Table 1. Gas-Phase Rate Coefficient Values of OH-Radical Reactions with All Investigated Methyl-Butenols in the Present Study.
| methyl-butenol | OHsource | reference compounds | k/kref | k × 1011 (cm3 molecule–1 s–1) | k(average) × 1011 (cm3 molecule–1 s–1) | k(total) × 1011 (cm3 molecule–1 s–1) |
|---|---|---|---|---|---|---|
| 2-methyl-3-buten-2-ol (MBO232) | CH3ONO | trans-2-butene | 1.02 ± 0.02 | 6.44 ± 0.98 | 6.48 ± 0.70 | 6.32 ± 0.49 |
| 1,3,5-trimethylbenzene | 1.11 ± 0.04 | 6.52 ± 1.01 | ||||
| H2O2 | trans-2-butene | 0.99 ± 0.04 | 6.31 ± 0.99 | 6.18 ± 0.68 | ||
| 1,3,5-trimethylbenzene | 1.04 ± 0.03 | 6.07 ± 0.68 | ||||
| 3-methyl-2-buten-1-ol (MBO321) | CH3ONO | propene | 5.76 ± 0.22 | 15.14 ± 2.32 | 14.86 ± 1.17 | 14.55 ± 0.93 |
| 1,2-dihydroxybenzene | 1.72 ± 0.05 | 17.84 ± 2.93 | ||||
| 1,3,5-trimethylbenzene | 2.18 ± 0.09 | 12.76 ± 1.98 | ||||
| trans-2-butene | 2.48 ± 0.09 | 15.65 ± 2.43 | ||||
| H2O2 | trans-2-butene | 2.15 ± 0.04 | 13.54 ± 2.05 | 14.04 ± 1.51 | ||
| 1,3,5-trimethylbenzene | 2.50 ± 0.08 | 14.64 ± 2.24 | ||||
| 3-methyl-3-buten-1-ol (MBO331) | CH3ONO | trans-2-butene | 1.58 ± 0.04 | 9.99 ± 1.52 | 10.05 ± 1.10 | 10.04 ± 0.78 |
| 1,2-dihydroxybenzene | 0.97 ± 0.03 | 10.11 ± 1.58 | ||||
| H2O2 | trans-2-butene | 1.56 ± 0.07 | 9.85 ± 1.55 | 10.04 ± 1.10 | ||
| 1,3,5-trimethylbenzene | 1.75 ± 0.04 | 10.23 ± 1.55 | ||||
| 2-methyl-3-buten-1-ol (MBO231) | CH3ONO | trans-2-butene | 0.86 ± 0.02 | 5.40 ± 0.83 | 5.46 ± 0.48 | 5.31 ± 0.37 |
| 1,2-dihydroxybenzene | 0.52 ± 0.02 | 5.37 ± 0.84 | ||||
| propene | 2.13 ± 0.07 | 5.61 ± 0.85 | ||||
| H2O2 | trans-2-butene | 0.83 ± 0.03 | 5.25 ± 0.81 | 5.13 ± 0.56 | ||
| 1,3,5-trimethylbenzene | 0.86 ± 0.02 | 5.02 ± 0.76 | ||||
| 3-methyl-3-buten-2-ol (MBO332) | CH3ONO | trans-2-butene | 1.75 ± 0.06 | 11.07 ± 1.71 | 11.71 ± 1.29 | 11.71 ± 1.29 |
| 1,2-dihydroxybenzene | 1.21 ± 0.03 | 12.55 ± 1.96 |