Sodium acetate has a strong, sharp IR peak appearing at 1569 cm-1, as shown in the spectrum here. To what kind of stretching mode does this band correspond? Why is its frequency so different from that of an ester? 100- 80- 60- 40- * 20- ONa 4500 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) % Transmittance

Sodium acetate has a strong, sharp IR peak appearing at 1569 cm-1, as shown in the spectrum here. To what kind of stretching mode does this band correspond? Why is its frequency so different from that of an ester? 100- 80- 60- 40- * 20- ONa 4500 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) % Transmittance

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

What functional groups are present in the IR spectra below. Functional Group cm-1 O-H 3600-3200 N-H 3500-3200 Csp-H 3300 Csp2-H 3150-3000 Csp3-H 2937 O=C-H 1740-1720 C=O 1693 C=C (aromatic) 1650
Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks in the 13C NMR spectrum. Assign the peaks in the 1H NMR spectrum.
Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks in the 13C NMR spectrum. Assign the peaks in the 1H NMR spectrum.
11. Match the following structures with the listed feature of IR signals. 3300-3200 cm-¹ A) 3300-2500 cm¹, 1700 cm 1 B) OH 1715 cm 1 C) OH
Match the four structures with the four IR spectra (by putting a proper letter in the box to the right of each spectrum). Use specific IR absorptions for various functional groups to identify the structures.
Could you please interpret this? I know it is a very weak alcohol, but I’m unsure beyond that.
Name the major IR absorptions and write the name of the unknown compound and its structure.
Calculate the degree of unsaturation. Assign the relevant peaks in the IR spectrum. Assign the peaks in the 13C NMR spectrum. Assign the peaks in the 1H NMR spectrum.
For each structure, list the bond stretches that will produce separate bands in the IR between 4000 and 2000 cm-1 and give approximate frequency.
I need help with analyzing this
Include the infrared data for the product in a table. (experimental wavelength, literature wavelength, peaks characteristics, assignment)
The IR spectra presented below indeed belongs to one of the compounds shown in the list.Identify the compound responsible for the IR and give reasons for your answer. CH3CH2CH2C≡CCH3, CH3CH2CH2CH2OH, CH3CH2CH2CH2C≡CH, CH3CH2CH2COOH