Which of the following would not theoretically be seen in the splitting patterns for the 1Hb NMR signals for the following molecule if Jab < Jbc. CH; Hb HzaC `CH2c-Br O A. type b splits type a into a doublet O B. type b splits type c into a doublet O C. type a splits type b into a septet then type c splits those into triplets O D. type c splits type b into a triplet then type a splits those into septets

Organic Chemistry
9th Edition
ISBN:9781305080485
Author:John E. McMurry
Publisher:John E. McMurry
Chapter13: Structure Determination: Nuclear Magnetic Resonance Spectroscopy
Section13.SE: Something Extra
Problem 56GP: Long-range coupling between protons more than two carbon atoms apart is sometimes observed when ...
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Which of the following would not theoretically be seen in the splitting patterns for the 1Hb NMR signals for the following molecule if Jab < Jbc .
CH;
„Hb
H;aC
`CH2c-Br
A. type b splits type a into a doublet
B. type b splits type c into a doublet
O C. type a splits type b into a septet then type c splits those into triplets
O D. type c splits type b into a triplet then type a splits those into septets
Transcribed Image Text:Which of the following would not theoretically be seen in the splitting patterns for the 1Hb NMR signals for the following molecule if Jab < Jbc . CH; „Hb H;aC `CH2c-Br A. type b splits type a into a doublet B. type b splits type c into a doublet O C. type a splits type b into a septet then type c splits those into triplets O D. type c splits type b into a triplet then type a splits those into septets
Expert Solution
Step 1

J is the coupling constant, it gives information about how strongly the protons get affected in splitting.


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