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Additivity of substituent effects on the proton-proton coupling constants of disubstituted pyridines

✍ Scribed by D.G. De Kowalewski; R.H. Contreras

Publisher
Elsevier Science
Year
1973
Tongue
English
Weight
454 KB
Volume
16
Category
Article
ISSN
0022-2860

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Additive of substituent effects on the c
Additive of substituent effects on the chemical shift of the formyl proton in disubstituted benzaldehydes
✍ H. O. Castañeda; R. H. Contreras; D. G. de Kowalewski 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 English ⚖ 153 KB 👁 1 views

## Abstract An additivity relationship of substituent effects on the formyl proton chemical shift has been tested with ten disubstituted benzaldehydes. In most cases it is found that the formyl proton chemical shift, extrapolated to infinite dilution in nitromethane, is in good agreement with that