Answered: 15 20 20 30 30- 25 25 35 4000 3500 3000… | bartleby

Fundamentals Of Analytical Chemistry

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter25: Instruments For Optical Spectrometry

Section: Chapter Questions

Problem 25.20QAP

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Question

What compound is represented by this IR spectrum?

15
20
20
30
30-
25
25
35
4000
3500
3000
2500
40
Wavenumbers (cm-1)
%Transmittance
45
50
50
2000
1500
1000
75
15
80
80-
1681.63
85
90
60
95 Mon Mar 25 14:55:34 2024 (GMT-04:00)
2947.60
2836.86
3023.10
2642.92
2583.60
2517.67
1585.58
1506.02
1459.14
1267.83
1223.43
1181.95
1444.73
1414.75
1322.83
1152.74
1121.36
997.64
929.91
856.86
783.47
714.44
759.49 747.69
501.37
680.19
548.26
480.20 468.08 455.54

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3500 3000 2500 Wavenumber cm-1 2000 1500 1000 500 3920.67 3082.32 2336.05 2235.94 1699.33 1655.52 1631.23 1407.26 1255.15 1189.54 1103.98 998.71 811.98 471.79 60 Transmittance [%] 80 70 90 fundamny BRUKER 100
You will check the outcome of reaction via infra-red spectroscopy: what are the diagnostic functional group peaks for the following compounds? You should also indicate the stretching motions responsible for absorbance. Dilantin benzil (unreacted starting material) Urea (unreacted starting material)
4000 3500 3000 2500 Wavenumbers (cm-1) 2000 20 1500 1000 500 1705.32 1354.36 1135.21 1476.83 997.91 2969.16 %Transmittance 1274.53 832.71 1427.75 953.40 553.28 790.43 1218.83 1585.98 894.05 671.73 780.29 463.73 100 C
Transmittance (%) Transmittance (%) 100 50 4000 100 4000 3000 2000 1500 Wavenumber(cm¹) 1500 Wavenumber(cm¹) 1000 1000 500
1. C5H1002 10 HPM-00-297 100 TRANSMITERE 9 4000 8 T 3000 T 7 T 6 2000 5 ppm MOVENEDI T 4 3 T 1500 : T 3 1 T 2 : T 1000 6 T 1 T 0 500 200 DEPT-90 180 160 CDS-00-156 DEPT-135 140 120 100 ppm T 80 60 T 40 20 لند
Intensity (a.u.) 4000 3352 cm¹ 3500 3000 UNKNOWN B 1710 cm¹ 2000 1668 cm¹ 2500 Wavenumber (cm¹¹) 1500 1101 cm 1000 500
Lrdocaine USP (ATR) 95- 90 85 80 75 70 65 60 55 50 45 Lidocaine 40 4000 3500 3000 2500 2000 1500 1000 Wavenumbers (cm-1) %Transmittance IZ 3243.36 3021.30 2968.47 2921.13 2799.39 1661.66 1593.98 1491.43, 1449.061 422.12,384.681371.62 1291.03264.55 1206.99 1165.931119.56 1091.78072.77. 1034.33 970.79986.39 917.91, 885.23 763.76 703.94 615.01599.90
OA B. OC D. CE. Compound G is an Aldehyde Compound H is a Carboxylic acid Compound is an alcohol A Compound B is a ketone Compound is an Adehyde A Compound B is a Ketone B Compound B is an Aldehyde Compound is a Ketone Compound is an Alcohol Compound B is a Carboxylic acid
Following are infrared spectra of 2-methyl-1-butanol and tert-butyl methyl ether. Assign each compound its correct spectrum. Micrometers 2.5 100 3. 4. 9. 13 8 10 11 12 14 15 20 90 80 70 50 40 30 20 10 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000 800 600 400 Wavenumber (cm-1) Transmittance (%)
13 C,H120 MICRONS 9 10 13 14 15 16 100 70 60 20 1000 800 600 400 1400 WAVENUMBERSS (CM) 4000 3600 3200 2800 2400 2000 1800 1600 1200 10 % TRANSMITTANCE
6. C8H100 11 TRANSMITTANCE LOD HSP-04-492 0+ 10 4000 9 3000 8 5 7 6 : 5 ppm 2000 4 HAVENUMBERI-l 2: 2 1 3 1500 2 سهر 1 1000 0 500 200 T 180 CDS-06-431 DEPT-90 T 160 DEPT-135 140 120 100 لك -2 peaks u ppm 80 60 40 20 0
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