Potassium cyanate supplier

Name
Potassium cyanate
EINECS 209-676-3
CAS No. 590-28-3
Article Data195
CAS DataBase
Density 2.056 g/mL at 25 °C(lit.)
Solubility 750 g/L (20 °C) in water
Melting Point 315 °C
Formula KOCN
Boiling Point 23.5oC at 760mmHg
Molecular Weight 81.1154
Flash Point
Transport Information
Appearance white powder
Safety 24/25
Risk Codes 22
Molecular Structure
Hazard Symbols Xn
Synonyms Cyanicacid, potassium salt (8CI,9CI);Aero Cyanate;Alicyanate;Bulpur;Isocyanicacid potassium salt;Potassium cyanate (KCNO);Potassiumisocyanate;
PSA 46.85000
LogP -0.10202

Synthetic route

: 108-80-5
cyanuric acid

A: 590-28-3
potassium cyanate

B: 420-05-3
cyanic acid

Conditions

Conditions	Yield
das saure Kaliumsalz reagiert;

: 3576-88-3
Melam

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
With potassium carbonate

: 64-17-5
ethanol

: 42071-30-7
3-ethoxy-4-hydroxy-benzaldehyde-(O-carbamoyl oxime )

: 151-50-8
potassium cyanide

A: 590-28-3
potassium cyanate

B: [1-(3-Ethoxy-4-hydroxy-phenyl)-meth-(Z)-ylidene]-urea

...Expand

: 460-19-5
ethanedinitrile

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
With potassium hydroxide; water

: allophanic acid ethyl ester; potassium-compound

A: 590-28-3
potassium cyanate

B: 51-79-6
urethane

Conditions

Conditions	Yield
at 215℃;

: 5-nitro-barbituric acid ; dipotassium-salt

A: 590-28-3
potassium cyanate

B: 420-05-3
cyanic acid

C: 15719-64-9, 15719-76-3, 97762-63-5
methylammonium carbonate

Conditions

Conditions	Yield
beim Erhitzen;

...Expand

: 151-50-8
potassium cyanide

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
Electrolysis;
With chloroamine; water
bei der Oxydation mit verschiedenen Oxydationsmitteln;

: 127099-85-8, 780722-26-1
N-Cyanoguanidine

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
With potassium carbonate at 400℃;

: 57-13-6
urea

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
With potassium hydroxide; ethanol at 100℃; und mit anderen Amiden der Kohlensaeure;
With potassium carbonate at 100 - 275℃;

: 506-77-4
cyanogen chloride

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
With potassium hydroxide
With potassium hydroxide In neat (no solvent) byproducts: KCl, H2O;

: 473-34-7
N,N-dichloro-p-toluenesulfonamide

: 333-20-0
potassium thioacyanate

A: 590-28-3
potassium cyanate

B: 70-55-3
toluene-4-sulfonamide

Conditions

Conditions	Yield
With perchloric acid In methanol; water at 19.9 - 29.9℃; Kinetics; Mechanism; Thermodynamic data; Ea, ΔH, ΔG and ΔH (excit.);

...Expand

: 108-80-5
cyanuric acid

potassium: potassium

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
Schmelzen mit wenig Kalium;

: 645-93-2
ammelide

potassium hydroxide: potassium hydroxide

A: 590-28-3
potassium cyanate

B: 7664-41-7
ammonia

...Expand

: 645-92-1
ammeline

potassium hydroxide: potassium hydroxide

A: 590-28-3
potassium cyanate

B: 7664-41-7
ammonia

...Expand

: 767-17-9
4,6-diamino-1H-[1,3,5]triazine-2-thione

potassium hydroxide: potassium hydroxide

A: 590-28-3
potassium cyanate

B: 7664-41-7
ammonia

C: 333-20-0
potassium thioacyanate

...Expand

: 69-93-2
uric Acid

potassium hydroxide: potassium hydroxide

A: 590-28-3
potassium cyanate

B: 151-50-8
potassium cyanide

C potassium carbonate: potassium carbonate

Conditions

Conditions	Yield
im bedeckten Tiegel;

