804401
PyFluor
Synonym(s):
2-Pyridinesulfonyl Fluoride
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All Photos(2)
About This Item
Empirical Formula (Hill Notation):
C5H4FNO2S
CAS Number:
Molecular Weight:
161.15
MDL number:
UNSPSC Code:
12352101
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
![1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) >95% in F+ active](/deepweb/assets/sigmaaldrich/product/structures/206/487/53d52ee5-ef71-4e9a-9bc8-938b68b98d5d/640/53d52ee5-ef71-4e9a-9bc8-938b68b98d5d.png)
Assay
95% (HPLC)
Quality Level
form
solid
mp
29-34 °C
storage temp.
2-8°C
SMILES string
O=S(C1=CC=CC=N1)(F)=O
InChI
1S/C5H4FNO2S/c6-10(8,9)5-3-1-2-4-7-5/h1-4H
InChI key
FCFXLXGZHDHJLB-UHFFFAOYSA-N
Application
2-pyridinesulfonyl fluoride can be used for the deoxyfluorination of primary and secondary alcohols in combination with an amidine or guanidine base. In comparison with other common deoxyfluorination reagents, for example, DAST exhibits less elimination side products in direct comparison on certain substrates.
Legal Information
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
Storage Class Code
8A - Combustible corrosive hazardous materials
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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Articles
The prevalence of organofluorine compounds in industry and drug design necessitates the ability to introduce C–F bonds to molecules.
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