Sodium cyanoborohydride

Sodium cyanoborohydride
Names
	IUPAC name Sodium cyanoboranuide
	Other names Sodium cyanotrihydridoborate
Identifiers
CAS Number	25895-60-7 ;
3D model (JSmol)	Interactive image;
ECHA InfoCard	100.043.001
EC Number	247-317-2;
PubChem CID	5003444;
UNII	C4I8C58P9T ;
CompTox Dashboard (EPA)	DTXSID40894864 ;
	InChI InChI=1S/CH3BN.Na/c2-1-3;/h2H3;/q-1;+1;
	SMILES [BH3-]C#N.[Na+];
Properties
Chemical formula	Na[BH3(CN)]
Molar mass	62.84 g·mol−1
Appearance	white powder, hygroscopic
Density	1.083 g/cm (25°C)3
Melting point	242 °C (468 °F; 515 K) decomposes
Solubility in water	212 g/(100 mL) (29 °C)
Solubility	soluble in water, ethanol, diglyme, tetrahydrofuran, methanol ; slightly soluble in methanol ; insoluble in diethyl ether
Structure
Coordination geometry	4 at boron atom
Molecular shape	Tetrahedral at boron atom
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Flammable solid, fatal if swallowed, in contact with skin or if inhaled; Contact with acids liberates very toxic gas; Contact with water liberates highly flammable gas
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H228, H300, H310, H314, H330, H410
Precautionary statements	P210, P260, P264, P273, P280, P284
NFPA 704 (fire diamond)	4 3 2
Threshold limit value (TLV)	5 mg/m3 (TWA)
Safety data sheet (SDS)	Sigma Aldrich
Related compounds
Other anions	Sodium borohydride
Related compounds	Lithium aluminium hydride
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Sodium cyanoborohydride is a chemical compound with the formula Na[B H₃(C N)]. It is a colourless salt used in organic synthesis for chemical reduction including that of imines and carbonyls. Sodium cyanoborohydride is a milder reductant than other conventional reducing agents.