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557-21-1

Basic Information
CAS No.: 557-21-1
Name: Zinc cyanide (Zn(CN)2)
Molecular Structure:
Molecular Structure of 557-21-1 (Zinc cyanide (Zn(CN)2))
Formula: C2N2Zn
Molecular Weight: 117.43
Synonyms: Zinccyanide (6CI,7CI,8CI);Zinc dicyanide;
EINECS: 209-162-9
Density: 1.85 g/cm3
Melting Point: 800 °C
Boiling Point: 25.7 °C at 760 mmHg
Flash Point:
Solubility: Soluble in alkalies, potassium cyanide and ammonia. Insoluble in water and most solvents.
Appearance: white to off-white powder
Hazard Symbols: DangerousN,VeryT+
Risk Codes: 50/53-32-26/27/28
Safety: 7-61-60-45-29-28
Transport Information: UN 1713
PSA: 47.58000
LogP: 0.03106
Synthetic route
773837-37-9

sodium cyanide

zinc(II) nitrate hexahydrate

A

557-21-1

zinc(II) cyanide

B

sodium fluoride

Conditions
ConditionsYield
In water compds. dissolved in degassed H2O at 80°C, allowed to stand for 1d at 4°C; NaF filtered off, washed with ice-cold EtOH, aq. EtOH mixt. evapd.;A 78%
B n/a
Conditions
ConditionsYield
With air In neat (no solvent) sample heating at 4 K/min in air to 300°C, temp. keeping for 3 h; XRD;A n/a
B 1%
C n/a
D 1%
460-19-5

ethanedinitrile

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
slow react. of liq. (CN)2 with Zn at higher temp. up to 115°C; deposition of paracyan layer on Zn is stopping react.; O2 is inhibiting react., benzene vapor and CO2 have no influence on react.;;
Kinetics; at 22°C very slow, studies on influence of temp.; inhibited by O2;
In neat (no solvent) formation on Zn-surface in the cold after several days, at 100 °C after 3 - 4 h;;

hydrogen cyanide; compound of sodium cyanide with copper cyanide

A

557-21-1

zinc(II) cyanide

B

copper(l) cyanide

Conditions
ConditionsYield
With zinc(II) sulfate byproducts: Na2SO4; calcd. amts. of ZnSO4;
With ZnSO4 byproducts: Na2SO4; calcd. amts. of ZnSO4;
773837-37-9

sodium cyanide

7646-85-7

zinc(II) chloride

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In neat (no solvent) byproducts: N2; at 550°C, although evolving of N2 but no formation of cyanamide;;
pptn.;;
In neat (no solvent) byproducts: N2; at 550°C, although evolving of N2 but no formation of cyanamide;;
pptn.;;
460-19-5

ethanedinitrile

A

557-21-1

zinc(II) cyanide

B

2074-87-5

carbon nitride

Conditions
ConditionsYield
by heating in sealed tube at 300°C;
by heating in sealed tube at 300°C;

calcium cyanide

7733-02-0

zinc(II) sulfate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;
10196-18-6

zinc(II) nitrate

calcium cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;

calcium cyanide

7646-85-7

zinc(II) chloride

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;
74-90-8

hydrogen cyanide

zinc(II) oxide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In water passing HCN into a sludge of ZnO;;
In water passing HCN into a sludge of ZnO;;
74-90-8

hydrogen cyanide

zinc(II) hydroxide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In acetic acid on pptg. of soln. of Zn(OH)2 in acetic acid with HCN and drying at 110°C;;
74-90-8

hydrogen cyanide

7733-02-0

zinc(II) sulfate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
With KOC(O)CH3 In water passing HCN into an aq. soln. of ZnSO4 and K acetate;;
With KOC(O)CH3 In water passing HCN into an aq. soln. of ZnSO4 and K acetate;;
74-90-8

hydrogen cyanide

557-34-6

zinc diacetate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In methanol; diethyl ether on mixing of soln. of Zn acetate/methanol and HCN/ether;; on drying ppt. at 75°C, then in vacuum over P2O5;;
In water passing HCN into an aq. soln. of Zn acetate; pptn. is incomplete;; pptn.;;
In water stratifying of aq. Zn acetate with aq. HCN;; pptn.;;

zinc(II) nitrate hexahydrate

dipotassium tetracyanozincate(II)

