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Copper(II) perchlorate
Copper(II) perchlorate hexahydrate

Copper(II) perchlorate hexahydrate
Names
IUPAC name
Copper(II) perchlorate
Other names
Cupric perchlorate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.978 Edit this at Wikidata
EC Number
  • 237-391-4
UNII
  • InChI=1S/2ClHO4.Cu/c2*2-1(3,4)5;/h2*(H,2,3,4,5);/q;;+2/p-2
    Key: YRNNKGFMTBWUGL-UHFFFAOYSA-L
  • [O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O.[Cu+2]
Properties
Cu(ClO4)2
Molar mass 262.447 g/mol (anhydrous)
370.539 g/mol (hexahydrate)
Appearance Blue crystalline hygroscopic solid (hexahydrate)[1]
Odor odorless
Density 2.225 g/cm3 (hexahydrate)
Melting point 82 °C (180 °F; 355 K) (hexahydrate)
Boiling point 120 °C (248 °F; 393 K) (hexahydrate)
146 g/(100 ml) (30°C)
1.505 (hexahydrate)[2]
Hazards
GHS labelling:
GHS03: OxidizingGHS07: Exclamation mark
Warning
H272, H315, H319, H335
P210, P220, P221, P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P405, P501
NIOSH (US health exposure limits):
PEL (Permissible)
 TWA 1 mg/m3 (as Cu)[3]
REL (Recommended)
 TWA 1 mg/m3 (as Cu)[3]
IDLH (Immediate danger)
 TWA 100 mg/m3 (as Cu)[3]
Safety data sheet (SDS) External MSDS
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Copper(II) perchlorate is an inorganic compound with the chemical formula Cu(ClO4)2. It is a salt of copper and perchloric acid. It is a hygroscopic crystalline blue solid. It is commonly encountered as copper(II) perchlorate hexahydrate, According to X-ray crystallography, the salt is the aquo complex [Cu(H2O)6]2+ together with the weakly coordinating anion ClO−4.[4]

Safety

Like any perchlorate, it is a strong oxidizing agent.

References

  1. ^ "Copper perchlorate | Cl2CuO8 | ChemSpider".
  2. ^ "Copper(Ii) Perchlorate Hexahydrate | 10294-46-9".
  3. ^ a b c NIOSH Pocket Guide to Chemical Hazards. "#0150". National Institute for Occupational Safety and Health (NIOSH).
  4. ^ Gallucci, J. C.; Gerkin, R. E. (1989). "Structure of copper(II) perchlorate hexahydrate". Acta Crystallogr. C. 45: 1279–1284. doi:10.1107/S0108270189000818.
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