Sodium cyanate

Sodium cyanate
Identifiers
CAS Number	917-61-3 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	3655041
ChEBI	CHEBI:38906;
ChEMBL	ChEMBL1644696;
ChemSpider	12922;
ECHA InfoCard	100.011.846
EC Number	213-030-6;
MeSH	C009281
PubChem CID	517096;
UNII	8UFS3JRV8P ;
CompTox Dashboard (EPA)	DTXSID2061274 ;
	InChI InChI=1S/CHNO.Na/c2-1-3;/h3H;/q;+1/p-1 Key: ZVCDLGYNFYZZOK-UHFFFAOYSA-M;
	SMILES C(#N)[O-].[Na+];
Properties
Chemical formula	NaOCN
Molar mass	65.01 g/mol
Appearance	white crystalline solid
Odor	odorless
Density	1.893 g/cm3
Melting point	550 °C (1,022 °F; 823 K)
Solubility in water	11.6 g/100 mL (25 °C)
Solubility	ethanol: 0.22 g/100 mL (0 °C) ; dimethylformamide: 0.05 g/100 mL (25 °C) ; slightly soluble in ammonia, benzene ; insoluble in diethyl ether
Structure
Crystal structure	body centered rhombohedral
Thermochemistry
Heat capacity (C)	86.6 J/mol K
Std molar; entropy (S⦵298)	119.2 J/mol K
Std enthalpy of; formation (ΔfH⦵298)	−400 kJ/mol
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H302, H412
Precautionary statements	P264, P270, P273, P301+P312, P330, P501
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	1500 mg/kg (rat, oral)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Sodium cyanate is the inorganic compound with the formula NaOCN. A white solid, it is the sodium salt of the cyanate anion.

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