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Merck

455571

Sigma-Aldrich

硼氢化钾

≥97%

别名:

硼氢化钾

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About This Item

线性分子式:
KBH4
CAS号:
分子量:
53.94
EC 号:
MDL编号:
UNSPSC代码:
12352306
PubChem化学物质编号:
NACRES:
NA.22
方案:
≥97%
表单:
powder
价格与库存信息目前不能提供

质量水平

方案

≥97%

表单

powder

反应适用性

reagent type: reductant

mp

500 °C (dec.) (lit.)

密度

1.18 g/mL at 25 °C (lit.)

SMILES字符串

[K+].[H][B-]([H])([H])[H]

InChI

1S/BH4.K/h1H4;/q-1;+1

InChI key

ICRGAIPBTSPUEX-UHFFFAOYSA-N

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应用

硼氢化钾(KBH4)可用作合成以下物质的还原剂:       
  • 通过还原铜盐制备铜纳米粒子。[1]
  • 在手性NN′-二氧基钪(III)复合物催化剂存在下,通过烯酮和酮还原制备对映选择性烯丙醇。[2]
  • 在相转移催化剂PEG-400的存在下,通过还原硝基芳烃来制备乙氧基苯。[3]

它也可以用作镍-硼合金中的硼源,该合金可电沉积在碳纤维上以改善碳的催化石墨化作用。[4]

警示用语:

Danger

危险分类

Acute Tox. 3 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1B - Water-react 1

储存分类代码

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

nwg

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

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Catalytic graphitization of carbon fibers with electrodeposited Ni-B alloy coating
Zhou H, et al.
Materials Chemistry and Physics, 110(2-3), 434-439 (2008)
Peng He et al.
Organic letters, 14(19), 5134-5137 (2012-09-28)
The first catalytic enantioselective 1,2-reduction of enones with 0.45 mol equiv potassium borohydride solution catalyzed by a chiral N,N'-dioxide-Sc(III) complex catalyst was accomplished under mild reaction conditions. A number of optically active allylic alcohols were obtained in good to excellent
Preparation of copper nanoparticles by chemical reduction method using potassium borohydride
Zhang Q-L, et al.
Transactions of Nonferrous Metals Society of China, 20, 240-s244-240-s244 (2010)
Feng Li et al.
Journal of chromatography. A, 1081(2), 232-237 (2005-07-26)
A novel method for speciation analysis of inorganic arsenic was developed by on-line hyphenating microchip capillary electrophoresis (chip-CE) with hydride generation atomic fluorescence spectrometry (HG-AFS). Baseline separation of As(III) and As(V) was achieved within 54 s by the chip-CE in
A P Seddon et al.
The Journal of biological chemistry, 261(25), 11538-11543 (1986-09-05)
Bacterial 5-oxoprolinase is composed of two protein components: Component A, which catalyzes 5-oxoproline-dependent ATP-hydrolysis and Component B, which couples the hydrolysis of ATP with the decyclization of 5-oxoproline to form glutamate (Seddon, A. P., Li, L., and Meister, A. (1984)

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