The pyrolysis of 1,1,2,4,4-pentaphenyl-1,4-butandiol, trans-1,2-bis(hydroxydiphenylmethyl)hexane, trans-1,2-bis(hydroxydiphenylmethyl)indan, and cis-endo- and trans-1,2-bis(hydroxydiphenylmethyl)bicyclo[2.2.1]heptane gave styrene, cyclohexene, indene, and norbornene respectively, accompanied by benzophenone and benzhydrol. The pyrolysis of trans-1,2-bis(hydroxydiphenylmethyl)spiro[2.6]nona-4,6,8-triene
1,1,2,4,4-pentaphenyl-1,4-butandiol, trans-1,2-bis(hydroxydiphenylmethyl) 己烷, trans-1,2-bis(hydroxydiphenylmethyl)indan, 和cis-endo-的热解和反式-1,2-双(羟基二苯基甲基)
双环[2.2.1]庚烷分别生成
苯乙烯、
环己烯、
茚和
降冰片烯,同时生成
二苯甲酮和
二苯甲醇。反式-1,2-双(羟基二苯基甲基)螺[2.6]壬二烯-4,6,8-
三烯热解得到
茚,通过重排形成反式-1,2-双(羟基二苯基甲基)
茚满。顺式-1,1,4,4-四苯基 1-
2-丁烯-1,4
-二醇的热解得到 2,2,5,5-四苯基-
2,5-二氢呋喃。另一方面,反式-1,1,4,4-四苯基-
2-丁烯-1,4
-二醇得到1,2,4,4-四苯基-3-
丁烯-1-one。讨论了这些分解反应的机制。