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In water layering water on aq. soln. of zinc compds., slow diffusion for 2-3 wk; filtration, washing with water, ethanol, air drying;

potassium cyanide

zinc(II) oxide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
digestion or boiling a sludge of ZnO and a moderately concd. KCN soln.;;
digestion or boiling a sludge of ZnO and a moderately concd. KCN soln.;;
557-21-1

zinc(II) cyanide

zinc potassium cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In water Electrolysis; electolysis of an aq. soln. of Zn(CN)2*2KCN (no excess of KCN);; anodic pptn. of Zn(CN)2;;
592-04-1

mercury(II) cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In ammonia
In ammonia NH3 (liquid);
420-05-3

cyanic acid

557-21-1

zinc(II) cyanide

potassium cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In not given Electrolysis; Zn(CN)2 formed as layer on Zn anode in KCN soln.;;
In not given Electrolysis; electrolysis of a 4 n KCN soln. with Zn electrodes using a current density of 4.61 A*m^-2; formation on the anode;;
506-78-5

cyanogen iodide

557-20-0

diethylzinc

A

557-21-1

zinc(II) cyanide

B

75-03-6

ethyl iodide

773837-37-9

sodium cyanide

7733-02-0

zinc(II) sulfate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;
773837-37-9

sodium cyanide

zinc(II) sulfate heptahydrate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In water (The Chem. of Cyano Complexes of the Transition Elements, Academic Press: London, 1976, p. 287); aq. soln. of NaCN was stirred into aq. soln. ofZn compd.; filtered; washed (water); washed (acetone); dried (vac.);
71680-52-9, 130166-69-7

ammonium cyanide

7733-02-0

zinc(II) sulfate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;

potassium cyanide

7733-02-0

zinc(II) sulfate

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
slow addn. of a moderately concd. soln. of KCN to a soln. of ZnSO4 until the end of pptn.;; washing of the pptn. with water; drying with alc. and diethyl ether;;
slow addn. of a moderately concd. soln. of KCN to a soln. of ZnSO4 until the end of pptn.;; washing of the pptn. with water; drying with alc. and diethyl ether;;

thallium(I) zinc cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
In water strong acids;; pptn.;;
10196-18-6

zinc(II) nitrate

71680-52-9, 130166-69-7

ammonium cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;
71680-52-9, 130166-69-7

ammonium cyanide

7646-85-7

zinc(II) chloride

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
pptn.;;
pptn.;;

mercury(II) cyanide

557-21-1

zinc(II) cyanide

Conditions
ConditionsYield
With zinc ambient temp., CO2 stream;
With Zn ambient temp., CO2 stream;

mercury(II) cyanide

A

557-21-1

zinc(II) cyanide

B

mercury

Conditions
ConditionsYield
With zinc In ammonia fast reaction;
With Zn In ammonia NH3 (liquid); fast reaction;
557-21-1

zinc(II) cyanide

66107-30-0

4-bromophenyl trifluoromethanesulfonate

623-00-7

4-bromobenzenecarbonitrile

Conditions
ConditionsYield
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride100%
557-21-1

zinc(II) cyanide

66107-30-0

4-bromophenyl trifluoromethanesulfonate

106-38-7

para-bromotoluene

Conditions
ConditionsYield
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride100%
557-21-1

zinc(II) cyanide

14001-66-2

5-bromo-2-methoxypyrimidine

38373-47-6

2-methoxypyrimidine-5-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 115℃; for 3h; Sealed tube;100%
tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 85℃; Inert atmosphere;
557-21-1

zinc(II) cyanide

1307213-09-7

(S)-7-bromo-1,2,3,4-tetrahydro-cyclopenta[b]indol-2-ylamine (R)-2-hydroxy-3-phenylpropionic acid salt

