Summary
1-Germa-1,1-dimethyl[3,4,c]thienocyclopentane (I) has been prepared from 3-germa-3,3-dimethyl-7-thiabicyclo[3,3,0]oct-1-ene (II)1 by oxidation with dichorodicyanoquinone (DDQ). Treatment of I with a catalytic amount ofn-butyllithium and HMPA in THF yields poly(1-germa-1,1-dimethyl[3,4,c]thienopentane) (III).
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Zhou, S.Q., Weber, W.P., Mazerolles, P. et al. Synthesis and anionic ring opening polymerization of 1-germa-1,1-dimethyl[3,4,c]thienocyclopentane. Polymer Bulletin 23, 583–587 (1990). https://doi.org/10.1007/BF01033102
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DOI: https://doi.org/10.1007/BF01033102