Sodium cyanoborohydride
Sodium cyanoborohydride is a chemical compound with the formula Na[BH3(CN)]. 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.
| Names | |
|---|---|
| IUPAC name
Sodium cyanoboranuide | |
| Other names
Sodium cyanotrihydridoborate | |
| Identifiers | |
3D model (JSmol) |
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| ECHA InfoCard | 100.043.001 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| 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 |
| 212 g/(100 mL) (29 °C) | |
| Solubility | soluble in water, ethanol, diglyme, tetrahydrofuran, methanol slightly soluble in methanol insoluble in diethyl ether |
| Structure | |
| 4 at boron atom | |
| 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: | |
| Danger | |
| H228, H300, H310, H314, H330, H410 | |
| P210, P260, P264, P273, P280, P284 | |
| NFPA 704 (fire diamond) | |
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).
Infobox references | |
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