CAS No.34171-69-2,POTASSIUM TRICYANOMETHANIDE Suppliers

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Basic Information

CAS No.:

34171-69-2

Name:

POTASSIUM TRICYANOMETHANIDE

Article Data:

Molecular Structure:

Formula:

C4N3 . K

Molecular Weight:

129.162

Synonyms:

Methanetricarbonitrile,ion(1-), potassium (8CI,9CI); Methanetricarbonitrile, potassium deriv.(6CI,7CI); Potassium cyanoformate; Potassium tricyanomethanide; Potassiumtricyanomethide

Melting Point:

298°C(lit.)

Boiling Point:

178.9°C at 760 mmHg

Flash Point:

62°C

Solubility:

Soluble in water.

Risk Codes:

23/24/25

Safety:

Risk Statements	23/24/25
Safety Statements	26-36/37/39
RIDADR	3276
HazardClass	6.1
PackingGroup	II

PSA:

71.37000

LogP:

0.26514

Synthetic route

: 151-50-8
potassium cyanide

: complex of dibromomalononitrile with potassium bromide

: 34171-69-2
potassium tricyanomethanide

Conditions

Conditions	Yield
In acetone at 35 - 40℃; for 1.5h;	58%

: 110-71-4
1,2-dimethoxyethane

: 34171-69-2
potassium tricyanomethanide

Conditions

Conditions	Yield
In diethyl ether
In diethyl ether

: potassium cyanide

: 109-77-3
malononitrile

: 34171-69-2
potassium tricyanomethanide

Conditions

Conditions	Yield
With KBr; Br2 In 1,2-dimethoxyethane malonitrile and potassium bromide dissolved in water, bromine added at 5°C to stirred soln., dibromomalonitrile-potassium bromide complex produced was removed by filtration, washed with water, dried over P2O5under high vac.; potassium cyanide dissolved in dimethoxyethane, potassium bromide complex added, stirred for 1.5 h, heated to reflux briefly, hot soln. filtered, cooled overnight, crystn. by adding ether, filtration;

Yield

With KBr; Br2 In 1,2-dimethoxyethane malonitrile and potassium bromide dissolved in water, bromine added at 5°C to stirred soln., dibromomalonitrile-potassium bromide complex produced was removed by filtration, washed with water, dried over P2O5under high vac.; potassium cyanide dissolved in dimethoxyethane, potassium bromide complex added, stirred for 1.5 h, heated to reflux briefly, hot soln. filtered, cooled overnight, crystn. by adding ether, filtration;

: [Cu(bis(2-pyridylcarbonyl)amidato)(H2O)2](NO3) * 2 H2O

: 7732-18-5
water

: 34171-69-2
potassium tricyanomethanide

: 1017235-47-0
[Cu(bis(2-pyridylcarbonyl)amidate)(tricyanomethanide)]n

Conditions

Conditions	Yield
In water equimolar aq. soln. of Cu-compound slowly diffused into aq. K-compound for 6 weeks at room temp.; elem. anal.;	100%

...Expand

: copper(II) nitrate trihydrate

: 25005-96-3
2,3-bis(2'-pyridyl)pyrazine

: 7732-18-5
water

: 34171-69-2
potassium tricyanomethanide

: [Cu2(2,3-bis(2-pyridyl)pyrazine)2(tricyanomethanide)3(H2O)0.5](tricyanomethanide)0.5H2O

Conditions

Conditions	Yield
In water in H-tube; aq. soln. of Cu salt and 2,3-bis(2-pyridyl)pyrazine in one arm and aq. soln. of K tricyanomethanide in the other arm subjected to slow diffusion at room temp.; crystals collected; elem. anal.;	99%

...Expand

: copper(II) nitrate trihydrate

: 23309-74-2
2,3-bis(2-pyridyl)quinoxaline

: 34171-69-2
potassium tricyanomethanide

: [Cu(2,3-bis(2-pyridyl)quinoxaline)(tricyanomethanide)2]

Conditions

Conditions	Yield
In water in H-tube; aq. soln. of Cu salt and 2,3-bis(2-pyridyl)quinoxaline in onearm and aq. soln. of K tricyanomethanide in the other arm subjected to slow diffusion at room temp.; crystals collected; elem. anal.;	99%

...Expand

: copper(II) nitrate trihydrate

: 34171-69-2
potassium tricyanomethanide

: 18653-75-3
2-(2'-pyridyl)imidazole

: [Cu(2-(2-pyridyl)imidazole)(tricyanomethanide)2]n

Conditions

Conditions	Yield
In water aq. soln. of K-salt added to aq. soln. of mixt. of Cu(NO3)2*3H2O and ligand; elem. anal.;	99%

...Expand

: 1148-79-4
2,2':6,2''-terpyridine

: copper(II) nitrate trihydrate

: 34171-69-2
potassium tricyanomethanide

: [Cu(2,2':6',2''-terpyridine)(tricyanomethanide)*tricyanomethanide]n

Conditions

Conditions	Yield
In water aq. soln. of K-salt slow diffused into aq. soln. of mixt. of Cu(NO3)2*3H2O and ligand in H-shaped tube for 1 month; elem. anal.;	99%

...Expand

: triaqua[bis(2-pyrimidylcarbonyl)amidate]copper(II) nitrate dihydrate

: 34171-69-2
potassium tricyanomethanide

: 1059605-13-8
[Cu(bis(2-pyrimidylcarbonyl)amidate)(tricyanomethanide)(H2O)]

Conditions

Conditions	Yield
In water aq. soln. of Cu complex and K salt was slowly evapd. at room temp.; filtered; washed (cold H2O); kept in desiccator over CaCl2; elem. anal.;	99%

: 34171-69-2
potassium tricyanomethanide

: 121-44-8
triethylamine

: 94072-39-6
triethylammonium tricyanomethanide

Conditions

Conditions	Yield
Stage #1: potassium tricyanomethanide With Amberlite IR120-H In water for 4h; Stage #2: triethylamine In methanol; water at 20℃; for 0.5h; Product distribution / selectivity;	99%

Raw Materials