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Key Documents

Safety Information

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
NACRES:
NA.22

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

Certificates of Analysis (COA)

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