Sodium cyanoborohydride
ALDRICH/156159 - reagent grade, 95%
Synonym: Sodium cyanotrihydridoborate
CAS Number: 25895-60-7
Empirical Formula (Hill Notation): NaBH3CN
Molecular Weight: 62.84
EC Number: 247-317-2
MDL Number: MFCD00003516
Linear Formula: NaBH3CN
Product Type: Chemical
| assay | 95% |
| form | powder |
| grade | reagent grade |
| InChI | 1S/CH3BN.Na/c2-1-3;/h2H3; |
| InChI key | CVDUGUOQTVTBJH-UHFFFAOYSA |
| mp | >242 °C (dec.) (lit.) |
| Quality Level | 300 ![]() |
| reaction suitability | reagent type: reductant |
| SMILES string | [Na+].[BH3-]C#N |
| Application: | Reagent for selective reductions. |
| Application: | Sodium cyanoborohydride is used as a reagent: • To convert the amino-functional Si3N4 surface to a reactive surface with aldehyde groups. • For coupling amino-modified oligonucleotide probes. • In the synthesis of a novel phenolate-bridged dilanthanum(III) complex of interest as a model for metalloproteins. • In the reductive amination of aldehydes and ketones, and in the reductive alkylation of amines. |
| General description: | Sodium cyanoborohydride, also known as sodium cyanotrihydridoborate, is a mild reducing agent that is stable in acidic conditions. It is widely used in the selective reduction of aryl aldehydes and ketones. |
| Symbol | ![]() ![]() ![]() GHS02,GHS05,GHS06,GHS09 |
| Signal word | Danger |
| Hazard statements | H228 - H260 - H300 + H310 + H330 - H314 - H410 |
| Precautionary statements | P210 - P231 + P232 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | F,T+,N |
| Risk Statements | 11-26/27/28-32-34-50/53 |
| Safety Statements | 26-28-36/37/39-45-60-61 |
| RIDADR | UN3179 - class 4.1 - PG 2 - EHS - Flammable solid, toxic, inorga |
| WGK Germany | WGK 3 |
| Flash Point(F) | 158.0 °F |
| Flash Point(C) | 70 °C |
| Supplemental Hazard Statements | EUH032 |
| Purity | 95% |
| mp | >242 °C (dec.) (lit.) |
| UNSPSC | 12352306 |





