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- NPOOB was prepared from 4-nitrophenol and 4-octyloxy benzoylchloride in pyridine. The sample recrystallized from ethanol was used for NMR measurements. Crystal-smectic A 50°C (lit.2 49°C). Smectic A-nematic 62°C (lit.2 62°C). Nematic-isotropic 68°C (lit.2 68°C).
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