Potassium cyanate
Also known as: potassium cyanate, potassium isocyanate, cyanic acid potassium salt, KOCN, potassium,cyanate, potassium cyanate (KOCN)
Potassium cyanate (CAS 590-28-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CKNO and a molecular weight of 81.115 g/mol. Key properties include a melting point of 315 °C, a boiling point of 700-900°C (1000 hPa) Not applicable,(decomposition) and a density of 2.056 g/mL at 25 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 590-28-3
- Jingsj CID
- J-1334414-4
- Molecular Formula
- CKNO
- Molecular Weight
- 81.115 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 315 °C |
|---|---|
| Boiling Point | 700-900°C (1000 hPa) Not applicable,(decomposition) |
| Density | 2.056 g/mL at 25 °C(lit.) |
| Exact Mass | 80.961693 |
| PSA | 46.85000 |
| Additional Property | 750 g/L (20 ºC) |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H319 — Causes serious eye irritation
Customs & Trade Information
| HS Code | 2837199090 |
|---|
Frequently Asked Questions
What is the CAS number of Potassium cyanate?
The CAS number of Potassium cyanate is 590-28-3.
What are the molecular formula and molecular weight of Potassium cyanate?
Potassium cyanate has molecular formula CKNO and molecular weight 81.115 g/mol.
Is Potassium cyanate hazardous?
Potassium cyanate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H319 — Causes serious eye irritation.
What are the upstream and downstream products of Potassium cyanate?
For Potassium cyanate, Upstream Products: Ammonia, Potassium carbonate, Urea; Downstream Products: BENZYLUREA, Potassium thiocyanate, 3-(2,5-dioxoimidazolidin-4-yl)propanoic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Potassium cyanate (CAS 590-28-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1334414-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.