hnmr
next lesson
organic chemistry 2
summary
the essence of hnmr (hydrogen nuclear magnetic resonance) analysis lies in understanding the number of peaks, their integrated area, and peak positions to deduce the structure of organic compounds.
- the number of peaks in an hnmr spectrum corresponds to the number of chemically different hydrogen nuclei.
- the integrated area under these peaks represents the relative abundance of these nuclei.
- peak positions reveal the chemical environment or shielding of the nuclei, indicating the presence of electron-withdrawing groups.
- coupling or splitting occurs when chemically different nuclei on adjacent carbons interfere with each other's peaks.
- through a detailed analysis of peak number, area, position, and splitting, one can deduce the structure of compounds, such as identifying 1,1-dichloroethane from its hnmr spectrum.
chapters
00:00
understanding hnmr
01:21
solving an hnmr problem