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4, 4′ disubstituted 4H-cyclopentadithiophene and new methods for synthesizing the same
4, 4′ disubstituted 4H-cyclopentadithiophene and new methods for synthesizing the same
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机译:4,4'二取代的4H-环戊二噻吩及其合成新方法
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摘要
The present preferred embodiments relate to a method for the synthesis of a compound having the following general formula:; the method comprising the step of reacting, in presence of a diprotic acid having a negative pKa, a compound having the general formula:; wherein R1 and R2 are organic groups and wherein X and Y are independently selected from the group consisting of hydrogen, chloro, bromo, iodo, boronic acid, boronate esters, borane, pseudohalogen and organotin. It further relates to compounds so obtained and to compounds resulting from the ring closure of compound (II).
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