1029691-23-3

(S)-(7-cyano-1,2,3,4-tetrahydrocyclopenta[b]indol-2-yl)carbamic acid isopropyl ester

Conditions
ConditionsYield
With zinc(II) formate; zinc; 1,1'-bis-(diphenylphosphino)ferrocene; palladium In ISOPROPYLAMIDE at 110℃; Product distribution / selectivity; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

1303517-13-6

(4a-R,9a-S)-trifluoro-methanesulfonic acid 1-(2,2,2-trifluoro-acetyl)-2,3,4,4a,9,9a-hexahydro-1H-indeno[2,1-b]pyridin-6-yl ester

1303517-15-8

(4a-R,9a-S)-1-(2,2,2-trifluoro-acetyl)-2,3,4,4a,9,9a-hexahydro-1H-indeno[2,1-b]pyridine-6-carbonitrile

Conditions
ConditionsYield
1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 80℃; for 12h; Inert atmosphere;100%
(diphenylphosphin)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 80℃; for 12h;100%
557-21-1

zinc(II) cyanide

1313279-89-8

(R)-tert-butyl 3-(6-chloro-2-(6-fluoroimidazo[1,2-a]pyridin-3-yl)pyrimidin-4-ylamino)piperidine-1-carboxylate

1313280-19-1

(R)-tert-butyl 3-(6-cyano-2-(6-fluoroimidazo[1,2-a]pyridin-3-yl)pyrimidin-4-ylamino)piperidine-1-carboxylate

Conditions
ConditionsYield
tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 130℃; for 1h; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

1323076-87-4

10a-(4-bromophenyl)-2,3,10,10a-tetrahydro-1H,5H-imidazo[1,2-a]pyrrolo[1,2-d]pyrazin-5-one

1323076-92-1

4-(5-oxo-2,3-dihydro-1H,5H-imidazo[1,2-a]pyrrolo[1,2-d]pyrazin-10a(10H)-yl)benzonitrile

Conditions
ConditionsYield
tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 150 - 160℃; for 0.666667h; Inert atmosphere; Microwave irradiation; Sealed tube;100%
557-21-1

zinc(II) cyanide

1394909-96-6

4-[3-bromo-4-(2,6-dimethyl-4-pyridinyl)-2,5-difluorophenyl]-2,6-dimethyl-(2R,6S)-morpholine

1394909-97-7

3-[(2R,6S)-2,6-dimethyl-4-morpholinyl]-6-(2,6-dimethyl-4-pyridinyl)-2,5-difluoro-benzonitrile

Conditions
ConditionsYield
With triphenylphosphine; tetrakis(triphenylphosphine) palladium(0) In acetonitrile at 150℃; for 18h; Microwave irradiation;100%
557-21-1

zinc(II) cyanide

26163-03-1

2-amino-3-bromo-5-chloropyridine

869557-28-8

2-amino-5-chloropyridine-3-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In 1-methyl-pyrrolidin-2-one at 110℃; for 5h; Further stages;100%
With tetrakis(triphenylphosphine) palladium(0) at 110 - 120℃; for 5h;100%
557-21-1

zinc(II) cyanide

(6-bromo-[1,2,4]triazolo[4,3-a]pyridin-3-yl)((3aR,5R,6aS)-5-(2-(trifluoromethyl)phenyl)hexahydrocyclopenta[c]pyrrole-2(1H)-yl)methanone

3-((3aR,5R,6aS)-5-(2-(trifluoromethyl)phenyl)octahydrocyclopenta[c]pyrrole-2-carbonyl)-[1,2,4]triazolo[4,3-a]pyridine-6-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 130℃; for 0.5h; Microwave irradiation;100%
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 130℃; for 0.5h; Microwave irradiation; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

