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Synfacts 2011(1): 0035-0035  
DOI: 10.1055/s-0030-1259146
Synthesis of Materials and Unnatural Products
© Georg Thieme Verlag Stuttgart ˙ New York

Oxadisilole Groups as a Benzyne Precursor and a Route to Triptycenes

Contributor(s): Timothy M. Swager, Stefanie A. Sydlik
B.-J. Pei, W.-H. Chan, A. W. M. Lee*
Hong Kong Baptist University, Kowloon, P. R. of China
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Publication History

Publication Date:
21 December 2010 (online)

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Significance

The authors use benzobisoxadi­silole 1 as a 1,4-benzdiyne equivalent to synthesize triptycene 2, which can be further altered to synthesize extended triptycenes 3-9 in moderate yields (34-64%).