Potassium tetracyanonickelate(II) hydrate
ALDRICH/415154
Synonym: Dipotassium nickel(2+) tetracyanide
CAS Number: 339527-86-5
Empirical Formula (Hill Notation): C4K2N4Ni · xH2O
Molecular Weight: 240.96 (anhydrous basis)
EC Number: 238-082-7
MDL Number: MFCD00150396
Linear Formula: K2Ni(CN)4 · xH2O
Product Type: Chemical
| application(s) | battery precursors catalysts material synthesis precursor |
| density | 1.875 g/mL (lit.) |
| form | powder |
| InChI | 1S/4CN.2K.Ni.H2O/c4*1-2;; |
| InChI key | LORCEWUZCQZQEK-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| reaction suitability | core: potassium |
| reagent type: catalyst | |
| SMILES string | [K+].[K+].[H]O[H].N#C[Ni- |
| vapor pressure | 740 mmHg ( 25 °C)(lit.) |
| Application: |
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| Application: | Potassium tetracyanonickelate(II) hydrate can be used: • As a precursor for the synthesis of Hofmann-type metal-organic frameworks (MOFs) with high open metal sites density. • As a precursor in the synthesis of an anion-exchange resin for the removal of residual cyanide complexes in industrial plating wastewater. |
| General description: | Potassiumtetracyanonickel |
| Packaging: | 100 g in poly bottle |
| Symbol | ![]() GHS06,GHS09 |
| Signal word | Danger |
| Hazard statements | H300 + H310 + H330 - H410 |
| Precautionary statements | P260 - P262 - P273 - P280 - P302 + P352 + P310 - P304 + P340 + P310 |
| Hazard Codes | T+,N |
| Risk Statements | 26/27/28-32-50/53 |
| Safety Statements | 7-28-29-45-60-61 |
| RIDADR | UN 1588 6.1 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Supplemental Hazard Statements | EUH032 |
| Density | 1.875 g/mL (lit.) |
| UNSPSC | 12352302 |



