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Questions and Answers
Which fragment ion is most likely formed from the loss of CO (m/z= 77) in an aromatic carbonyl compound?
Which fragment ion is most likely formed from the loss of CO (m/z= 77) in an aromatic carbonyl compound?
- HPLC
- G· (M – 1,15, 29…)
- MS-MS
- C6H5CO+ (m/z=105) (correct)
In the context of aromatic carbonyl compounds, what is the primary purpose of an Alpha-cleavage?
In the context of aromatic carbonyl compounds, what is the primary purpose of an Alpha-cleavage?
- To form C6H5CO+ ion (correct)
- To increase molecular weight
- To form G· ion
- To perform tandem mass spectrometry
What method involves the hyphenated technique LC-MS?
What method involves the hyphenated technique LC-MS?
- High-performance liquid chromatography (correct)
- Tandem mass spectrometry
- Reporting Mass Spec Data
- Gas chromatography
Which feature distinguishes GC-MS from LC-MS?
Which feature distinguishes GC-MS from LC-MS?
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What is the purpose of tandem mass spectrometry?
What is the purpose of tandem mass spectrometry?
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