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(Solved): Identify the two amino acids created by these dipeptides, and label all of the peaks in the 'H NMR a ...



Identify the two amino acids created by these dipeptides, and label all of the peaks in the 'H NMR and C NMR. 

Synthesis and Identification of a Dipeptide
PER
BocHN
R
OH
+
EDCI-HCI =
R?
OCH3
EDCI-HCI
Et3N
Boc = t-butoxycarbonyl =
1-ethyX: parts per Million : 1H
3.746
2.176
1.938
1.444
1.409
1.394
0.956
0.944
0.932
7.0
50
4.0
abundance
0
1.0
0.24
1.00
0.37
1.0170.0 160.0 150.0 140.0 130.0
X: parts per Million: 13C
120.0
110.0
100.0
90.0
80.0
80777
70.0
60.0
50.0
40.0
30.0
20.0

Synthesis and Identification of a Dipeptide PER BocHN R OH + EDCI-HCI = R? OCH3 EDCI-HCI Et3N Boc = t-butoxycarbonyl = 1-ethyl-3-(3'-dimethylaminopropyl) carbodiimide hydrochloride BocHN. to St N=C=N R O R' N O To N-H OCH3 X: parts per Million : 1H 3.746 2.176 1.938 1.444 1.409 1.394 0.956 0.944 0.932 7.0 50 4.0 abundance 0 1.0 0.24 1.00 0.37 1.04 0.83 1.06 2.0 1.90 2.10 3.18 3.0 4.0 6.44 5.0 6.0 7.0 12.54 8.0 170.0 160.0 150.0 140.0 130.0 X: parts per Million: 13C 120.0 110.0 100.0 90.0 80.0 80777 70.0 60.0 50.0 40.0 30.0 20.0


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