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Key Documents

8.04957

Sigma-Aldrich

Potassium cyanate

for synthesis

Synonym(s):

Potassium cyanate, Cyanic acid potassium salt

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About This Item

Empirical Formula (Hill Notation):
CKNO
CAS Number:
590-28-3
Molecular Weight:
81.12
MDL number:
MFCD00011411
UNSPSC Code:
12352302
EC Index Number:
209-676-3

Quality Level

200

form

powder

potency

567 mg/kg LD50, oral (Rat)

pH

10 (20 °C, 50 g/L in H2O)

bp

700-900 °C/1000 hPa (decomposition)

mp

315 °C

solubility

750 g/L

density

2.056 g/cm3 at 20 °C

bulk density

870 kg/m3

storage temp.

2-30°C

InChI

1S/CHNO.K/c2-1-3;/h3H;/q;+1/p-1

InChI key

GKKCIDNWFBPDBW-UHFFFAOYSA-M

Analysis Note

Assay (argentometric): ≥ 97.0 %
Potassium cyanide: ≤ 1.0 %

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302 - H319 - H412

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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