Interpreting C-13 NMR Spectra - Chemistry LibreTexts
2023年1月30日 · Using the simplified table of chemical shifts above, work out the structure of the compound with the following C-13 NMR spectrum. Its molecular formula is \(C_4H_6O_2\). …
13C Carbon NMR Spectroscopy - Chemistry Steps
Below is a representative 13 C spectrum and a table of the most important chemical shifts in 13 C NMR: Among the carbonyls, aldehydes and ketones are in the most downfield region (past …
13C NMR Chemical Shift Table 140.0 120.0 130 110 215 200 180.0 165.0 60 10 80.0 60.0 70 40 95 80 60 30 70 40 80.0 55.0 125.0 115.0 220 200 180 160 140 120 100 80 60 40 20 0 ppm …
NMR Chemical Shift Values Table - Chemistry Steps
2024年8月1日 · Let’s start with the chemical shift of protons of alkyl C-H groups. We can see in the table that sp3 hybridized C – H bonds in alkanes and cycloalkanes give signal in the …
NMR Spectroscopy - Organic Chemistry Data
2020年2月14日 · It describes Nuclear Magnetic Resonance (NMR) in details relevant to Organic Chemistry. It also includes NMR summary data on coupling constants and chemical shift of …
13C NMR Chemical Shift - Oregon State University
2019年12月27日 · Carbon (13 C) has a much broader chemical shift range. One important difference is that the aromatic and alkene regions overlap to a significant extent.
It follows the same basic concepts, i.e., it provides a representative, albeit limited set of reference data for the interpretation of 13C NMR, 1H NMR, IR, mass, and UV/Vis spectra. We also …