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]Substituent effects in aromatic proton nmr spectra. III substituent effects caused by halogens.

✍ Scribed by Yujiro Nomura; Yoshito Takeuchi; Naoya Nakagawa

Publisher
Elsevier Science
Year
1969
Tongue
French
Weight
221 KB
Volume
10
Category
Article
ISSN
0040-4039

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## Abstract Proton NMR spectra were recorded and analysed for 1‐bromo‐4‐nitrobenzene, 2‐bromo‐5‐nitroluene, 3‐bromo‐6‐nitrotoluene and 2‐bromo‐5‐nitro‐__p__‐xylene, as well as for the corresponding compounds having __p__‐CH~3~C~6~H~4~S in place of Br. Chemical shifts and coupling constants generall