Aromatic Sulfonation, 130. β Relative In
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Cerfontain, Hans ;Bakker, Bert H. ;Koeberg-Telder, Ankie ;Wilmes, Oswald
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Article
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1997
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John Wiley and Sons
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English
β 471 KB
## Abstract The sulfonation of isopyrene (1) and its 5βmethylβ and 5,10βdimethyl derivative 2 and 3 with SO~3~ in both dichloromethane and nitromethane as solvent has been studied. Reaction of 1 and 2 leads to sulfodehydrogenation in which SO~3~ reacts as a monodentate electrophile, the initial pro