CAS No 20427-59-2 , copper Search by region : Germany

Name: copper
Synonyms: Copper(I) hydroxide;dihydroxide; AC1L4VJJ; Cuprous hydroxide; 1344-69-0;copper;20427-59-2; Copper monohydroxide; 12125-21-2; copper(2+) dihydroxide;
CAS Registry Number:20427-59-2
Transport: 3262
Density: 3.37 g/cm3
Water Solubility: insoluble
Safety Statements: R22;R37/38;R41
Hazard Symbols: Xn: Harmful;
EINECS: 243-815-9
Molecular Weight: 97.56068
InchiKey: JJLJMEJHUUYSSY-UHFFFAOYSA-L
InChI: InChI=1S/Cu.2H2O/h;2*1H2/q+2;;/p-2
Risk Statements: S26;S36
Molecular Formula: CuH₂O₂
Molecular Structure:

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           20427-59-2 Copper(II)hydroxide
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             CHEMOS GmbH
             
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             Fox Chemicals GmbH
             
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           20427-59-2 Copper (II) hydroxide
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             Fox Chemicals 
             
              [Manufacturer]
Tel: +49-7240-927151 
Fax: +49-7240-927150 
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References of copper

Title: Cupric Hydroxide
CAS Registry Number: 20427-59-2
Synonyms: Copper hydrate; hydrated cupric oxide
Molecular Formula: CuH2O2
Molecular Weight: 97.56
Percent Composition: Cu 65.14%, H 2.07%, O 32.80%
Line Formula: Cu(OH)2
Literature References: Commercial prepn: Furness, US 1800828 (1931 to Cellosilk); idem, US RE 24324 (1957 to Copper Research); Rowe, US 2536096 (1951 to Mountain Copper); laboratory prepn: Weiser et al., J. Am. Chem. Soc. 64, 503 (1942); Gauthier, Bull. Soc. Chim. Fr. 1960, 353.
Properties: Blue to blue-green gel or light blue cryst powder. Stability is dependent on the method of prepn; may dec to black CuO on standing a few days or on heating. d 3.37. Practically insol in water. Sol in concd alkali when freshly pptd; sol in acids, NH4OH.
Density: d 3.37
Use: In manuf of rayon, battery electrodes, other Cu salts; as mordant in dyeing; as pigment; in fungicides, insecticides; as feed additive; in treating and staining paper; in prepn of Schweitzer's reagent; in catalysts.