...Expand

: 108-78-1
2,4,6-triamino-s-triazine

potassium hydroxide: potassium hydroxide

A: 590-28-3
potassium cyanate

B potassium melone: potassium melone

...Expand

: 7664-41-7
ammonia

: potassium amide

: 51-79-6
urethane

A: 590-28-3
potassium cyanate

B: 64-17-5
ethanol

...Expand

: 51-79-6
urethane

alcohol. potash: alcohol. potash

A: 590-28-3
potassium cyanate

B: 64-17-5
ethanol

...Expand

: 57-13-6
urea

alcoholic KOH-solution: alcoholic KOH-solution

A: 590-28-3
potassium cyanate

B: 7664-41-7
ammonia

Conditions

Conditions	Yield
at 100℃;

...Expand

: 506-77-4
cyanogen chloride

KOH-solution: KOH-solution

A: 590-28-3
potassium cyanate

B potassium chloride: potassium chloride

...Expand

: 420-04-2
CYANAMID

alcoholic KOH-solution: alcoholic KOH-solution

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
at 100℃;

: 74-90-8
hydrogen cyanide

: 7732-18-5
water

chloroamine: chloroamine

: 590-28-3
potassium cyanate

Conditions

Conditions	Yield
Reaktion von KCN;

...Expand

: 2812-77-3
diethyl imidocarbonate

potassium hydroxide: potassium hydroxide

: 590-28-3
potassium cyanate

: 2812-77-3
diethyl imidocarbonate

alcoholic KOH-solution: alcoholic KOH-solution

A: 590-28-3
potassium cyanate

B: 64-17-5
ethanol

...Expand

: 627-52-1
sulfur dicyanide

KOH-solution: KOH-solution

A: 590-28-3
potassium cyanate

B: 333-20-0
potassium thioacyanate

...Expand

: 460-19-5
ethanedinitrile

potassium carbonate: potassium carbonate

A: 590-28-3
potassium cyanate

B: 151-50-8
potassium cyanide

Conditions

Conditions	Yield
in der Rotglut;

...Expand

: 542-90-5
ethyl isothiocyanate

aqueous KOH-solution: aqueous KOH-solution

A: 110-81-6
Diethyl disulfide

B: 590-28-3
potassium cyanate

C: 151-50-8
potassium cyanide

Conditions

Conditions	Yield
at 100℃; im zugeschmolzenen Rohr;

...Expand

: 64-17-5
ethanol

: 625-52-5
N-Ethylurea

KOH: KOH

A: 590-28-3
potassium cyanate

B: 75-04-7
ethylamine

...Expand

: 634-95-7
N,N-diethylurea

alcoholic KOH-solution: alcoholic KOH-solution

A: 590-28-3
potassium cyanate

B: 109-89-7
diethylamine

...Expand

: 590-28-3
potassium cyanate

: 156-43-4
4-Ethoxyaniline

: 150-69-6
N-(p-ethoxyphenyl)urea

Conditions

Conditions	Yield
With acetic acid at 20℃; for 3h;	100%
With acetic acid In water at 20℃; for 3h;	100%
With acetic acid at 20℃;

: 590-28-3
potassium cyanate

: 34529-06-1
dimethyl 3-aminophthalate

: 127801-84-7
5-carbomethoxy-2,4-dihydroxyquinazoline

Conditions

Conditions	Yield
With acetic acid for 0.5h; Heating;	100%

: 590-28-3
potassium cyanate

: 937-38-2
1-chloro-3-phenylpropan-2-one

: 32999-00-1
5-(phenylmethyl)-2-(3H)-oxazolone

Conditions

Conditions	Yield
With triethylamine In N,N-dimethyl-formamide at 100℃; for 3h; Cycloaddition;	100%

: 590-28-3
potassium cyanate

: 67843-74-7
(S)-epichlorohydrin

: 169048-83-3
(5S)-5-(chloromethyl)-1,3-oxazolidin-2-one

Conditions

Conditions	Yield
In water for 15h; Heating;	100%
With water for 15h; Reflux;	60%
With magnesium sulfate In water at 100℃; for 5h;	41%
In water Reflux;
In water for 19h; Reflux;

