Table II.

Tabulated EI spectra of methylated/silylated IAA metabolites

Compound[MH]+Other Ions
Metabolite 1785/791 (5)450 (4), 407/413 (8), 361 (50), 290/296 (Bp), 217 (61), 204 (20), 191 (10), 147 (36), 73 (98)
Metabolite 2349/355 (47)290/296 (Bp), 244/250 (14), 216/222 (22), 202/208 (34), 89 (8), 73 (99)
Metabolite 3390/396 (20)202/208 (Bp), 73 (30)
Metabolite 4404/410 (20)202/208 (Bp), 73 (27)

The intensity of the nonlabeled peaks are shown in parentheses, the intensity of the 13C6 label from the IAA feed is of approximately equal intensity as that of nonlabeled ions. Bp, Base peak with a relative intensity of 100%.