Downfield carbon paired with a upfield proton
Downfield carbon paired with a upfield proton
Dear sirsI have a natural product whose two carbon resoances are appearinga t 46 and 56 ppm but theirs proton resoanances are appearinga at 0.80 and 0.83 ppm respectively. I am unable to understand how there could be a downfield carbon (oxygenated carbon) is paird up with a upfield proton. I request your expert answer.Thanks in advance. Check if somebody has answered this question on NMRWiki QA forum |
All times are GMT. The time now is 08:54 AM. |
Powered by vBulletin® Version 3.7.3
Copyright ©2000 - 2024, Jelsoft Enterprises Ltd.
Search Engine Friendly URLs by vBSEO 3.6.0
Copyright, BioNMR.com, 2003-2013