PMR investigation of organic cations—I:
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F. Taddei; P. Spagnolo; M. Tiecco
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Article
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1970
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John Wiley and Sons
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English
⚖ 307 KB
## Abstract PMR spectral parameters are reported for the isomeric trithienyl carbonium ions. The low field shifts, relative to the corresponding carbinols, are discussed in relation to the delocalization of the positive charge into the thiophene ring bonded in position 2 or 3. A linear correlation