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310433

Sigma-Aldrich

Copper(II) oxide

needles, mixture of CuO and Cu2O, ACS reagent

Synonym(s):

Cupric oxide

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About This Item

Empirical Formula (Hill Notation):
CuO
CAS Number:
Molecular Weight:
79.55
EC Number:
MDL number:
UNSPSC Code:
12352303
PubChem Substance ID:
NACRES:
NB.24

grade

ACS reagent

Quality Level

form

needles

reaction suitability

reagent type: catalyst
core: copper

impurities

≤0.002% C compounds
≤0.002% N compounds

anion traces

sulfate (SO42-): ≤0.012%

cation traces

C: ≤0.002%
N: ≤0.002%

SMILES string

[Cu]=O

InChI

1S/Cu.O

InChI key

QPLDLSVMHZLSFG-UHFFFAOYSA-N

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Application


  • Effects of Copper(II) Oxide on the Co-Pyrolysis of Waste Polyester Enameled Wires and Poly(vinyl chloride).: This research demonstrates the role of Copper(II) oxide in enhancing the co-pyrolysis process of waste materials, contributing to environmental sustainability and waste management solutions in analytical chemistry (Zhu G et al., 2023).

  • Adsorption isotherms and kinetics for Pb(ii) ion removal from aqueous solutions with biogenic metal oxide nanoparticles.: The study explores the efficiency of Copper(II) oxide nanoparticles in removing lead ions from water, highlighting its potential for pollution control and water treatment technologies (Sadyrbekov DT et al., 2023).

  • Preparation of surface-modified electrode of copper(ii) oxide mixed with the molecularly imprinted polymer for enhancement of melamine detection with photoelectrochemical technique.: This article describes the use of Copper(II) oxide in developing advanced sensors for detecting contaminants like melamine, demonstrating its application in food safety and public health (Thiwawong T et al., 2023).

  • Synthesis and characterization of copper oxide nanoparticles: its influence on corn (Z. mays) and wheat (Triticum aestivum) plants by inoculation of Bacillus subtilis.: This research investigates the impact of Copper(II) oxide nanoparticles on plant growth, providing insights into agricultural applications and plant biology (Sharma R et al., 2023).


Pictograms

Environment

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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A refinement of the crystal structure of copper (II) oxide with a discussion of some exceptional esd's.
?sbrink S and Norrby LJ.
Acta Crystallographica Section B, Structural Science, 26(1), 8-15 (1970)
Eagleson M.
Concise Encyclopedia Chemistry, 523-523 (1994)
DSC kinetics of the thermal decomposition of copper (II) oxalate by isoconversional and maximum rate (peak) methods.
Muraleedharan K and Kripa S.
Journal of Thermal Analysis and Calorimetry, 115(2), 1969-1978 (2014)
Copper (II) oxide nanowires for p-type conductometric NH3 sensing.
Shao F, et al.
Applied Surface Science, 311, 177-181 (2014)
Lisha Zhou et al.
Nanoscale, 5(4), 1564-1569 (2013-01-18)
Stable Cu(2)O nanocrystals of around 3 nm were uniformly and densely grown on functionalized graphene sheets (FGS), which act as molecular templates instead of surfactants for controlled nucleation; the distribution density of nanocrystals can be easily controlled by FGS with

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