4) Which structure is consistent with this IR spectrum? 2.5 27 3 3,5 Wavelength, (um) 4...
2) Which is the most reasonable structure for a compound with this IR spectrum? Wavelength, (um) 2.2 2.4 2.6 3 3,5 4 4,5 5 5,5 6 1 8_9 10 11 12 13 14 16 MAN 4600 4000 3500 3000 2500 2000 1500 Wavenumber, (cm) 1000 800 600 (A) (B) ОН CH3(CH2)4-C=C-COCH; CH(CH2)3-C=C-CHCH (C) (D) H-C=C-(CH2)4CCH3 CH3(CH2)4-CH=CH-CH 3) Which structure is consistent with following IR spectrum? * 2.527 3 Wavelength, (um) 3,5 4 4,5 5 5,5 6 6,5 7 8 9...
exercises for Lab report grades-2.pdf (page 3 of 5)- Q Search 4) Which structure is consistent with this IR spectrum? Wavelength, (um) 3,5 4 4,55 5,5 6 6,5 7 2.527 3 100 89 10 12 14 18 T 80 n s 60 40 a 20 n 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-) (B) (A) CH CHОСОН CH:;CH>,СH,ОССH, (D) (C) носн-СH>,ССH, CH3(CH2)sCH terminology 5) Which compound corresponds to this IR spectrum? W Window...
6) Which compound would produce this IR spectrum? Wavelength, (um) 3,5 4 4,5 5 5,5 6 6,5 7 8 9 10 12 14 18 2.52,7 3 100 80 s 60 40 a 20 0 e 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-1) (A) (В) CH СОН (C) (D) CH3 СОСН) 7) Which compound is consistent with this IR spectrum? Wavelength, (um) 1003.2 2,4 2.6 3 3,5 4 4,5 5 5,5 6 7 89...
exercises for Lab report grades-2.pdf (page 3 of 5)- Q Search 4) Which structure is consistent with this IR spectrum? Wavelength, (um) 3,5 4 4,55 5,5 6 6,5 7 2.527 3 100 89 10 12 14 18 T 80 n s 60 40 a 20 n 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-) (B) (A) CH CHОСОН CH:;CH>,СH,ОССH, (D) (C) носн-СH>,ССH, CH3(CH2)sCH terminology 5) Which compound corresponds to this IR spectrum? W Window...
Correct answer is A. Explain. 7. Which compound would produce this I spectrum? Wavelength, (um) 4 4,55 5,5 6 6,5 52,7 3,5 10 12 14 1 100 80 s 60 40 a 20 4000 3500 3000 2500 2000 1800 1600 1400 12001000 800 600 400 Wavenumber, (cm-1) CH 1I ??? (C) O CH3 COCH3
The IR spectrum of compound E (C8H6) is shown in the figure below. What is the structure of E? 2. The IR spectrum of compound E (C&He) is shown in the figure below. Compound E reacts with bromine in carbon tetrachloride and has an IR absorption band at about 3300 cm What is the structure of E? Wavelength (um) 2.5 7 8 9 10 12 15 20 30 40 005 0.10 020 0.30 0 40 0.50 0.60 0.80 2.0 4000...
2. The following IR spectra each include the structure of the corresponding compound directly on the spectrum (continued on following pages). • Based on the given structures and the information provided in Tables 8.1 and 8.2, assign as many of the major absorptions as possible directly on the spectra o indicating what type of bond O and whether it corresponds to bending or a stretching vibration. Transmittance (%) 0 + 4000 3600 3200 2000 2400 1400 1200 1000 800 600...
6. An unknown compound, CsH10O2, gives the NMR and IR shown below. Propose a structure. wavelength (m) 9 10 11 12 13 14 15 16 100 80 60 40 20 ol 4000 3500 3000 2500 1400 1200 1000 800 2000 1800 1600 wavenumber(cm) 600 SOHE 5.5.6 7.11 70 690 200 156 LA 1.6 10 8 (ppm)
Draw a structure that is consistent with the MS, IR, and NMR spectra in Figures 1-3. abundance اسلام سال M 73 10' 20' 30' 40'50' 60' 70' 80' 90 '100' 110' 120 130 140 150 160 m/z 25 3.5 4 4.5 wavelength (mm) 5 5.5 6 7 8 9 10 11 12 13 14 15 16 ECZO-EESZOW 4000 3500 3000 2500 1400 1200 1000 800 600 2000 1800 1600 wavenumber (cm) wavenumber (cm" 100 80 200 180 160 140 120...
IR Worksheet-CHEM 2460 Spectrum A- Fare the IR spectra of the compounds shown, In Spectrum A-F, assign the major absorptions above 1500 em in the spectrum of each compound, (using and 8 2 [see background informationD) A. IR spectra of phenylethyne 100 80 40 20- 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000800 Wavenumber (cm) IR spectra of n-butyl acetate 100 B. 80 60 40 CHsCO(CH2)30% 20 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200...