(6-bromo-[1,2,4]triazolo[4,3-a]pyridin-3-yl)-((3aR,6aS)-5-(2-(trifluoromethyl)phenyl)hexahydrocyclopenta[c]pyrrol-2(1H)-yl)methanone

3-((3aR,6aS)-5-(2-(trifluoromethyl)phenyl)octahydrocyclopenta[c]pyrrole-2-carbonyl)[1,2,4]triazolo[4,3-a]pyridine-6-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 130℃; for 0.5h; Microwave irradiation;100%
557-21-1

zinc(II) cyanide

C17H13IN4O2

C18H13N5O2

Conditions
ConditionsYield
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; zinc In N,N-dimethyl-formamide at 145℃; for 2.5h; Solvent; Temperature; Microwave irradiation;100%
557-21-1

zinc(II) cyanide

4’-(3-bromo-5-fluoro-phenoxy)-7’-methylsulfonyl-spiro[1,3-dioxolane-2,1’-indane]

3-fluoro-5-(7’-methylsulfonylspiro[1,3-dioxolane-2,1’-indane]-4’-yl)oxy-benzonitrile

Conditions
ConditionsYield
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; zinc In N,N-dimethyl-formamide at 110℃; for 2h; Inert atmosphere;100%
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; zinc In N,N-dimethyl-formamide at 110℃; for 2h; Inert atmosphere;100%
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; zinc In N,N-dimethyl-formamide at 110℃; for 2h; Inert atmosphere;100%
With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; zinc In N,N-dimethyl-formamide at 110℃; for 2h; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

(4-aminophenyl)(4-(5-chloro-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidin-2-ylamino)piperidin-1-yl)methanone

2-(1-(4-aminobenzoyl)piperidin-4-ylamino )-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidine-5-carbonitrile

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); zinc; XPhos at 95℃; for 2h; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

(4-aminophenyl)((R)-3-(5-chloro-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidin-2-ylamino)pyrrolidin-1-yl)methanone

2-((R)-1-(4-aminobenzoyl)pyrrolidin-3-ylamino)-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidine-5-carbonitrile

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); zinc; XPhos at 95℃; for 1.5h; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

864773-66-0

5-bromo-6-fluoro-3-methyl-1H-indazole

6-fluoro-3-methyl-1H-indazole-5-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 100℃; for 16h; Inert atmosphere;100%
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 120℃; for 4h; Inert atmosphere;
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 120℃; for 4h; Inert atmosphere;
557-21-1

zinc(II) cyanide

tert-butyl 4-(4-bromophenylamino)-4-methylpiperidine-1-carboxylate

tert-butyl 4-(4-cyanophenylamino)-4-methylpiperidine-1-carboxylate

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 130℃; for 1h; Inert atmosphere; Microwave irradiation;100%
557-21-1

zinc(II) cyanide

1581753-62-9

6-bromo-1-cyclopropyl-3,3-dimethyl-1,3-dihydroindol-2-one

1-cyclopropyl-3,3-dimethyl-2-oxoindoline-6-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 85℃; for 16h; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

(4S,6S)-4-(5-amino-2-fluoro-4-iodophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

2-amino-4-((4S,6S)-2-amino-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-4-yl)-5-fluorobenzonitrile

Conditions
ConditionsYield
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc In N,N-dimethyl-formamide at 110℃; Sealed tube; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

59489-71-3

5-amino-2-bromopyrazine

113305-94-5

2-amino-5-cyanopyrazine

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); N,N,N,N,-tetramethylethylenediamine; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene at 100℃; for 2h;100%
557-21-1

zinc(II) cyanide

tert-butyl N-[(4-bromo-2,6-difluorophenyl)methyl]carbamate

633336-82-0

tert-butyl N-[(4-cyano-2,6-difluorophenyl)methyl]carbamate

Conditions
ConditionsYield
With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; 1,1'-bis-(diphenylphosphino)ferrocene In water; N,N-dimethyl-formamide at 120℃; for 1h;100%
557-21-1

zinc(II) cyanide

1208110-27-3

C24H26F3NO4S

1208110-34-2

(2RS)-1'-[2-(2-methylphenyl)ethyl]-1-oxo-3,4-dihydro-1H-spiro[naphthalene-2,2'-piperidine]-6-carbonitrile hydrochloride

