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UB CHE 202 NMRcouple
Proton NMR Coupling Constants Ch 13
Question | Answer |
---|---|
free rotation | 7Hz |
cis | 10Hz |
trans | 15Hz |
geminal (nonequivalent H) | 2Hz |
ortho | 8Hz |
meta | 2Hz |
allylic (C=CH-CH) | 6Hz |