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1‐Fluoro‐benzocyclopropenium Ion from 1,1‐difluoro‐benzocyclopropene
Author(s) -
Burger Ulrich,
Müller Paul,
Zuidema Laura
Publication year - 1974
Publication title -
helvetica chimica acta
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19740570641
Subject(s) - chemistry , yield (engineering) , benzoic acid , ion , quenching (fluorescence) , ionization , medicinal chemistry , organic chemistry , fluorescence , thermodynamics , physics , quantum mechanics
1,1‐Difluoro‐benzocyclopropene ( 1 ) ionizes in fluorosulphonic acid to yield the cation 2 , which is stable at − 50° for several hours. Upon quenching with water 2 affords benzoic acid.
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