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We report the unexpected observation of columnar mesophase formation in a simple 2,7-dibromotetramethoxytriphenylene – by far the most lightly substituted discotic mesogen in this class. This derivative was prepared alongside the 3,6-dibromotriphenylene isomer to demonstrate an alternative, modified synthetic strategy that permits late-stage interchange of alkyl chain substituents. The new method is employed alongside the original route to deliver several new materials, including a conjugated ferrocene–triphenylene–ferrocene triad, a BODIPY–triphenylene–BODIPY triad and a new nematic twin linked through imine bridges.

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Funding

We thank INTERREG IVA (IS:CE 4061 and AI Chem Channel 4196), the Cultural Bureaux of Saudi Arabia and TETFUND Nigeria for financial support, and the EPSRC Mass Spectrometry Service (Swansea).

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