Iron(II) cyanide

{{chembox | verifiedrevid = | Name = | ImageFile = | ImageName = | OtherNames = | IUPACName = Iron(II) cyanide | Section1 = ! colspan=2 style="background: #f8eaba; text-align: center;" |Identifiers

CAS Number

* 1948-47-6 Y

3D model (JSmol)

* Interactive image

| ChEBI

* CHEBI:31594

| ChemSpider

* 391824

| EC Number

* 237-875-5

| KEGG

* C12218

PubChem CID

* 6102315

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InChI

* InChI=1S/2CN.Fe/c2*1-2;/q2*-1;+2

Key: OXNSNGFUWQVOKD-UHFFFAOYSA-N

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SMILES

* [C-]#N.[C-]#N.[Fe+2]

|- | Section2 = ! colspan=2 style="background: #f8eaba; text-align: center;" |Properties

Chemical formula

| Fe(CN)2

|- | Molar mass

| 107.881

|- | Appearance | pale green solid[1] |- | Section7 = | Section8 = ! colspan=2 style="background: #f8eaba; text-align: center;" |Related compounds

Other cations

| cobalt(II) cyanide
nickel(II) cyanide |-

Related compounds

| potassium ferrocyanide |- Iron(II) cyanide is an inorganic compound with the empirical formula Fe(CN)2. It may have a Fe2[Fe(CN)6] structure.[1][better source needed]

## Production

Iron(II) cyanide can be produced by dissolving ammonium ferrocyanide at 320 °C.

3 (NH4)4Fe(CN)6 → Fe2Fe(CN)6 \+ 12 NH4CN

## Reaction

Iron(II) cyanide can react with potassium hydroxide solvent to produce iron(II) hydroxide and potassium ferrocyanide.[1]

Fe2Fe(CN)6 \+ 4 KOH → 2 Fe(OH)2 \+ K4Fe(CN)6

## References

1. ↑ 1.0 1.1 1.2 . 无机化学丛书 [Inorganic Chemistry]. 9. 科学出版社 [Science Press]. p. 171.

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*[CID]: Compound ID