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

  • 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:
  • 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:CAS No:20427-59-2 copper

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20427-59-2; 1344-69-0 Copper (II) hydroxide

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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.