Sketch the appearance of the 1 H-NMR spectrum of acetaldehyde (ethanal) using J = 2.90 Hz and
Question:
Sketch the appearance of the 1H-NMR spectrum of acetaldehyde (ethanal) using J = 2.90 Hz and the data in Exercise 15.9a in a spectrometer operating at
(a) 250 MHz,
(b) 500 MHz.
Data in Exercise 15.9a
The chemical shift of the CH3 protons in acetaldehyde (ethanal) is δ = 2.20 and that of the CHO proton is 9.80. What is the difference in local magnetic field between the two regions of the molecule when the applied field is
(a) 1.5 T,
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To sketch the appearance of the 1HNMR spectrum of acetaldehyde ethanal using J 290 Hz we first need to determine the positions and relative intensities of the signals in the spectrum Using the data in ...View the full answer
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