TABLE 2.
Mass spectra of the peaks in Fig. 5
| Peaka | Mass spectrum m/z (relative intensity) |
|---|---|
| A, B, C | 374 (0.46), 359 (8.58), 315 (5.08), 257 (100), 241 (2.56), 197 (3.02), 147 (47.16), 123 (8.13), 95 (14.41), 73 (71.15) |
| D | 376 (8.65), 361 (61.96), 317 (26.81), 286 (53.72), 259 (15.51), 243 (25.93), 231 (48.03), 169 (70.72), 147 (71.03), 125 (38.33), 97 (17.79), 73 (100) |
| Authentic β-ketoadipate | 376 (7.73), 361 (59.74), 317 (27.87), 286 (53.82), 259 (16.18), 243 (27.78), 231 (46.83), 169 (63.55), 147 (64.13), 125 (47.89), 97 (19.76), 73 (100) |
| E, F, G, H, I | 286 (2.13), 271 (62.34), 257 (7.73), 243 (10.15), 169 (70.51), 153 (34.31), 147 (50.42), 143 (60.95), 73 (100) |
a
All peaks are those of trimethylsilylated samples.