Conditions
ConditionsYield
Stage #1: zinc(II) cyanide; C24H26F3NO4S With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 120℃; for 1.5h; Inert atmosphere;
Stage #2: With hydrogenchloride In diethyl ether; water; ethyl acetate Cooling with ice;
100%
557-21-1

zinc(II) cyanide

2-chloro-3-hydrazinyl-5-(trifluoromethoxy)pyridine

6-(trifluoromethoxy)-1H-pyrazolo[4,3-b]pyridine-3-amine

Conditions
ConditionsYield
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; zinc In N,N-dimethyl-formamide at 120℃; for 0.5h; Reagent/catalyst; Inert atmosphere;100%
891785-28-7

6-bromo-isoquinolin-3-ylamine

557-21-1

zinc(II) cyanide

3-aminoisoquinoline-6-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl acetamide at 90℃; for 1h;100%
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl acetamide at 90℃; for 1h;0.57 g
With tetrakis(triphenylphosphine) palladium(0); zinc In N,N-dimethyl-formamide at 80℃;
557-21-1

zinc(II) cyanide

rac-(4bS,5R,6S,7S,7aR)-7a-(4-bromophenyl)-4-methoxy-7-phenyl-6-(piperidin-1-ylmethyl)-5,6,7,7a-tetrahydro-4bH-cyclopenta[4,5]furo[2,3-c]pyridine-4b,5-diol

rac-4-((4bS,5R,6S,7S,7aR)-4b,5-dihydroxy-4-methoxy-7-phenyl-6-(piperidin-1-ylmethyl)-4b,5,6,7-tetrahydro-7aH-cyclopenta[4,5]furo[2,3-c]pyridin-7a-yl)benzonitrile

Conditions
ConditionsYield
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc In N,N-dimethyl-formamide at 140℃; for 2.5h; Inert atmosphere;100%
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc In N,N-dimethyl-formamide at 140℃; for 2.5h; Inert atmosphere;82%
557-21-1

zinc(II) cyanide

5-bromo-6-fluoro-3-(4-phenoxyphenyl)-1H-indazole

6-fluoro-3-(4-phenoxyphenyl)-1H-indazole-5-carbonitrile

Conditions
ConditionsYield
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 100℃; for 4h;100%
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 100℃; for 4h; Inert atmosphere;74%
557-21-1

zinc(II) cyanide

220513-46-2

6-bromo-8-fluoro-quinoline

8-fluoroquinoline-6-carbonitrile

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 100℃; for 3h; Inert atmosphere;100%
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0) In N,N-dimethyl-formamide at 130℃; Inert atmosphere;74.1%
With tris-(dibenzylideneacetone)dipalladium(0); XPhos In water; N,N-dimethyl-formamide at 150℃; for 1h; Microwave irradiation;65.6%
557-21-1

zinc(II) cyanide

(S)-tert-butyl 3-((5-iodo-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidin-2-yl)amino)piperidine-1-carboxylate

(S)-tert-butyl-3-((5-cyano-4-(1-(phenylsulfonyl)-1H-indol-3-yl)pyrimidin-2-yl)amino)piperidine-1-carboxylate

