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467855

Sigma-Aldrich

Copper(II) nitrate hemi(pentahydrate)

ACS reagent, ≥99.99% trace metals basis

Synonym(s):

Cupric nitrate hemi(pentahydrate)

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About This Item

Linear Formula:
Cu(NO3)2 · 2.5H2O
CAS Number:
19004-19-4
Molecular Weight:
232.59
EC Number:
221-838-5
MDL number:
MFCD02253001
UNSPSC Code:
12352302
PubChem Substance ID:
24870442
NACRES:
NA.23

grade

ACS reagent

Quality Level

200

assay

≥99.99% trace metals basis

form

crystalline

impurities

≤0.01% insolubles
<100 ppm total metallic impurities

anion traces

chloride (Cl-): ≤0.002%
sulfate (SO42-): ≤0.01%

cation traces

Ca: ≤0.005%
Fe: ≤0.005%
K: ≤0.005%
Na: ≤0.01%
Ni: ≤0.01%
Pb: ≤0.001%

application(s)

battery manufacturing

SMILES string

O.O.O.O.O.[Cu++].[Cu++].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/2Cu.4NO3.5H2O/c;;4*2-1(3)4;;;;;/h;;;;;;5*1H2/q2*+2;4*-1;;;;;

InChI key

IZDJJEMZQZQQQQ-UHFFFAOYSA-N

Related Categories

Application

Catalyzes oxidative coupling of 2,6-dimethylphenol to produce a polymer which is an important engineering material.

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Met. Corr. 1 - Ox. Sol. 1 - Skin Corr. 1B

Storage Class

5.1A - Strongly oxidizing hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Baesjou, P.J. et al.
Macromolecules, 32, 270-270 (1999)
Derak J James et al.
ACS applied materials & interfaces, 7(42), 23623-23632 (2015-10-20)
Derivatives of synthetic tetrahedrite, Cu12Sb4S13, are receiving increasing attention in the thermoelectric community due to their exploitation of plentiful, relatively nontoxic elements, combined with a thermoelectric performance that rivals that of PbTe-based compounds. However, traditional synthetic methods require weeks of

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