Copper(II) selenite

Copper(II) selenite
Names
	IUPAC name Copper(II) selenite
	Other names Copper selenite dihydrate
Identifiers
CAS Number	15168-20-4;
3D model (JSmol)	Interactive image;
ChemSpider	21241696 dihydrate;
ECHA InfoCard	100.209.144
EC Number	233-526-6
PubChem CID	160923 anhydrous; 71317452 monohydrate; 24884280 dihydrate;
UNII	G2Y4101Z3O; B084V60QBP dihydrate;
	InChI InChI=1S/Cu.H2O3Se/c;1-4(2)3/h;(H2,1,2,3)/q+2;/p-2 Key: JNRBLFVQPTZFAG-UHFFFAOYSA-L;
	SMILES [O-][Se](=O)[O-].[Cu+2];
Properties
Appearance	Blue [1]
Solubility	Insoluble in water[1]; Slightly soluble in benzene and acids[1]
Hazards
GHS pictograms
GHS signal word	Danger
GHS hazard statements	H301, H331, H371, H400, H410
GHS precautionary statements	P260, P261, P264, P270, P271, P273, P301+310, P304+340, P311, P314, P321, P330, P391, P403+233, P405, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Copper(II) selenite is an inorganic salt frequently found as its dihydrate, CuSeO₃·2H₂O, in the form of a blue powder.^[2]^[3]

Preparation

Copper(II) selenite can be prepared from copper(II) acetate and selenous acid.^[2]^[4]

Copper(II) selenite can be used a catalyst for Kjeldahl digestion.^[2]

1 2 3 "Copper(II) selenite". Sigma-Aldrich. Retrieved April 2016. Check date values in: |access-date= (help)
1 2 3 "Copper Selenite as a catalyst in the Kjeldahl nitrogen determination". Department of Chemistry, University of Wisconsin, Madison. November 1935.
↑ "Sigma Aldrich - Copper(II) selenite dihydrate". Retrieved April 2016. Check date values in: |access-date= (help)
↑ Hurd, Loren C.; Kemmerer, George I.; Meloche, V. W. (2002-05-01). "THE AMMONATES OF COPPER SELENITE 1". Journal of the American Chemical Society. 52 (10): 3881–3886. doi:10.1021/ja01373a018.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.