Table 1.
Proposed structures of the produced byproducts obtained from direct photolysis of curcumin, molecular formulas with the respective m/z, and retention time.
| Compound | Accurate Mass [M+H]+ | Retention Time (min) | Molecular Formula | Proposed Structure |
|---|---|---|---|---|
| 172 m/z | 173.0103 | 1 | C7H8O5 |
|
| 194 m/z | 194.9671 | 1.1 | C10H10O4 |
|
| 200 m/z | 201.0466 | 1 | C8H8O6 |
|
| 212 m/z | 212.9753 | 1.1 | C10H8O6 |
|
| 226 m/z | 226.9489 | 1 | C10H10O6 |
|
| 242 m/z | 242.9826 | 1.1 | C10H10O7 |
|
| 278 m/z | 279.0721 | 1 | C13H10O7 |
|
| 290 m/z | 290.9712 | 1 | C10H10O10 |
|
| 370 m/z | 370.9319 | 1.1 | C20H18O7 |
|
| 402 m/z | 402.8989 | 1.1 | C20H18O9 |
|
| 418 m/z | 418.8622 | 1.1 | C20H18O10 |
|
| 434 m/z | 434.8924 | 1.1 | C20H18O11 |
|