TABLE 2.
GC-MS data for products formed by P. aeruginosa W51D grown in the compound indicated
| Compound source and no. | m/z of major ion peaks (%)a | Suggested structure (% identity)b |
|---|---|---|
| B-DBS | ||
| 12 | 310(M+) (8), 295 (4), 281 (10), 267 (4), 208 (6), 207 (24), 193 (12), 192 (40), 191 (4), 181 (4), 180 (11), 179 (64), 177 (12), 163 (5), 149 (5), 147 (12), 136 (4), 133 (8), 131 (5), 129 (4), 117 (6), 116 (4), 105 (8), 95 (15), 93 (32), 79 (16), 77 (15), 76 (5), 75 (42), 74 (10), 73 (100) | Hydrocinnamic acid, p-[(TMS)oxy]-, TMS estere (97) |
| 13 | 282(M+) (8), 268 (9), 267 (36), 224 (7), 223 (36), 217 (6), 207 (5), 204 (5), 195 (4), 194 (7), 193 (38), 190 (6), 179 (4), 151 (4), 149 (6), 147 (8), 135 (6), 133 (5), 126 (14), 105 (4), 95 (8), 94 (4), 93 (8), 91 (6), 76 (4), 75 (16), 74 (10), 73 (100) | Benzoic acid, 4-[(TMS)oxy]-, TMS ester (97) |
| 3(4-hydroxyphenyl-propionic) acid | ||
| 14 | 310(M+) (20), 311 (4), 295 (5), 194 (4), 193 (12), 192 (70), 181 (5), 180 (18), 179 (100), 177 (22), 163 (6), 149 (4), 140 (4), 75 (24), 74 (6), 73 (58) | Hydrocinnamic acid, p-[(TMS)oxy]-, TMS ester (99) |
| 15 | 308(M+) (40), 309 (9), 310 (4), 295 (5), 194 (12), 293 (52), 250 (8), 249 (36), 233 (4), 221 (4), 220 (16), 219 (72), 203 (8), 192 (5), 191 (5), 179 (16), 175 (8), 147 (8), 135 (5), 115 (10), 102 (4), 89 (4), 76 (4), 75 (34), 74 (10), 73 (100) | Cinnamic acid, p-[(TMS)oxy], TMS ester (99) |
| 16 | 208(M+) (24), 195 (5), 194 (18), 193 (100), 151 (14), 149 (4), 147 (4), 135 (6), 133 (5), 123 (4), 93 (8), 91 (9), 89 (14), 77 (6), 75 (13), 74 (6), 73 (33) | Benzene acetaldehyde, 4-[(TMS)oxy]c |
| 17 | 252(M+) (28), 207 (4), 193 (7), 192 (8), 180 (15), 179 (100), 177 (12), 164 (11), 163 (18), 149 (8), 135 (7), 133 (9), 131 (11), 107 (8), 91 (9), 89 (22), 78 (8), 75 (15), 74 (7), 73 (88) | 4-Hydroxypehnylacetic acid ethyl ester TMS (92) |
| 18 | 282(M+) (14), 269 (5), 268 (12), 267 (56), 263 (6), 262 (28), 225 (4), 224 (8), 223 (45), 207 (6), 194 (8), 193 (4), 179 (4), 151 (4), 149 (5), 147 (8), 135 (6), 133 (5), 130 (5), 126 (14), 117 (4), 103 (4), 95 (8), 93 (24), 91 (5), 89 (5), 77 (4), 75 (17), 74 (8), 73 (100) | Benzoic acid, 4-[(TMS)oxy]-, TMS ester (97) |
| 19 | 370(M+) (8), 355 (16), 343 (10), 342 (12), 341 (38), 327 (6), 325 (8), 302 (6), 297 (12), 283 (8), 267 (17), 255 (6), 254 (8), 253 (27), 239 (14), 238 (24), 237 (100), 221 (7), 208 (6), 191 (10), 179 (9), 165 (8), 164 (14), 163 (70), 149 (7), 147 (10), 135 (7), 133 (10), 119 (6), 117 (6), 105 (6), 93 (6), 89 (30), 73 (62) | Benzoic acid 3,4-[(TMS)-dioxy]-, TMS esterc |
a
Ions with more than 4% abundance are shown. The ion abundance percentages are shown in parentheses.
b
Identification was based on an instrument library match. TMS, trimethylsilyl.
c
Tentative assignment of structure.