: 590-28-3
potassium cyanate

: 51594-55-9
(R)-(-)-epichlorohydrin

: 169048-79-7
(5R)-5-(chloromethyl)-1,3-oxazolidin-2-one

Conditions

Conditions	Yield
In water for 15h; Heating;	100%
With magnesium sulfate In water at 100℃; Inert atmosphere;	75%
With water for 15h; Reflux;	59%

: 96-50-4
2-thiazolylamine

: 590-28-3
potassium cyanate

: 35107-91-6
thiazol-2-yl-urea

Conditions

Conditions	Yield
With acetic acid at 20℃; for 3h;	100%

: 590-28-3
potassium cyanate

: 74852-62-3
4-[4-(4-methoxy-phenyl)-piperazin-1-yl]-phenylamine

: 219923-93-0
N-[4-[4-(4-methoxyphenyl)-1-piperazinyl]phenyl]urea

Conditions

Conditions	Yield
With hydrogenchloride at 20℃; for 4h;	100%

: 590-28-3
potassium cyanate

: 19952-47-7
4-chlorobenzo[d]thiazol-2-amine

: 362521-53-7
(4-chloro-benzothiazol-2-yl)-urea

Conditions

Conditions	Yield
With acetic acid at 20℃; for 3h;	100%
With acetic acid In water at 20℃; for 3h;	100%

: 590-28-3
potassium cyanate

: 62325-22-8
3-chloropropyl-heptamethylcyclotetrasiloxane

: 3-isocyanatopropyl-heptamethylcyclotetrasiloxane

Conditions

Conditions	Yield
With potassium iodide In N,N-dimethyl-formamide at 20 - 130℃; for 2.5h;	100%

: 590-28-3
potassium cyanate

: 5438-70-0
ethyl (4-amino-3,5-dibromophenyl)acetate

: 647024-04-2
C11H14N2O3

Conditions

Conditions	Yield
With trifluoroacetic acid In toluene at 60℃; for 24h;	100%

: 590-28-3
potassium cyanate

: 1071823-03-4
2-amino-1,6-di-O-(tert-butyldiphenylsilyl)-2-deoxy-β-D-glucopyranose

: 1071823-05-6
C39H50N2O6Si2

Conditions

Conditions	Yield
With acetic acid In tetrahydrofuran; water at 20℃; for 4h;	100%

: 590-28-3
potassium cyanate

: O-tert-butyl-L-tyrosine methyl ester hydrochloride

: 5-p-(tert-butyloxyphenyl)methyl-2,4-imidazolidinedione

Conditions

Conditions	Yield
Stage #1: potassium cyanate; O-tert-butyl-L-tyrosine methyl ester hydrochloride In water Milling; Green chemistry; Stage #2: With caesium carbonate In water Green chemistry;	100%

: 590-28-3
potassium cyanate

: 17114-97-5
O-tert-butyl-L-serine methyl ester hydrochloride

: 5-tert-butoxymethyl-2,4-imidazolidinedione

Conditions

Conditions	Yield
Stage #1: potassium cyanate; O-tert-butyl-L-serine methyl ester hydrochloride In water Milling; Green chemistry; Stage #2: With caesium carbonate In water Green chemistry;	100%

: 590-28-3
potassium cyanate

: 191870-25-4
ethyl (4-cyanobenzyl)glycinate

: 4-((2,4-dioxoimidazolidin-1-yl)methyl)benzonitrile

Conditions

Conditions	Yield
With acetic acid at 20 - 80℃; for 20h;	100%

: 590-28-3
potassium cyanate

: 5089-70-3
(3-chloropropyl)triethoxysilane

: 24801-88-5
3-(triethoxypropyl) isocyanate

Conditions

Conditions	Yield
at 100℃; for 12h; Temperature; Inert atmosphere; Ionic liquid;	99.5%

