Chemistry:Nickel(II) stearate
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| Names | |
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| Other names
Nickel distearate, nickel dioctadecanoate, nickel(2+) octadecanoate
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| Identifiers | |
3D model (JSmol)
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| C36H70NiO4 | |
| Molar mass | 625.63 |
| Appearance | green powder |
| Density | 1.13 g/cm3 |
| Melting point | 100 °C (212 °F; 373 K) |
| Boiling point | 359.4 °C (678.9 °F; 632.5 K) |
| insoluble | |
| Hazards | |
| GHS pictograms |  
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| GHS Signal word | Danger |
| H334, H350, H360, H372, H317, H341, H410 | |
| Flash point | 162.4 °C (324.3 °F; 435.5 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| Infobox references | |
Tracking categories (test):
Nickel(II) stearate is a metal-organic compound, a salt of nickel and stearic acid with the chemical formula C36H70NiO4.[1][2] The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid.[3] The compound is harmful if swallowed and may cause skin sensitization.[4]
Synthesis
An exchange reaction of sodium stearate and nickel dichloride:
- [math]\displaystyle{ \mathsf{ NiCl_2 + 2C_{17}H_{35}COONa \ \xrightarrow{}\ Ni(C_{17}H_{35}COO)_2\downarrow + 2NaCl } }[/math]
Physical properties
Nickel(II) stearate forms a green powder.[5]
The compound is insoluble in water, methanol, ethanol, or ether, soluble in carbon tetrachloride and pyridine, slightly soluble in acetone.
Uses
The compound is used as a lubricant and in various industrial applications.
References
- ↑ "Nickel(II) stearate". Sigma Aldrich. https://www.sigmaaldrich.com/RU/en/product/aldrich/544191.
- ↑ "Nickel(II) Stearate" (in en). American Elements. https://www.americanelements.com/nickel-ii-stearate-2223-95-2.
- ↑ "Nickel(II) stearate | CAS 2223-95-2" (in en). Santa Cruz Biotechnology. https://www.scbt.com/p/nickel-ii-stearate-2223-95-2.
- ↑ (in en) User guide and indices to the initial inventory, substance name index. U.S. Government Printing Office. 1979. p. 998. https://books.google.com/books?id=zyzthUMAJ1kC&dq=nickel+distearate&pg=PA998. Retrieved 28 February 2023.
- ↑ "Nickel(II) stearate - Hazardous Agents | Haz-Map". haz-map.com. https://www.haz-map.com/Agents/2605.
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