"Btor Predict the ¹3C spectrum of the 3-ethylpentane. H₂CH₂- 5 -CH₂-CH₂ 1. How many signals would you expect? 2. In the chart below, fill in the expected chemical shift and splitting pattern for the proton coupled C spectrum. Note: If one or more items are incorrectly placed, a single red X will appear on the top left. carbon chemical shift splitting singlet doublet 1 triplet quartet quintet 10 ppm 60 ppm 25 ppm 30 ppm 120 pm 2 3 4 CH₂ CH3 5

Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
ChapterL3: Carbon (13c) Nmr Spectroscopy
Section: Chapter Questions
Problem 11CTQ
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CH₂ CH₂
Predict the ¹3C spectrum of the 3-ethylpentane.
H₂CH₂-
1. How many signals would you expect?
H
2. In the chart below, fill in the expected chemical shift and splitting pattern for the proton coupled "C
spectrum. Note: If one or more items are incorrectly placed, a single red X will appear on the top left.
carbon chemical shift
splitting
singlet
doublet
1
triplet
quartet
quintet
10 ppm
60 ppm
25 ppm
30 ppm
120 pm
Previous Give Up & Vew Sotion: Check Answer: Next Exit
Organic Chemistry
Peter Vollhardt and Neil Schore
2
Hint
3
4
сл
W.H. Freeman and Company
presented by Sapling Learning
Transcribed Image Text:Map CH₂ CH₂ Predict the ¹3C spectrum of the 3-ethylpentane. H₂CH₂- 1. How many signals would you expect? H 2. In the chart below, fill in the expected chemical shift and splitting pattern for the proton coupled "C spectrum. Note: If one or more items are incorrectly placed, a single red X will appear on the top left. carbon chemical shift splitting singlet doublet 1 triplet quartet quintet 10 ppm 60 ppm 25 ppm 30 ppm 120 pm Previous Give Up & Vew Sotion: Check Answer: Next Exit Organic Chemistry Peter Vollhardt and Neil Schore 2 Hint 3 4 сл W.H. Freeman and Company presented by Sapling Learning
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