𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Study of the π-electron distribution in push-pull alkenes by 1H and 13C NMR spectroscopy. Part 4. The conformation and dynamic behaviour of substituted N-phenyl-2,3-dihydro-4(1H)-pyridones

✍ Scribed by E. Kleinpeter; A. Koch; M. Heydenreich; S.K. Chatterjee; W.-D. Rudorf


Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
575 KB
Volume
356
Category
Article
ISSN
0022-2860

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Study of the π-electron distribution in
✍ E. Kleinpeter; M. Heydenreich; S. K. Chatterjee; W.-D. Rudorf 📂 Article 📅 1994 🏛 John Wiley and Sons 🌐 English ⚖ 544 KB

## Abstract The ^1^H and ^13^C NMR spectra of a variety of differently 2,5,6‐trisubstituted 3,4‐dihydro‐4‐oxo‐2__H__‐thiins (integrated push–pull alkenes) were unequivocally assigned by means of a wide variety of 1D and 2D NMR spectroscopic methods. The NMR parameters thus obtained, together with t

Studies of the π-electron distribution i
✍ E. Kleinpeter; St. Thomas; G. Uhlig; W.-D. Rudorf 📂 Article 📅 1993 🏛 John Wiley and Sons 🌐 English ⚖ 575 KB

## Abstract A wide variety of push–pull alkenes were studied by means of variable‐temperature ^1^H and ^13^C NMR spectroscopy with respect to the configuration/conformation and the barriers to rotation about partial CC and CN double bonds. For the assignment of the ^13^C NMR spectra especially th

Study of the distribution of the π-elect
✍ G. Fischer; W.-D. Rudorf; E. Kleinpeter 📂 Article 📅 1991 🏛 John Wiley and Sons 🌐 English ⚖ 655 KB

## Abstract Push‐pull alkenes with variable structure were investigated with respect to the influence of the different substituents at the central C,C double bond on the dynamic behaviour of this type of compound. ^1^H and ^13^C NMR spectroscopic investigations were carried out for ketene‐__S__,__S

Studies on the benzoxazine series. Part
✍ Kari Neuvonen; Kalevi Pihlaja 📂 Article 📅 1990 🏛 John Wiley and Sons 🌐 English ⚖ 623 KB

## Abstract Seventeen __N__‐substituted 3,4‐dihydro‐2__H__‐1,3‐benzoxazines [__N__‐substituent = Et, Pr^__i__^, Bu^__t__^, CH~2~C~6~H~5~ or CH(CH~3~)C~6~H~5~] were prepared and their structures studied in the light of ^13^C chemical shifts. The γ effects caused by C(α)‐methyl or C(α)‐phenyl substit