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Potassium cyanate

Potassium cyanate Structure
CAS No.
590-28-3
Chemical Name:
Potassium cyanate
Synonyms
kocn;bulpur;alicyanate;aerocyanate;kaliumcyanat;weedanolcyanol;PotassiuM cyanat;POTASSIUM CYANATE;Potassium cyannate;potassiumisocyanate
CBNumber:
CB6853893
Molecular Formula:
CKNO
Molecular Weight:
81.12
MOL File:
590-28-3.mol
MSDS File:
SDS
Modify Date:
2024/4/9 13:47:46

Potassium cyanate Properties

Melting point 315 °C
Density 2.056 g/mL at 25 °C (lit.)
vapor pressure 0Pa at 25℃
storage temp. Store below +30°C.
solubility 750g/l
form Crystalline Powder and Chunks
color White
Specific Gravity 2.056
PH 10 (50g/l, H2O, 20℃)
Water Solubility 750 g/L (20 ºC)
Merck 14,7625
BRN 3594798
Boiling point 700-900°C (1000 hPa) Not applicable,(decomposition)
Exposure limits NIOSH: IDLH 25 mg/m3
Stability Stable. Incompatible with acids.
LogP 0.3 at 20℃
CAS DataBase Reference 590-28-3(CAS DataBase Reference)
EPA Substance Registry System Potassium cyanate (590-28-3)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H319-H412
Precautionary statements  P264-P270-P273-P280-P301+P312-P305+P351+P338
Hazard Codes  Xn
Risk Statements  22-36
Safety Statements  24/25-26
WGK Germany  1
RTECS  GS6825000
TSCA  Yes
HS Code  2842 90 80
Toxicity LD50 i.p. in mice: 320 mg/kg (Cerami)
NFPA 704
1
2 0

Potassium cyanate price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 215074 Potassium cyanate 96% 590-28-3 500G ₹4373.3 2022-06-14 Buy
Sigma-Aldrich(India) 8.04957 Potassium cyanate for synthesis 590-28-3 1KG ₹5200.01 2022-06-14 Buy
Sigma-Aldrich(India) 215074 Potassium cyanate 96% 590-28-3 100G ₹5325.9 2022-06-14 Buy
ALFA India ALF-033356-A3 Potassium cyanate, 97% 590-28-3 2kg ₹23382 2022-05-26 Buy
ALFA India ALF-033356-36 Potassium cyanate, 97% 590-28-3 500g ₹5842 2022-05-26 Buy
Product number Packaging Price Buy
215074 500G ₹4373.3 Buy
8.04957 1KG ₹5200.01 Buy
215074 100G ₹5325.9 Buy
ALF-033356-A3 2kg ₹23382 Buy
ALF-033356-36 500g ₹5842 Buy

Potassium cyanate Chemical Properties,Uses,Production

Chemical Properties

Potassium cyanate, KOCN,is colorless,water soluble crystals. Used as an herbicide and for the manufacture of drugs and organic chemicals,

Uses

Potassium cyanate is used as chemical intermediate and as a weed killer. It is also used for the heat treatment of metals.

General Description

Potassium cyanate can be prepared by reacting urea with alkali hydroxide or carbonates at high temperatures.

Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion. Causes irritation of the gastrointestinal tract. An herbicide. It is said to be slowly metabolized in the body to cyanide but does not have high toxicity of cyanides. When heated to decomposition it emits very toxic fumes of CNand K2O.

Purification Methods

Common impurities include ammonia and bicarbonate ion (from hydrolysis). Purify it by preparing a saturated aqueous solution at 50o, neutralising with acetic acid, filtering, adding two volumes of EtOH and keeping for 3-4hours in an ice bath. (More EtOH can lead to co-precipitation of KHCO3.) Filter, wash it with EtOH and dry it rapidly in a vacuum desiccator (P2O5). The process is repeated [Vanderzee & Meyers J Chem Soc 65 153 1961].

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aerocyanate aerocyanateweedkiller alicyanate millerp.c.weedkiller p.c.80crabgrasskiller potassiumcyanate(kcno) potassiumcyanate(kocn) potassiumisocyanate weedanolcyanol weedonecrabgrasskiller bonidekrabcrabgrasskiller bulpur d&pdoubleocrabgrasskiller ded-weedcrabgrasskiller dupontpccrabgrasskiller greencrosscrabgrasskiller kaliumcyanat POTASSIUM CYANATE CYANIC ACID POTASSIUM SALT Potassium cyanate 98+ % Potassium cyannate POTASSIUM CYANATE, 1GM, NEAT POTASSIUM CYANATE, CRYSTALLIZED Potassiumcyanate,97% Potassiumcyanate,96%min POTASSIUMCYANATE,CRYSTAL,REAGENT Potassium cyanate, pure, 97% POTASSIUM CYANATE REAGENT Potassium cyanate, 97%, pure PotassiuM cyanate, pure, 97% 100GR PotassiuM cyanate, pure, 97% 500GR POTASSIUM CYANATE FOR SYNTHESIS PotassiuM cyanat Cyanic acid, potassiuMsalt (1:1) Potassium cyanate (technical grade) Potassium cyanate Vetec(TM) reagent grade, 96% Chlorphenamine Impurity 9 Potassium cyanate ISO 9001:2015 REACH High Quality Potassium Cyanate CAS 590-28-3 POTASSIUM CYANATE Extra Pure POTASSIUM CYANATE, REAGENTPOTASSIUM CYANATE, REAGENTPOTASSIUM CYANATE, REAGENT Potassium cyanate(Technical) kocn 2-METHYL-1,3-PROPANEDIOL 2163-42-0 590-28-3 KCNO CKNO C4H7N7O Materials Science Metal and Ceramic Science Potassium Salts Inorganics InorganicsAlphabetic Herbicides P Pesticides&Metabolites PON - PT Metal and Ceramic Science