Potassium Ferrocyanide

K₄[Fe(CN)₆]

IUPAC: Potassium hexacyanoferrate(II)

CAS: 13943-58-3

Descripción general

Potassium ferrocyanide is a yellow salt commonly used as an anti-caking agent in table salt (E536). It is much less toxic than simple cyanide salts.

Composición

Elemento	Símbolo	Átomos	Masa atómica
Carbon	C	6	12,0110
Nitrogen	N	6	14,0070
Potassium	K	4	39,0980
Iron	Fe	1	55,8450

Composición elemental

Carbon ×6

19,6%

Nitrogen ×6

22,8%

Potassium ×4

42,5%

Iron ×1

15,2%

Usos

• Anti-caking agent (E536)
• Wine fining
• Blueprint making
• Prussian blue synthesis

Datos curiosos

✦ Added to table salt at ppm levels to prevent clumping, listed as E536 in Europe

Seguridad

⚠ Low toxicity
⚠ Releases HCN with strong acid

Structure

SMILES

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

Propiedades

Tipo: inorganic
Estado: solid
Masa molar: 368,35 g/mol
Densidad: 1,8530 g/cm³
Solubilidad: 289 g/L at 20°C

Molecular Descriptors

Exact Mass: 367,8082
TPSA: 143,0 Å²
H-Bond Donors: 0
H-Bond Acceptors: 12
Rotatable Bonds: 0
Heavy Atoms: 17
Complexity: 127,0

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Frequently Asked Questions

What is Potassium Ferrocyanide?

Potassium Ferrocyanide (K₄[Fe(CN)₆]) is a inorganic compound with the IUPAC name Potassium hexacyanoferrate(II).

What is the molecular weight of Potassium Ferrocyanide?

Potassium Ferrocyanide has a molar mass of 368.35 g/mol.

What state is Potassium Ferrocyanide at room temperature?

Potassium Ferrocyanide is a solid at room temperature.

Is Potassium Ferrocyanide organic or inorganic?

Potassium Ferrocyanide is classified as an inorganic compound.

What elements make up Potassium Ferrocyanide?

Potassium Ferrocyanide (K₄[Fe(CN)₆]) is composed of Carbon (C), Nitrogen (N), Potassium (K), Iron (Fe).