Selenocyanate

Selenocyanate
Identifiers
3D model (JSmol)
1848016
ChEBI
ChEMBL
ChemSpider
81789
  • InChI=1S/CHNSe/c2-1-3/h3H/p-1
    Key: CRDYSYOERSZTHZ-UHFFFAOYSA-M
  • C(#N)[Se-]
Properties
CNSe
Molar mass 104.990 g·mol−1
Related compounds
Related compounds
thiocyanate; cyanate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

A selenocyanate is an ion or chemical compound that contains the -SeCN group, which could be in the form of an anion, SeCN. Organic selenocyanates also exist.

Some complex ions with transition metals such as silver and mercury (mercuriselenocyanates) are known. Mercuriselenocyanate salts also include K, Fe, Co, Ni, Cu, Zn, and Cd.[1] Complex ions include Fe(NCSe)63−, Fe(NCSe)64−, Fe(NCSe)42−, Co(NCSe)64−, Co(NCSe)42−, Ni(NCSe)64−, Zn(NCSe)64−, Rh(NCSe)64−, Pd(NCSe)42−, Ag(SeCN)2, Cd(NCSe)42−, Cd(NCSe)64−, Dy(NCSe)63−, Ho(NCSe)63−, Er(NCSe)63−, Pt(NCSe)62−, Au(NCSe)4, and Hg(NCSe)42−.[2]

For hard metals, the negative charge is on the nitrogen atom which coordinates with the metal atom. Examples include Ti(NCSe)62−, V(NCSe)63−, VO(NCSe)42−, Cr(NCSe)63−, Mn(NCSe)42−, Mn(NCSe)42−, Y(NCSe)63−, Zr(NCSe)62−, Mo(NCSe)63−, Pr(NCSe)63−, Nd(NCSe)63−, Sm(NCSe)63−, Hf(NCSe)62−, Re2(NCSe)82−, Pa(NCSe)84− and U(NCSe)84−.[3]

  1. ^ Benedetti-Pichler, A. A.; Spikes, W. F. (December 1934). "The use of potassium mercuri-selenocyanate as a reagent in qualitative microanalysis". Mikrochemie. 15 (1): 271–287. doi:10.1007/BF02789376. ISSN 0369-0261.
  2. ^ Advances in Inorganic Chemistry and Radiochemistry. Academic Press. 2 May 1975. p. 355. ISBN 978-0-08-057866-8.
  3. ^ Advances in Inorganic Chemistry and Radiochemistry. Academic Press. 2 May 1975. p. 354. ISBN 978-0-08-057866-8.

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