695068
氢氟酸
ACS reagent, 48%
别名:
HF
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关于此项目
经验公式（希尔记法）:
HF
化学文摘社编号:
分子量:
20.01
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352106
EC Number:
231-634-8
MDL number:
Assay:
48%
Form:
liquid
Grade:
ACS reagent
InChI
1S/FH/h1H
SMILES string
[H+].[F-]
grade
ACS reagent
Quality Level
InChI key
KRHYYFGTRYWZRS-UHFFFAOYSA-N
vapor density
1.27 (vs air)
vapor pressure
25 mmHg ( 20 °C)
assay
48%
form
liquid
impurities
≤0.5 ppm As (Arsenic), ≤0.5 ppm Pb (Lead)
density
1.15 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤5 ppm, phosphate (PO43-): ≤1 ppm, sulfate, sulfite (as SO42-): ≤5 ppm
cation traces
As: ≤0.05 ppm, Cu: ≤0.1 ppm, Fe: ≤1 ppm, heavy metals (as Pb): ≤0.5 ppm
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General description
氢氟酸是氟化氢(HF)在水中的溶液。它由氢和氟化物组成。氢氟酸是一种无色的强腐蚀性液体。它通常用于制造碳氢化合物和抛光和调理玻璃。此外，它还被用作催化剂，用于合成含氟化合物和半导体。
Application
氯化氢溶液可用作试剂以合成：
- 通过乙烯醚与硅氰烷的手性质子酸介导氢化反应制备氰丙烷烷基醚。
- 通过三氟化芳酯与二甲胺的 Pd 催化 Buchwald-Hartwig 胺化制备 N, N-二甲基苯胺盐酸盐。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
存储类别
6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
法规信息
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