CAS No.557-21-1,ZINC CYANIDE Suppliers

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Basic Information

Molecular Structure:
CAS No.:	557-21-1
Name:	ZINC CYANIDE
Article Data:	62

Formula:	C₂N₂Zn
Molecular Weight:	117.425
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
Solubility:	Soluble in alkalies, potassium cyanide and ammonia. Insoluble in water and most solvents.
Appearance:	white to off-white powder
Hazard Symbols:	N,T+
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

Conditions	Yield
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

...Expand

: 6Zn(H2NC2H4NH2)3(2+)*Cu5(CN)17(12-)*8.4H2O=[Zn(H2NC2H4NH2)3]6[Cu5(CN)17]*8.4H2O

A: 557-21-1
zinc(II) cyanide

: zincite

C: copper(l) cyanide

D: 12775-96-1, 15158-11-9, 15721-63-8, 16941-75-6, 17493-86-6, 19498-52-3, 20499-83-6, 20499-84-7, 20499-85-8, 20499-86-9, 20573-10-8, 20573-11-9, 21595-51-7, 21595-52-8, 22206-52-6, 26445-28-3, 28959-95-7, 37362-93-9, 39417-05-5, 54603-16-6, 54603-23-5, 54603-32-6, 54603-40-6, 54603-48-4, 54603-81-5, 54603-89-3, 56316-56-4, 95985-91-4, 122297-32-9, 7440-50-8
copper

Conditions

Conditions	Yield
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%

...Expand

: 460-19-5
ethanedinitrile

: 7440-66-6
zinc

: 557-21-1
zinc(II) cyanide

Conditions

Conditions	Yield
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

Conditions	Yield
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

Conditions	Yield
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

: 7440-66-6
zinc

A: 557-21-1
zinc(II) cyanide

B: 2074-87-5
carbon nitride

Conditions

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

...Expand

: calcium cyanide

: 7733-02-0
zinc(II) sulfate

: 557-21-1
zinc(II) cyanide

Conditions

Conditions	Yield
pptn.;;
pptn.;;

: 10196-18-6
zinc(II) nitrate

: calcium cyanide

: 557-21-1
zinc(II) cyanide

Conditions

Conditions	Yield
pptn.;;
pptn.;;

: calcium cyanide

: 7646-85-7
zinc(II) chloride

: 557-21-1
zinc(II) cyanide

Conditions

Conditions	Yield
pptn.;;
pptn.;;

: 74-90-8
hydrogen cyanide

: zinc(II) oxide

: 557-21-1
zinc(II) cyanide

Conditions

Conditions	Yield
In water passing HCN into a sludge of ZnO;;
In water passing HCN into a sludge of ZnO;;

Raw Materials

7646-85-7

10196-18-6

57-13-6

74-90-8

420-05-3

592-04-1

460-19-5

557-34-6

Downstream Products

623-03-0

673-22-3

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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)	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.