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Second-order rate constants (kq) for the carotenoid quenching of 1O2 in benzene.
| Carotenoid | n | kq/109 dm3mol−1s−1 |
|---|---|---|
| lycopene | 11 | 17.0 |
| β-carotene | 11 | 13.0 |
| zeaxanthin | 11 | 12.6 |
| Meso-zeaxanthin | 11 | 12.2 |
| α-carotene | 10 | 12.0 |
| lutein | 10 | 6.64 |
| septapreno-β-carotene | 9 | 1.38 |