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); zinc; XPhos In N,N-dimethyl acetamide at 95℃; for 18h;100%
557-21-1

zinc(II) cyanide

C37H30BrF2N3OS

C38H30F2N4OS

Conditions
ConditionsYield
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc In N,N-dimethyl acetamide at 150℃; for 4h; Inert atmosphere;100%
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc In N,N-dimethyl acetamide at 150℃; for 4h; Inert atmosphere;100%
557-21-1

zinc(II) cyanide

C37H31BrFN3OS

C38H31FN4OS

Conditions
ConditionsYield
With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc In N,N-dimethyl acetamide at 120℃; for 12h; Inert atmosphere;100%
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  • 557-21-1          C2N2Zn             ZINC CYANIDE

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  • Zinc cyanide (Zn(CN)2)

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    Zinc cyanide (Zn(CN)2)

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  • ZINC CYANIDE

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    ZINC CYANIDE

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    Zinc Cyanide

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  • 557-21-1

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    557-21-1

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Consensus Reports

 Zinc and its compounds, as well as cyanide and its compounds, are on the Community Right-To-Know List. Reported in EPA TSCA Inventory.

Standards and Recommendations

DOT Classification:  6.1; Label: Poison
OSHA PEL: TWA 5 mg(CN)/m3
ACGIH TLV: CL 5 mg(CN)/m3 (skin)
DFG MAK: 5 mg/m3
NIOSH REL: (Cyanide) CL 5 mg(CN)/m3/10M

Specification

This chemical is called Zinc cyanide, and its IUPAC name is zinc dicyanide. With the molecular formula of C2N2Zn, its classification codes are Agricultural Chemical; Experimental pesticide; Unspecified / Unclassified pesticide. The CAS registry number of this chemical is 557-21-1. Additionally, its product categories are Inorganics; Zinc Salts; Metal and Ceramic Science; Salts. Moreover, it's insoluble in cold water, hydrocyanic acid, ethanol, ether and organic acids, slightly soluble in water, soluble in caustic soda, ammonia, acetic acid zinc solution.

Other characteristics of the Zinc cyanide can be summarised as followings: (1)ACD/LogP: -0.25; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.25; (4)ACD/LogD (pH 7.4): -0.25; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 17.42; (8)ACD/KOC (pH 7.4): 17.42; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 23.79 Å2; (13)Enthalpy of Vaporization: 27.18 kJ/mol; (14)Boiling Point: 25.7 °C at 760 mmHg; (15)Vapour Pressure: 740 mmHg at 25°C.

The Zinc cyanide could be obtained by the reactants of serum zinc chloride and sodium cyanide solution. This reaction needs the processes of separation and drying. The reaction equation is as following: 2NaCN+ZnC12→Zn(CN)2+2NaCl.

Uses of this chemical: The Zinc cyanide is mainly used in electroplating, organic synthesis, medicine and pesticide manufacturing. It could react with 1,3,5-triethyl-benzene to obtain the 2,4,6-triethyl-benzaldehyde. This reaction needs the reagent of HCl , and the yield is about 79 %.

Zinc cyanide could react with 1,3,5-triethyl-benzene to obtain the 2,4,6-triethyl-benzaldehyde

When you are using this chemical, please be cautious about it as the following: This chemical is very toxic by inhalation, in contacting with skin and if swallowed. It's also very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. If contacts with acid, it will liberate very toxic gas. Keep its container tightly closed. Do not empty into drains. Refer to special instructions / safety data sheets if you use it. After contacting with skin, wash immediately with plenty of soap-suds. Moreover, this material and its container must be disposed of as hazardous waste. 

You can still convert the following datas into molecular structure:
1.SMILES: [Zn+2].[C-]#N.[C-]#N
2.InChI: InChI=1/2CN.Zn/c2*1-2;/q2*-1;+2
3.InChIKey: GTLDTDOJJJZVBW-UHFFFAOYAM

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LCLo inhalation 61mg/m3/4H (61mg/m3)   National Technical Information Service. Vol. OTS0571244,
rat LD50 oral 54mg/kg (54mg/kg)   Toxicologist. Vol. 3, Pg. 170, 1983.
rat LDLo intraperitoneal 100mg/kg (100mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 28, 1953.