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Mass Spectrometric Specifications Used for Measuring the Metabolites of Di-2-ethylhexyl Adipate (DEHA)a
| ||||
|---|---|---|---|---|
| DEHA metabolite |
m/z
|
CE (eV) | S-Lens (V) | |
| precursor | productb | |||
| adipic acid | 145 | 83 | 13 | 53 |
| mono-2-ethylhexyl adipate (MEHA) | 257 | 83 | 15 | 72 |
| mono-2-ethylhydroxyhexyl adipate (MEHHA)c | 273 | 83 | 15 | 72 |
| mono-2-ethyloxohexyl adipate (MEOHA)c | 271 | 83 | 15 | 72 |
Structures shown are for only one of the potential isomers.
Optimized for the most abundant peak.
Multiple isomeric metabolites.
