Bis(2-phenylbenzoyl) peroxide (2-PhBPO) photodecomposed by 100% O–O bond cleavage to give mainly biphenyl-2,2′-carbolactone on 313 nm irradiation, however, on 254 nm, the photodecomposition proceeded through 60% two bonds cleavage (simultaneous C–C and O–O bonds cleavage).
二(2-苯基苯甲酰)过氧化物(2-Ph
BPO)在313 nm辐照下通过100% O–O键断裂光解,主要生成
联苯-2,2′-卡巴环;然而,在254 nm辐照下,光解过程涉及60%的双键断裂(同时发生C–C和O–O键断裂)。