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Merck
CN

215813

氢化钾

greener alternative

30 wt % dispersion in mineral oil

别名:

Potassium monohydride

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关于此项目

线性分子式:
KH
化学文摘社编号:
分子量:
40.11
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-704-8
MDL number:
Form:
slurry
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form

slurry

Quality Level

reaction suitability

reagent type: reductant

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

concentration

30 wt % dispersion in mineral oil

greener alternative category

SMILES string

[K]

InChI

1S/K.H

InChI key

NTTOTNSKUYCDAV-UHFFFAOYSA-N

General description

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Application

Potassium hydride can be used for following applications:
  • Deprotonation: As a strong base, potassium hydride effectively deprotonates hydroxyl groups of monomers, generating alkoxide ions. These ions facilitate the ring-opening polymerization of monosubstituted oxiranes.
  • Strong Base in Williamson Ether Synthesis: It is employed to generate alkoxides from alcohols, which subsequently react with alkyl halides to form ethers.
  • Reducing Agent: Potassium hydride can reduce hindered boranes and borates to trialkyl borohydrides. It also facilitates the reduction of ketones and alkyl halides.
  • Alkylation and Enolate Formation: It aids in the formation of enolates from ketones, which can be utilized in one-pot alkylation-cyclization reactions.


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pictograms

FlameCorrosion

signalword

Danger

hcodes

supp_hazards

存储类别

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

wgk

WGK 3

flash_point_f

No data available

flash_point_c

No data available

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B - Water-react. 1



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Patnaik P et al.
A Comprehensive Guide to the Hazardous Properties of Chemical Substances null
Potassium hydride in paraffin: A useful base for organic synthesis.
Taber DF and Nelson CG
The Journal of Organic Chemistry, 71(23), 8973-8974 (2006)
David K Packham et al.
The New England journal of medicine, 372(3), 222-231 (2014-11-22)
Hyperkalemia (serum potassium level, >5.0 mmol per liter) is associated with increased mortality among patients with heart failure, chronic kidney disease, or diabetes. We investigated whether sodium zirconium cyclosilicate (ZS-9), a novel selective cation exchanger, could lower serum potassium levels



全球贸易项目编号

货号GTIN
215813-300G04061838773975
215813-75G04061838773982