Mass Spect:Fragmentation
15. Analytical Techniques:IR, NMR, Mass Spect / Mass Spect:Fragmentation / Problem 3
The MS and NMR spectra along with some prominent IR peaks of an unknown compound are given below. Propose a structure consistent with the given data. Also, show the fragments that give the prominent peaks at m/z 105 and 77.
IR peaks: 1685 cm−1 and 1610 cm−1
![NMR spectrum showing peaks at 1H, 2H, and 3H.](https://lightcat-files.s3.amazonaws.com/problem_images/0ce1881b7bc6197f-1677606706464.jpg)
![Mass spectrum displaying relative intensity peaks at m/z values.](https://lightcat-files.s3.amazonaws.com/problem_images/83558e423976183f-1675265689915.jpg)
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