| Johannes Thiele (chemist) |
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EARLY DAYS Thiele was born in Ratibor , Germany , now Racibórz , Poland . CONTRIBUTIONS TO ORGANIC CHEMISTRY Johannes Thiele was ahead of his time in Organic Chemistry . After Kekulé's proposal for benzene structure in 1865, he predicted the resonance that existed in benzene in 1899 and proposed a resonance structure, by using a broken circle to represent the partial bonds. |
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