Question

match the structure and sig. peaks

2. Match the following six compounds to the IR spectra shown below. Draw the structure in the box. On the spectra, mark all important peaks with arrows or circles, and label them with corresponding bonds, OH NHa CH,CH,CH Structure: sio- VEMUBER Structure: ase savE Structure: - 19- itig

Answer 1

HCECC-c rpple hona aweh shuos slp stretel A1so coufaias CEC peak at 2260 to 2H00 cm fer 3300 to 3200cm cEC CC-H) sheteh found at 3d IR Speets9 Ketone couat C, Aunsataetce/ ketor) rplati ketono s ho peak at yIC ue to cnjugattdn these peakK appeens at 1685 to 165D c C=Cーサ Steteh at Co) 3 the pek af 1680 cm s fer CEO sthCe 4 peak at s/odcm is for czc-y srete 3n Specty ho. pns = specpu o4 shefeら at 175ch/ Cこo It is foun ouly ) specrn ho.2 spect no.02

tis ethers and shous aufy C-o-Cevkaye at 13 o o to /000 Ch and 3000 cmfn at mund Specp os ouy peak at /200cm 3orD cm is Sae Thapr fo orms Specha os Jt igmine ondd shous peak 2. 300 CfrN-stretd at C-N Shete cut 1200 to /2rcm J specha bo.oi, The peak at B4 oD cro s houo N-H streeks peak at oynd Jonc shous c-^ herei. 94 is alcahel. Jn elookolo on brooof peuk af 350DCAS clue to 6-H sfrefeb ouly in Speepe Ans -specy