Efficient asymmetric synthesis of important tryptophan analogs for biological research via the Schollkopf chiral auxiliary
An efficient method has been developed via the Schollkopf chiral auxiliary for the asymmetric synthesis of the important tryptophan analogs: L-isotryptophan, L-benzo[f]tryptophan and L-homotryptophan. (C) 2000 Elsevier Science Ltd.
Ma, Chunrong,Yu, Shu,He, Xiaohui,Liu, Xiaoxiang,Cook, James M.
Fluorene-containing organic compound as well as preparation method and application thereof in OLED (organic light emitting diode) device
The invention discloses a fluorene-containing organic compound. The organic compound has the structure formula shown in the general formula (1). The compound has higher glass transition temperature and molecular heat stability, proper HOMO and LUMO energy levels and higher Eg, the photoelectric property of an OLED (organic light emitting diode) device can be effectively improved and the service life of the OLED device can be effectively prolonged through structure optimization of the device.
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Paragraph 0103-0105
(2018/04/21)
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