184225
Hydrogen fluoride pyridine
pyridine ~30 %, hydrogen fluoride ~70 %
Synonym(s):
HF-Pyridine, Olah′s reagent, PPHF, Poly(pyridine fluoride), Pyridine hydrofluoride, Pyridinium poly(hydrogen fluoride), Pyridinium polybifluoride
About This Item
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form
liquid
composition
hydrogen fluoride, ~70%
pyridine, ~30%
density
1.1 g/mL at 20 °C (lit.)
storage temp.
−20°C
SMILES string
F[H].c1ccncc1
InChI
1S/C5H5N.FH/c1-2-4-6-5-3-1;/h1-5H;1H
InChI key
GRJJQCWNZGRKAU-UHFFFAOYSA-N
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General description
Application
Used together with hypervalent iodine(III) reagents for ipso-fluorination of para-substituted phenols providing cyclohexadienones. Employed with Selectfluor™ (Catalog No. 439479) for geminal fluorination of 2,2-diaryl-1,3-dithiolanes.
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Reagent for:
- Halofluorination reactions
Legal Information
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Eye Dam. 1 - Skin Corr. 1A
Storage Class Code
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
Certificates of Analysis (COA)
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