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Volumn 51, Issue 1, 2010, Pages 181-184

Synthesis and photoluminescence properties of π-extended fluorene derivatives: the first example of a fluorescent solvatochromic nitro-group-containing dye with a high fluorescence quantum yield

Author keywords

Fluorene; Fluorescence quantum yield; Nitro group; Solvatochromism

Indexed keywords

2,7 DIARYLFLUORENE; CARBONYL DERIVATIVE; CHLOROFORM; DYE; FLUORENE DERIVATIVE; HYDROGEN; NITRILE; NITRO DERIVATIVE; TRIMETHYLSILYL DERIVATIVE; UNCLASSIFIED DRUG;

EID: 70649093940     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2009.10.118     Document Type: Article
Times cited : (65)

References (31)
  • 20
    • 70649099582 scopus 로고    scopus 로고
    • note
    • 4 (0.10 g, 0.089 mmol) was heated under argon atmosphere for 24 h. After cooling to room temperature, the resulting mixtures were concentrated under reduced pressure. The residue was purified by column chromatography on silica gel using toluene as an eluent: yield 66%; colorless oil.
  • 21
    • 70649084503 scopus 로고    scopus 로고
    • note
    • +).
  • 22
    • 70649086583 scopus 로고    scopus 로고
    • note
    • 2: C, 87.11; H, 8.16; N, 4.73. Found: C, 87.17; H, 8.41; N, 4.69.
  • 23
    • 70649104330 scopus 로고    scopus 로고
    • note
    • 4: C, 77.82; H, 7.65; N, 4.43. Found: C, 77.73; H, 7.81; N, 4.39.
  • 24
    • 70649104329 scopus 로고    scopus 로고
    • note
    • Absolute fluorescence quantum yields were determined by the photoluminescence (PL) method using a Hamamatsu DynaSpect C 9920-02 absolute PL quantum yield measurement system.
  • 25
    • 70649090650 scopus 로고    scopus 로고
    • note
    • Time-resolved emission was measured on a Hamamatsu OB920 by time-correlated single-photon counting using a hydrogen flash lamp. Fluorescence lifetimes were determined by a single exponential curve fit.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.