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불소 이온 감지용 형광 센서의 개발

Development of Highly Selective Fluorescent Chemosensors for Fluoride Ion

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참고문헌

키워드

주제분류화학

초록

불소 이온 감지용 화학 센서를 합성하였다. 탈실리콘화 과정에서 만들어지는 페녹사이드를 친핵체로 사용하여 형광 물질로 락톤화되는 기존의 방법에 대한 추가적인 설명과 함께 탈실리콘화에 의한 방향족 화합물의 평면화를 통한 형광의 변화 방법이 새로이 제시되었다. 개발된 센서들은 불소에 대해 선택적인 친화력을 갖는 실리콘을 이용하므로 불소 이온에 대해 높은 선택성을 보였다. 또한, 합성된 센서에 공액 고분자를 연결하여 그 감도를 성공적으로 증대시켰다.

Abstract

fluoride sensory systems have been successfully developed.Previously developed method of the fluoride-induced lactonization to fluorescent molecules was detailed, and newly developed fluoride-induced aromatic cyclization scheme was introduced. Based on the strategies using the specific affinity of fluoride to silicon, our systems are highly selective for fluoride ion. Incorporation of the developed sensor to a conjugated polymer has successfully enhanced its sensitivity to fluoride ion.

참고문헌 (17)

  1. "represents a good example of demonstrating a possibility to develop a fluoride ion sensor using the affinity of silicon with fluoride ion", 122, pp.6793~ (2000)
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  3. "Lehnert,W. Tetrahedron Lett. 1970,54", 4723.
  4. "Other applications of the fluoride-induced planarization of the aromatic unit include organic transistors where the effective conjugation of porbitals are crucial and this will be addressed in a full paper."
  5. "as the Pd-catalyzed cross coupling reaction of 5 with the silylated form of 4 gave the desired product 7 in a very low yield(<5%"
  6. "The sterically favored ethoxy group was selectively silylated by TMSI which was then displaced by iodide. Jung", pp.3761~
  7. "Synthesis of the sensory molecules", pp.2~
  8. "The signal amplification by the molecular wire approach was not attempted for the fluoride-induced aromatic planarization scheme due to the difficulties in the synthesis of the corresponding sensory polymer."
  9. Swager, T. M, "MRS BULL" (2002)
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