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Sigma-Aldrich 71320 Sodium borohydride purum p.a., ≥96% (gas-volumetric) CAS No.: 16940-66-2 500 gr
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Stok Kodu
LB.SA.71320-500G
Kısa Bilgi
Synonym(s): Sodium tetrahydridoborate Linear Formula: NaBH4 CAS Number: 16940-66-2 Molecular Weight: 37.83 EC Number: 241-004-4 MDL number: MFCD00003518 UNSPSC Code: 26111700 PubChem Substance ID: 57652284 NACRES: NA.22
| Sigma-Aldrich 71320 Sodium borohydride purum p.a., ≥96% (gas-volumetric) CAS No.: 16940-66-2 |
| Synonym(s): Sodium tetrahydridoborate Linear Formula: NaBH4 CAS Number: 16940-66-2 Molecular Weight: 37.83 EC Number: 241-004-4 MDL number: MFCD00003518 UNSPSC Code: 26111700 PubChem Substance ID: 57652284 NACRES: NA.22 |
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PROPERTIES
grade purum p.a.
Quality Level 200 Assay ≥96% (gas-volumetric) form powder reaction suitability reagent type: reductant mp >300 °C (dec.) (lit.) anion traces chloride (Cl-): ≤5000 mg/kg sulfate (SO42-): ≤50 mg/kg cation traces Ca: ≤50 mg/kg Cd: ≤50 mg/kg Co: ≤50 mg/kg Cu: ≤50 mg/kg Fe: ≤50 mg/kg K: ≤1000 mg/kg Ni: ≤50 mg/kg Pb: ≤50 mg/kg Zn: ≤50 mg/kg SMILES string [BH4-].[Na+] InChI 1S/BH4.Na/h1H4;/q-1;+1 InChI key YOQDYZUWIQVZSF-UHFFFAOYSA-N DESCRIPTION General description Sodium borohydride is considered as a selective reducing agent due to its ability to selectively reduce aldehydes and ketones into their corresponding alcohols in the presence of other functional groups such as nitro, ester, amide, lactone, epoxide, and nitriles that are otherwise susceptible to reduction.[1] It is being considered as a promising candidate for hydrogen storage applications.[2] Application Sodium borohydride may be used as a reductant and hydrogen source for the semi-hydrogenation of alkynes to the corresponding alkenes in the presence of nickel nanoparticles generated in situ from nickel chloride and methanol.[3] It can also be used as a reducing agent for the synthesis of gold nanoparticles from gold chloride.[4] Other Notes Reduction of carboxylic acid derivatives [5][6] |
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