; Potassium tetracyanonickelate (II) ; Nickel potassium cyanide ; Dipotassium tetracyanoniccolate ; Potassium tetracyanonickelate(II), 99.99% metals basis ; Nickelate(2-), tetrakis(cyano-.kappa.C)-, dipotassium, (SP-4-1)- ; Nickelpotassiumcyanide,crystal,purified .
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