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Merck
CN

663883

Sigma-Aldrich

氟化氢钾 溶液

3.0 M in H2O

别名:

二氟化氢钾, 酸式氟化钾

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About This Item

线性分子式:
KHF2
CAS号:
分子量:
78.10
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.22

质量水平

浓度

3.0 M in H2O

密度

1.136 g/mL at 25 °C

SMILES字符串

F.[F-].[K+]

InChI

1S/2FH.K/h2*1H;/q;;+1/p-1

InChI key

VBKNTGMWIPUCRF-UHFFFAOYSA-M

相关类别

应用

用于由其相应的硼酸制备有机三氟硼酸钾。
Reactant for:
  • Development of 18F-labeled trifluoroboroaryl-functionalized PAMAM dendron/biotin conjugates for targeting of HER-2 expressing cancer cells pretreated with avidin-conjugated antibody
  • Preparation of tetrabutylammonium trifluoroborates

  • Used as a nucleophile for charge delocalization and enhanced acidity in tricationic superelectrophiles

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

储存分类代码

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

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

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Gary A Molander et al.
Organic letters, 8(10), 2031-2034 (2006-05-05)
[reaction: see text] Potassium bromo- and iodomethyltrifluoroborates have been prepared via in situ reaction of n-BuLi with dibromo- and diiodomethane, respectively, in the presence of trialkyl borates, followed by treatment with KHF(2). Moreover, a new synthetic method for the preparation
Gary A Molander et al.
The Journal of organic chemistry, 73(17), 6841-6844 (2008-08-07)
A number of alkynyl pinacolboronates bearing various functional groups were synthesized according to literature methods. These were then stereoselectively reduced to the cis-alkenyl pinacolboronates via hydroboration with dicyclohexylborane followed by chemoselective protodeboronation using acetic acid. Treatment with potassium hydrogen fluoride
Reaction of 2-deoxy-6-O-[2,3-dideoxy-4,6-O-isopropylidene-2,3- (N-tosylepimino)-alpha-D-mannopyranosyl]-4,5-O-isopropylidene-1,3-di-N- tosylstreptamine with potassium hydrogenfluoride.
Y Kobayashi et al.
Carbohydrate research, 229(2), 363-368 (1992-05-22)
Matthew J Hesse et al.
Angewandte Chemie (International ed. in English), 51(50), 12444-12448 (2012-11-07)
E-allylic boronic esters undergo a highly diastereoselective protodeboronation with TBAF⋅3 H(2)O to give Z-trisubstituted alkenes. The selectivity can be switched to give predominantly the E-alkene instead by using KHF(2)/TsOH (see scheme). The utility of the methodology has been illustrated in a

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