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A compound was isolated as a minor constituent in an extract from garden cress. Its
Chapter 13, Problem 13-47(choose chapter or problem)
A compound was isolated as a minor constituent in an extract from garden cress. Its spectra are shown here.
(1) Look at each spectrum individually, and list the structural characteristics you can determine from that spectrum.
(2) Look at the set of spectra as a group, and propose a tentative structure.
(3) Verify that your proposed structure accounts for the major features of each spectrum.
Questions & Answers
QUESTION:
A compound was isolated as a minor constituent in an extract from garden cress. Its spectra are shown here.
(1) Look at each spectrum individually, and list the structural characteristics you can determine from that spectrum.
(2) Look at the set of spectra as a group, and propose a tentative structure.
(3) Verify that your proposed structure accounts for the major features of each spectrum.
ANSWER:Step 1 of 2
The mass spectrum of the molecular ion is observed at 117 (m/z), indicating an odd number of nitrogen atoms present.
