3. Below are four nitrogen-conta spectrumm ining compounds. Match the molecule to the IR NH2 CN N...
IR Worksheet 1. For each spectrum below: 1) Label the major peaks with their approximate frequency. 2) Identify the bond vibration and possible functional group associated with each peak. 3) Match the spectra to one of these possible compounds: NH2 TRANSMITTANCE[%] pobo edo "2060 bo zdoo 160 Tobo 560 WAVENUMBER [cm-1] oot 08 TRANSMITTANCE [%] 09 01 02 4000 3500 3000 2500 2000 WAVENUMBER (cm-1] 1500 1000 500 οοο TRANSMITTANCE (6) οο οο οε 4000 3500 3000 1500 1000 2500...
1) Identify the functional group (alkane, alkene, ketone, aldehyde, aldehyde, etc) for the compounds providing the IR spectra: % Transmittance 4000 3500 3000 1500 1000 500 2500 2000 Wavenumber(cm) % Transmittance 4000 3500 3000 1500 1000 500 2500 2000 Wavenumber(cm) % Transmittance 1000 3500 3000 1500 1000 500 2500 2000 Wavenumber (cm)
Each spectrum corresponds to one of the IR molecules. Match each spectrum to the correct molecule. Spectrum 1460 * TRANSPETTANCE 1120 TLCT D 0821 0862 esti TTTTT 1sbe llwid sample between all plate HAVENUMBERS 99. Copyright 1994 Spectrum D NULLDISHA 1637 LCE TTTTTTTT capillary file between salt plates AVGUBERS Corrie 1993 Spectrum 6 19TINOS Cevich 1994 Spectrum F TSMETTANCE 37 BAVENUMERI Spectrum G 100 my TRANSMETTINCERI 2000 1500 KRYENUMERII Spectrum H 0.8 TRANSMITTANCE 1000 3000 2000 Wavenumber (cm-1) Spectrum 3000...
Which structure below will match the IR spectrum? 100 mm 500 1000 1500 2000 3000 4000 wavenumber cm-1 d С b The 'H NMR will match which structure below? PPM -OH CH; OCH2CH3 HC OCH3 e d b a By considering lone pairs and resonance structures, which of the following structures does NOT have tetrahedral geometry( sp3 hybridization) around any of its central atoms? A. B. X C. D. NH2 ОА OB
of the four compounds listed below which would produce the spectra below? Which molecule is consistent with both of these IR and TH NMR spectra? 100 6H 50 3H 1H 4000 3000 1000 500 2000 1500 WAVENUMBERS Na PPM onthlon OB. Ос. OD OH
IR spectroscopy 1. 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. NH2 orte de Structure: IR Spectrum lould film) 1723 V 4000 2000 3000 1200 1600 V (cm ) Structure: IR Spectrum fiquld fam) 4000 2000 V (cm 16001200800 ) Exp - 119- Exp. 100 Structure: 3600-2500 IR Spectrum liguld fm) U 1715 4000...
An unknown compound with the molecular formula C H N produces the following IR spectrum. Wha most likely identity of the unknown compound? 100 mo 50 TRANSMITTANCE [%] 4000 3000 1000 500 2000 1500 WAVENUMBER (-1) NH NI NH2 NH2 III IV
1. LABEL the relevant signals in the following IR spectrum & CIRCLE which molecule BEST matches the spectrum. (6 pts) 600-85 500-650 m 1. Stud TRANSMITTANCE [%] Carboxylic acidio-11) Daromatic 1-0 1500 1000 4000 500 ZOO NUMBER 3500 3000 2000 WAVENUMBER (cm-1)
Which molecule is the best match with the Ir spectroscopy shown? burn m ( rest #33) _ 04/11/18 16. Which molecule is the best match with the IR spectrum shown? %T 2971 1721 3000 -1 1000 wavenumber (cm) H3C CH3 н.с H3C он OH H3C CH3 burn m ( rest #33) _ 04/11/18 16. Which molecule is the best match with the IR spectrum shown? %T 2971 1721 3000 -1 1000 wavenumber (cm) H3C CH3 н.с H3C он OH H3C...
b) IR Analysis • Peak location • Peak assignment Question 3: CsHgN t 00 5D 4000 3000 2000 1500 WAVENUMBER [cm-1] 1000 500