A novel synthesis of calix[4]thiophenes and calix[4]furans
作者:Gon-Ann Lee、Wen-Chieh Wang、Minghuey Shieh、Ting-Shen Kuo
DOI:10.1039/c0cc00437e
日期:——
The addition of heteroaryllithium to various ketones followed by dehydration gave 1-(2-heteroaryl)cycloalkenes and (2-hetero- aryl)alkenes. When alkenes were treated with 10 mol% NIS, calix[4]thiophenes and calix[4]furans were obtained in good yields.
Semiconducting Compounds and Related Compositions and Devices
申请人:Polyera Corporation
公开号:US20130168659A1
公开(公告)日:2013-07-04
Disclosed are new semiconductor materials prepared from thienocoronene-based compounds and related heteroaromatic analogs. Such compounds can exhibit high carrier mobility and/or good current modulation characteristics. In addition, the compounds of the present teachings can possess certain processing advantages such as solution-processability and/or good stability at ambient conditions.
Semiconducting compounds and related compositions and devices
申请人:Polyera Corporation
公开号:US08598575B2
公开(公告)日:2013-12-03
Disclosed are new semiconductor materials prepared from thienocoronene-based compounds and related heteroaromatic analogs. Such compounds can exhibit high carrier mobility and/or good current modulation characteristics. In addition, the compounds of the present teachings can possess certain processing advantages such as solution-processability and/or good stability at ambient conditions.
Stable carbocations. 244. Use of 2-thienyl, 2-furyl, 5-ethyl-2-furyl, and protonated 4-acetylphenyl substituents in carbon-13 NMR chemical shift correlations
作者:George A. Olah、Arthur L. Berrier、G. K. Surya Prakash
DOI:10.1021/jo00141a019
日期:1982.9
Thomas, Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1908, vol. 146, p. 643