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Mono‐, di‐ tri‐, and tetrathiadibenzo[24]crown‐8‐ethers with eight oxygen or sulfur atoms within the 24‐menbered ring have been synthesized by using 1,2‐benzenedithiol and 2‐hydroxythiophenol as the starting materials. The thia[24]crown ethers form [2]pseudorotaxanes with dibenzylammonium salts, the association constants of which vary depending on the numbers and positions of the sulfur and oxygen...
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