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CAS 590-28-3

CAS 590-28-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 590-28-3

CAS 590-28-3PubChem CID 11378442

Potassium cyanate

Potassium cyanate is a cyanate salt and a one-carbon compound. It has a role as a herbicide. — ChEBI

IUPAC name: potassium cyanate

Molecular formula: CKNO
Molecular weight: 81.115 g/mol
Exact mass: 80.96169511 Da
Topological polar surface area: 46.9 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 2
Defined stereocentres: 0

Also known as

Aero cyanateCyanic acid, potassium saltAlicyanateKaliumcyanatKOCNBulpurPotassium isocyanateWeedanol cyanol

16 more reported names

Potassium cyanate (KCNO)Aero cyanate weedkillerMiller P.C. weedkillerDed-weed crabgrass killerWeedone Crab Grass KillerPotassium cyanate (KOCN)Dupont PC crabgrass killerBonide krab crabgrass killerGreen cross crabgrass killerP.C. 80 crabgrass killerD & P Double O Crabgrass KillerG9C31TWN5MCyanic acid, potassium salt (1:1)CHEBI:38904NSC-146178KCNO

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External database identifiers

ChEBI:CHEBI:38904
ChEMBL:CHEMBL4079232
EPA DTXSID:DTXSID2047692

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 590-28-3

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How CAS 590-28-3 is used on this site

CAS 590-28-3 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 590-28-3 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.