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Table 2 Kinetic parameters of 1,3-butadiene photolysis

From: Reactivity and kinetics of 1,3-butadiene under ultraviolet irradiation at 254 nm

T/K First order model Second order model
k2 × 10–2/h−1 Kinetic equation R2 k2/(mol h)−1 Kinetic equation R2
298 1.102 ln n =  − 1.102 × 10–2 t − 7.394 0.9599 147.6 1/n = 147.6 t + 9460 0.9596
303 1.282 ln n =  − 1.282 × 10–2 t − 7.352 0.9714 160.2 1/n = 160.2 t + 8943 0.9706
308 1.436 ln n =  − 1.436 × 10–2 t − 7.412 0.9902 201.2 1/n = 201.2 t + 9686 0.9898
313 1.574 ln n =  − 1.574 × 10–2 t − 7.703 0.9729 170.4 1/n = 170.4 t + 7123 0.9650
318 1.794 ln n =  − 1.794 × 10–2 t − 7.526 0.9950 386.6 1/n = 386.6 t + 14,729 0.9792
323 1.847 ln n =  − 1.847 × 10–2 t − 7.175 0.9973 342.2 1/n = 342.2 t + 11,313 0.9857