Chemistry:Copper(II) perchlorate

Copper(II) perchlorate

Copper(II) perchlorate hexahydrate
Names
IUPAC name Copper(II) perchlorate
Other names Cupric perchlorate
Identifiers
CAS Number	10294-46-9 (hexahydrate) Y
3D model (JSmol)	Interactive image
ChemSpider	26246
EC Number	237-391-4
PubChem CID	28211 (hexahydrate)
UNII	57JSH2LO1G Y
InChI InChI=1S/2ClHO4.Cu/c2*2-1(3,4)5;/h2*(H,2,3,4,5);/q;;+2/p-2 Key: YRNNKGFMTBWUGL-UHFFFAOYSA-L
SMILES [O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O.[Cu+2]
Properties
Chemical formula	Cu(ClO 4) 2
Molar mass	262.447 g/mol (anhydrous) 370.539 g/mol (hexahydrate)
Appearance	Blue crystalline hygroscopic solid (hexahydrate)
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)
Solubility in water	146 g/(100 ml) (30°C)
Refractive index (nD)	1.505 (hexahydrate)
Hazards
Safety data sheet	External MSDS
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H272, H315, H319, H335
GHS precautionary statements	P210, P220, P221, P261, P264, P271, P280, P302+352, P304+340, P305+351+338, P312, P321, P332+313, P337+313, P362, P370+378, P403+233, P405, P501
NIOSH (US health exposure limits):
PEL (Permissible)	TWA 1 mg/m3 (as Cu)
REL (Recommended)	TWA 1 mg/m3 (as Cu)
IDLH (Immediate danger)	TWA 100 mg/m3 (as Cu)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

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Copper(II) perchlorate is an inorganic compound with the chemical formula Cu(ClO
4)
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(H
2O)
6]²⁺ together with the weakly coordinating anion ClO−
4.

Safety

Like any perchlorate, it is a strong oxidizing agent.