四氫硒吩是一種有機硒化合物,化學式為C4H8Se。它需要在充氮的棕色瓶中保存。[4]
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四氫硒吩可由灰硒和1,4-二溴丁烷為原料反應製得。硒和甲醛次硫酸氫鈉在鹼性溶液中反應,得到硒化鈉,它再和1,4-二溴丁烷反應,得到產物。[4]硒化物也可選用硒化鉀,它可由硒、氫氧化鉀和水合肼反應得到。[5]需要注意反應需要隔絕氧氣,否則硒化鈉會被氧化為多硒化鈉,產物中會帶有二硒代環己烷等雜質。[4]
![Thumb](//upload.wikimedia.org/wikipedia/commons/thumb/b/b2/Synthesis_of_tetrahydroselenophene.png/640px-Synthesis_of_tetrahydroselenophene.png)
四氫硒吩和二氯化硒或二溴化硒反應在有機溶劑中反應,可以得到它的二鹵化物,同時析出紅硒:[6]
![Thumb](//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Tetrahydroselenophene_dihalides.png/640px-Tetrahydroselenophene_dihalides.png)
它和五氯化鈮、鎂在二氯甲烷中反應,可以得到配合物[{NbCl2(THSe)}2(μ-Cl)2(μ-THSe)]。[7]它和內鹽C6H5I-C(NO2)2反應,可以得到C4H8Se-C(NO2)2。[8]它和1-碘丁烷反應,可以得到1-丁基四氫硒吩碘化物。[9]
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Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 ((C) 1994-2021 ACD/Labs). Retrieved from SciFinder. [2021-07-10].
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