Question

identify unknown spectrum and point out and label important peaks(cm^-1). how did you narrow down the list of choices? cote specific spectral evidence, including wavenumbers

100 Fri Now0143.15,59 2019(GMT-04:00) 95- 90 85 80- 75 70- 65 60 55 50 45 40 35 30: 25 20- 15- 10 5- 0 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) %Transmittance 2980.51 2360.40 1680.36 1598.35 1582.17 1541.44 1448.50 1357.64 1302.19 1262.72 1179.46 1077.89 1024.16 954.40 757.64 688.04 586.21 99 6 413.21

possible structures that could represet the IR

Answer 1

The Canfauds Cardbergfia lst gies balow is, acid 26 a0-3200 c Psy0ad -OH band 3ove C Aromactic lemhound Stretch Adshy dh 2 bards choraelorslre (2 To0 12800 C) Stratch 3400 C Alcehal OH Amide bard 3300-2600Cm C Sharp) N-H Since all thueheaks thh Compo und Cannot ba one them ars abrent. IR Amalyein 2980 c: A-cHStreth. 16 B0u c-o Atretch e amide 3300 C no band textiany (3') anide 1582, 1548 ci : 13o0-14o C C-H benduna C=c Stretch Vibbration 013 : the Compoud is Callen CHз CH2