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Organic Chemistry 1

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Mass Spectral MW 180: Distinguish Isomers

ORGO1-KMZ154

Two isomeric compounds 1 and 2 are shown below. They have a molar mass of 180 g/mol.

Image by Daniel J. Berger. Created for Albert.io. Copyright 2016. All rights reserved.

Which of the mass peaks listed below should appear in the mass spectrum of Structure 1 but NOT in the mass spectrum of Structure 2?

A

m/z 180

B

m/z 165

C

m/z 151

D

m/z 149

E

m/z 135