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357634

Sigma-Aldrich

Nickel

wire, diam. 0.25 mm, ≥99.9%

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About This Item

Fórmula empírica (notación de Hill):
Ni
Número de CAS:
7440-02-0
Peso molecular:
58.69
EC Number:
231-111-4
MDL number:
MFCD00011137
UNSPSC Code:
12161600
PubChem Substance ID:
24861929
NACRES:
NA.22

Quality Level

100

assay

≥99.9%

form

wire

reaction suitability

core: nickel
reagent type: catalyst

resistivity

6.97 μΩ-cm, 20°C

diam.

0.25 mm

bp

2732 °C (lit.)

mp

1453 °C (lit.)

density

8.9 g/mL at 25 °C (lit.)

SMILES string

[Ni]

InChI

1S/Ni

InChI key

PXHVJJICTQNCMI-UHFFFAOYSA-N

Application

Nickel can be used as a catalyst in:
  • Various reactions such as hydrogenation, oxidative addition, C−H activation, oxidative cyclization, cross-coupling reaction.
  • Selective hydrogenolysis of the aromatic ethers.
  • Steam reforming process to produce hydrogen and synthesis gas.
  • Benzaldehyde hydrogenation.
  • Methanation of CO2.

Quantity

5 m (approximately 2.2 g)

Pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

Hazard Classifications

Carc. 2 - Skin Sens. 1 - STOT RE 1

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Wang W, et al.
International Journal of Hydrogen Energy, 41(2), 967-975 (2016)
Four challenges for nickel steam-reforming catalysts.
Sehested J
Catalysis Today, 111(1-2), 103-110 (2006)
Benzaldehyde hydrogenation over supported nickel catalysts.
Saadi A, et al.
J. Mol. Catal. A: Chem., 253(1-2), 79-85 (2006)
Alexey G Sergeev et al.
Science (New York, N.Y.), 332(6028), 439-443 (2011-04-23)
Selective hydrogenolysis of the aromatic carbon-oxygen (C-O) bonds in aryl ethers is an unsolved synthetic problem important for the generation of fuels and chemical feedstocks from biomass and for the liquefaction of coal. Currently, the hydrogenolysis of aromatic C-O bonds
Ornella Valenti et al.
Cerebral cortex (New York, N.Y. : 1991), 19(3), 658-674 (2008-07-18)
The prefrontal cortex receives multiple inputs from the hippocampal complex, which are thought to drive memory-guided behavior. Moreover, dysfunctions of both regions have been repeatedly associated with several psychiatric disorders. Therefore, understanding the interconnections and modulatory interactions between these regions
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