: 590-28-3
potassium cyanate

: 2835-95-2
amino-4 hydroxy-2 toluene

: 16704-78-2
3-hydroxy-4-methyl-phenyl urea

Conditions

Conditions	Yield
With acetic acid In water at 35℃; for 24h;	99%

: 590-28-3
potassium cyanate

: 99358-09-5
7-amino-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylic acid

: 20197-93-7
7,8-dihydro-1H-[1,4]dioxino[2,3-g]quinazoline-2,4-dione

Conditions

Conditions	Yield
Stage #1: potassium cyanate; 7-amino-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylic acid With acetic acid In water for 4h; Stage #2: With sodium hydroxide In water for 2h; Heating; Further stages.;	99%
(i) AcOH, (ii) /BRN= 3560091/; Multistep reaction;

: 590-28-3
potassium cyanate

: 5345-47-1
2-aminopyridin-3-carboxylic acid

: 21038-66-4
1H-Pyrido[2,3-d]pyrimidine-2,4-dione

Conditions

Conditions	Yield
With water; ammonium chloride at 80 - 200℃; for 2.5h;	99%
In water for 0.00833333h; microwave irradiation;	95%
With acetic acid In polyethyleneglycol (PEG-400) at 20 - 60℃; for 0.166667h;	78%
With ammonium chloride In water at 20 - 200℃; for 2.66667h;

: 590-28-3
potassium cyanate

: 17882-66-5
heptamethyl-chloromethyl-cyclotetrasiloxane

: isocyanatomethyl-heptamethylcyclotetrasiloxane

Conditions

Conditions	Yield
With potassium iodide In N,N-dimethyl-formamide at 20 - 130℃; for 3h;	99%

: 590-28-3
potassium cyanate

: 6269-89-2
1-(4-Nitrophenyl)piperazine

: 63178-62-1
4-(4-nitro-phenyl)-piperazine-1-carboxylic acid amide

Conditions

Conditions	Yield
	99%

: 590-28-3
potassium cyanate

: 10025-76-0
europium(III) chloride

: 68-12-2, 33513-42-7
N,N-dimethyl-formamide

: nickel dichloride

: [(CH3)2NCHO]8Eu2Ni(NCO)8

Conditions

Conditions	Yield
In N,N-dimethyl-formamide byproducts: KCl; stirring at room temp. for 2 days (N2), filtration, evapn. for 12 h, crystn.; elem. anal.;	99%

...Expand

: 590-28-3
potassium cyanate

: copper(II) nitrate trihydrate

: 25005-97-4
2,3,5,6-tetrakis(2-pyridyl)pyrazine

: [Cu(2,3,5,6-tetrakis(2-pyridyl)pyrazine)(NCO)2]*0.4H2O

Conditions

Conditions	Yield
In water KNCO in H2O was slowly added to aq. soln. Cu(NO3)2*3H2O and tppz; soln. was evapd. slowly at room temp. in few weeks; elem. anal.;	99%

