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    Working on a presentation and need to go over the mass spec for aspirin. I need some help getting the fragmentations for the fragments m/z = 92, 120 and 138.

    Would appreciate any help.
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    (Original post by nji87yhn)
    Working on a presentation and need to go over the mass spec for aspirin. I need some help getting the fragmentations for the fragments m/z = 92, 120 and 138.

    Would appreciate any help.
    C6H4O]+ = 92

    C6H4OOC]+ or C6H4COO]+ = 120
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    (Original post by charco)
    C6H4O]+ = 92

    C6H4OOC]+ or C6H4COO]+ = 120
    I've got that, but don't know the mechanism to get the fragments from aspirin.
 
 
 
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