Oxazolinyl- and arylchalcogenazolyl-substituted hydroxyfluorenes exhibiting excited-state intramolecular proton transfer (ESIPT) are described as potent and highly modular luminophores. Emission color tuning was achieved by varying the π-expansion and the insertion of different chalcogen atoms.

中文翻译：

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发射颜色可调的恶唑（in）基取代激发态分子内质子转移（ESIPT）基发光体

具有激发态分子内质子转移 (ESIPT) 的恶唑啉基和芳基硫属元素唑基取代的羟基芴被描述为有效且高度模块化的发光体。通过改变 π 扩展和不同硫属元素原子的插入来实现发射颜色调整。