...Expand

: 590-28-3
potassium cyanate

: 157869-15-3
2-((4-methoxyphenyl)ethynyl)aniline

: 1201632-67-8
C16H14N2O2

Conditions

Conditions	Yield
With water; acetic acid at 20℃; for 0.333333h;	99%

: 590-28-3
potassium cyanate

: 221910-19-6
2-(4-chlorophenylethynyl)phenylamine

: 1201632-52-1
C15H11ClN2O

Conditions

Conditions	Yield
With water; acetic acid at 20℃; for 0.333333h;	99%

: 590-28-3
potassium cyanate

: 1346019-23-5
2-(3-(4-ethylphenoxy)prop-1-ynyl)aniline

: 1346018-93-6
1-(2-(3-(4-ethylphenoxy)prop-1-ynyl)phenyl)urea

Conditions

Conditions	Yield
With acetic acid In water at 20℃; for 0.333333h;	99%

: 590-28-3
potassium cyanate

: 157869-09-5
2-(3-phenoxyprop-1-ynyl)aniline

: 1346018-92-5
1-(2-(3-phenoxyprop-1-ynyl)phenyl)urea

Conditions

Conditions	Yield
With acetic acid In water at 20℃; for 0.333333h;	99%

: 590-28-3
potassium cyanate

: 736184-66-0
2-(4-phenylbut-1-yn-1-yl) aniline

: 1346019-01-9
1-(2-(4-phenylbut-1-ynyl)phenyl)urea

Conditions

Conditions	Yield
With acetic acid In water at 20℃; for 0.333333h;	99%

: 590-28-3
potassium cyanate

: 201230-82-2
carbon monoxide

: 92-66-0
4-bromo-1,1'-biphenyl

: 67-63-0
isopropyl alcohol

: isopropyl biphenylcarbonylcarbamate

Conditions

Conditions	Yield
With dichloro(1,5-cyclooctadiene)palladium(II); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene at 70℃; for 8h;	99%

...Expand

: 590-28-3
potassium cyanate

: 580-13-2
2-bromonaphthalene

: 201230-82-2
carbon monoxide

: 67-63-0
isopropyl alcohol

: isopropyl 2-naphthoylcarbamate

Conditions

Conditions	Yield
With dichloro(1,5-cyclooctadiene)palladium(II); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene at 70℃; for 8h;	99%

...Expand

: 590-28-3
potassium cyanate

: 99-88-7
4-Isopropylaniline

: 56046-17-4
3-[4-(1-methylethyl)]phenylurea

Conditions

Conditions	Yield
With hydrogenchloride In water at 20℃; for 2h; Inert atmosphere;	99%

Potassium cyanate Specification

The Potassium cyanate, also known as Aero cyanate weedkiller, is an inorganic compound with the formula KOCN. It belongs to the product categories of Inorganics; Inorganics Alphabetic; Herbicides; P; Pesticides & Metabolites; PON - PT; Metal and Ceramic Science; Potassium Salts; Salts. Its EINECS registry number is 209-676-3. With the CAS registry number 590-28-3, its IUPAC name is potassium cyanate. What's more, this chemical is a white powder.

Physical properties of Potassium cyanate: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 2; (3)Rotatable Bond Count: 0; (4)Exact Mass: 80.961696; (5)MonoIsotopic Mass: 80.961696; (6)Topological Polar Surface Area: 46.8; (7)Heavy Atom Count: 4; (8)Formal Charge: 0; (9)Complexity: 34.5; (10)Isotope Atom Count: 0; (11)Defined Atom StereoCenter Count: 0; (12)Undefined Atom StereoCenter Count: 0; (13)Defined Bond StereoCenter Count: 0; (14)Undefined Bond StereoCenter Count: 0; (15)Covalently-Bonded Unit Count: 2.

Preparation: KOCN is prepared by urea with potassium carbonate at 400 °C. The reaction produces a liquid. Intermediates and impurities include biuret, cyanuric acid, and potassium allophanate (KO₂CNHC(O)NH₂), as well as unreacted starting urea, but these species are unstable at 400 °C.

2 OC(NH2)₂ + K₂CO₃ → 2 KOCN + (NH₄)₂CO₃

Uses of Potassium cyanate: The product is used as a basic raw material for various organic syntheses, for example, urea derivatives, semicarbazides, carbamates and isocyanates. It is also used for the heat treatment of metals. This reagent is used to prepare herbicide.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause damage to health. It is harmful if swallowed. You must avoid contact with skin and eyes.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C(#N)[O-].[K+]
(2)InChI: InChI=1S/CHNO.K/c2-1-3;/h3H;/q;+1/p-1
(3)InChIKey: GKKCIDNWFBPDBW-UHFFFAOYSA-M

The toxicity data is as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	320mg/kg (320mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD	Journal of Pharmacology and Experimental Therapeutics. Vol. 185, Pg. 653, 1973.
mouse	LD50	oral	841mg/kg (841mg/kg)		Pesticide Chemicals Official Compendium, Association of the American Pesticide Control Officials, Inc., 1966. Vol. -, Pg. 925, 1966.

Product Name

Potassium cyanate

Synthetic route

Potassium cyanate Specification

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