C. explain each step with words on how to get the structure.Step 1: Calculate the Index of Hydrogen Deficiency (IHD).Step 2: Use IR to determine obvious functional groups.Step 3: Use 1H-NMR to determine structural details. Step 4: Confirm the final structure using 13C-NMR. 3) C,H,,N,13C NMRIRLUUppm62.6545.5339.794000a000200015001000500HAVENUMB ERI l200180160140120100806040201Η NMRCDS-03-942ppmAssign. Shift(ppm)3A1.40В2.228Exchangesw/ D,0C2.3412.7641TMS1Impurity16421TRANSHITTANCEI%LO

The IR spectra helps us to find out the functional group present in an unknwon organic compound.…

3) C,H1,N2 13C NMR IR LUU ppm 62.65 45.53 39.79 4000 3000 2000 L000 NAVENUNBERl 200 180 160 140 120 100 80 60 40 20 1Η NMR Cos-03-942 ppm Assign. Shift(ppm) 3 A 1.40 В 2.228 Exchanges w/ D20 C 2.341 2.764 1 TMS 1 Impurity 1 6 4 3

3) C,H1,N2 13C NMR IR LUU ppm 62.65 45.53 39.79 4000 3000 2000 L000 NAVENUNBERl 200 180 160 140 120 100 80 60 40 20 1Η NMR Cos-03-942 ppm Assign. Shift(ppm) 3 A 1.40 В 2.228 Exchanges w/ D20 C 2.341 2.764 1 TMS 1 Impurity 1 6 4 3

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter29: Mass Spectrometry

Section: Chapter Questions

Problem 29.5QAP

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Question

C. explain each step with words on how to get the structure.

Step 1: Calculate the Index of Hydrogen Deficiency (IHD).

Step 2: Use IR to determine obvious functional groups.

Step 3: Use 1H-NMR to determine structural details.

Step 4: Confirm the final structure using 13C-NMR.

3) C,H,,N,
13C NMR
IR
LUU
ppm
62.65
45.53
39.79
4000
a000
2000
1500
1000
500
HAVENUMB ERI l
200
180
160
140
120
100
80
60
40
20
1Η NMR
CDS-03-942
ppm
Assign. Shift(ppm)
3
A
1.40
В
2.228
Exchanges
w/ D,0
C
2.341
2.764
1
TMS
1
Impurity
1
6
4
2
1
TRANSHITTANCEI%
LO

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