페로사이안화 칼륨

K₄[Fe(CN)₆]

IUPAC: Potassium hexacyanoferrate(II)

CAS: 13943-58-3

개요

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.

구성

원소 기호 원자 원자 질량
탄소 C 6 12.0110
질소 N 6 14.0070
칼륨 K 4 39.0980
Fe 1 55.8450

원소 구성

C
19.6%
N
22.8%
K
42.5%
Fe
×1
15.2%

용도

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

흥미로운 사실

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

안전

  • ⚠ Low toxicity
  • ⚠ Releases HCN with strong acid

구조

SMILES

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

성질

유형
inorganic
상태
solid
몰 질량
368.35 g/mol
밀도
1.8530 g/cm³
용해도
289 g/L at 20°C

분자 기술자

정확 질량
367.8082
TPSA
143.0 Ų
수소결합 주개
0
수소결합 받개
12
회전 가능 결합
0
중원자
17
복잡도
127.0

Frequently Asked Questions

What is 페로사이안화 칼륨?
페로사이안화 칼륨 (K₄[Fe(CN)₆]) is a inorganic compound with the IUPAC name Potassium hexacyanoferrate(II).
What is the molecular weight of 페로사이안화 칼륨?
페로사이안화 칼륨 has a molar mass of 368.35 g/mol.
What state is 페로사이안화 칼륨 at room temperature?
페로사이안화 칼륨 is a solid at room temperature.
Is 페로사이안화 칼륨 organic or inorganic?
페로사이안화 칼륨 is classified as an inorganic compound.
What elements make up 페로사이안화 칼륨?
페로사이안화 칼륨 (K₄[Fe(CN)₆]) is composed of 탄소 (C), 질소 (N), 칼륨 (K), 철 (Fe).