Problem 1
Directions: Determine the funcional group(s) present in the IR spectrum.
1a.
1b. 1c.
Thank you in advance!
Problem 1 Directions: Determine the funcional group(s) present in the IR spectrum. 1a. 1b. 1c. Thank...
Determine the unsaturation number (UN#) for the unknown compounds using the molecular formula. Determine the functional groups present in the IR spectrum Determine the final structure of the unknown Spectra Set #7 C3H6O 90 80 70- 2725 2827 60 50 40 30- 2976 20- 10 1731 04 2000 4000 Wavenumbers (cm-1) Зн 1H 2H 8 PPM auenusue
9) Which compound is consistent with this IR spectrum? INFRARED SPECTRUM A) CH3CH2CH2CH2CNH, TRANSMITTANCE CH3CH2CH2CH2CCH; ОН D) CH3CH2CH2CH2CHCH, B) CH3CH2CH2CH2COH 3000 2000 Wavenumber (cm-1) 1000
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An unknown molecule yields the following IR spectrum. What functional group is definitely NOT present in the unknown molecule? 6. 100 50 4000 3000 2000 1000 Wavenumbers (cm-1) A. Carboxylic acid B. Alcohol C. Alkene D. Alkane E. All of the above functional groups can be present in this molecule %Transmittance
Determine the unsaturation number (UN#) for the unknown compounds using the molecular formula. Determine the functional groups present in the IR spectrum Determine the final structure of the unknown Spectra Set # 3 CH14 more thar this band is greater than 3000 Transmittance R 8 8 9 2863 2966 & 9o2 2000 Warenumbers (cm-1) 6H 1H 2H 1Η PPM
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...
Does your IR spectrum indicate that the starting material was acetylated ? Briefly explain. Transmittance 0 4000 3500 3000 2500 Wavenumbers (cm-1) 2000 1500 1000
Does the IR spectrum show expected signals? Create correlation table of IR resonances. Assign the following signals: 3070, 2827, 1681 cm–1. Does the IR confirm formation of the benzoic acid? % Transmittance 95 kr 3500 3070.62 3000 2827.71 2664.15 2553.43 2500 Wavenumbers (cm-1) 2000 1915.22 1681.65 1600.70 1582.51 1500 1496.11 1453.04 1420.55 1323.44 1289.01 1127.27 1179.70 1100.36 1072.48 1000 1026.33 999.82 931.60 804.27 704.78 683.43 666.58 500 549.11 197/1127201 LIGA
Identify the following ir spectrum 100 Transmittance *T D 0 4000 3000 1300 1000 100 2000 wavenumber om ethyl vinyl ether 2-butanone 2-methylpropanal 2-methyl-2-propen-1-ol Identify the following ir spectrum Transmittance T E 4000 1000 1500 1000 300 1000 wavenumber cm 2-methylpropanal 2-methyl-2-propen-1-ol ethyl vinyl ether 2-butanone Identify the following ir spectrum 100 mm Transmittance ** ly B 500 1000 1100 1000 1000 1000 wavenumber em: O2-methyl-2-propen-1-ol 2-methylpropanal 2-butanone ethyl vinyl ether Identify the following ir spectrum 100 พา Transmittance NT...