60344
氟化氢钾
purum p.a., ≥99.0% (F)
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关于此项目
线性分子式:
KHF2
化学文摘社编号:
分子量:
78.10
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
232-156-2
MDL number:
Assay:
≥99.0% (F)
Form:
crystals or chunks, fine crystals
grade
purum p.a.
assay
≥99.0% (F)
form
crystals or chunks, fine crystals
anion traces
chloride (Cl-): ≤100 mg/kg, sulfate (SO42-): ≤100 mg/kg
cation traces
Ca: ≤50 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, Na: ≤5000 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg
SMILES string
F.[F-].[K+]
InChI
1S/2FH.K/h2*1H;/q;;+1/p-1
InChI key
VBKNTGMWIPUCRF-UHFFFAOYSA-M
General description
Potassium hydrogen difluoride (KHF2) is the potassium salt. Its crystal structure ressembles cesium fluoride.
Application
Potassium hydrogen difluoride may be employed as reagent for the regioselective transformation of epoxides to the 11-fluoro-10-hydroxy compound.
Other Notes
氟化剂；制备 2-氟糖；无机磷酸盐的一氟化
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B
存储类别
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
M. Bhattacharjee et al.
J. Chem. Soc., Dalton Trans., 477-477 (1987)
High regioselectivity in the alternative cleavage of terminal epoxides with different sources of nucleophilic fluoride.
Sattler A and Haufe G.
Journal of Fluorine Chemistry, 69(2), 185-190 (1944)
Hydrogen bonding. 13. Infrared study of the HF2-anion in p-toluidinium and tetraalkylammonium hydrogen difluorides.
Harmon KM and Lovelace RR.
The Journal of Physical Chemistry, 86(6), 900-903 (1982)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| M50001-25G | 04061836831042 |
| 67540-250ML | 04061836827823 |
| 67540-1L | 04061836827816 |
| 67540-50ML | 04061836827830 |
| M50001-100G | 04061836831035 |
| 60344-1KG-F | 04061826714850 |
| 60344-250G-F | 04061832675688 |