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Volumn 63, Issue 18, 2007, Pages 3882-3893

Reactions of azulene and guaiazulene with all-trans-retinal and trans-cinnamaldehyde: comparative studies on spectroscopic, chemical, and electrochemical properties of monocarbenium-ions stabilized by expanded π-electron systems with an azulenyl or 3-guaiazulenyl group

Author keywords

All trans retinal; Azulene; Carbenium ions; Electrochemical behavior; Guaiazulene; NaBH4 reduction; Spectroscopic properties; trans Cinnamaldehyde; X ray crystal structure

Indexed keywords

1 (3 GUAIAZULENYL) 2 PROPEN 1 YLIUM; 1 (3 GUAIAZULENYL) 3 PHENYL 2 PROPEN 1 YLIUM HEXAFLUOROPHOSPHATE; 1 AZULENYL 2 PROPEN 1 YLIUM; 1 AZULENYL 3 PHENYL 2 PROPEN 1 YLIUM; 1 AZULENYL 3,7 DIMETHYL 9 (2,6,6 TRIMETHYL 1 CYCLOHEXEN 1 YL) 2,4,6,8 NONATETRAEN 1 YLIUM HEXAFLUOROPHOSPHATE; AZULENE; CARBENOID; CINNAMALDEHYDE; ETHER; FLUORINE DERIVATIVE; GUAIAZULENE; PHENYL GROUP; PHOSPHORIC ACID DERIVATIVE; PROPYLENE; UNCLASSIFIED DRUG;

EID: 33947639067     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tet.2007.02.071     Document Type: Article
Times cited : (19)

References (48)
  • 39
    • 33947692211 scopus 로고    scopus 로고
    • note
    • The reaction of 1 with all-trans-retinal in methanol (or diethyl ether) in the presence of hexafluorophosphoric acid at -10 °C for 1 h in a dark room gave the same result.
  • 40
    • 33947649536 scopus 로고    scopus 로고
    • note
    • 3CN) nm (log ε): 235 (4.23), 270sh (4.70), 273 (4.71), 278 (4.66), 293sh (3.54), 324 (3.49), 338 (3.63), 350 (2.82), 576 (2.53), 622sh (2.45), and 683sh (2.02).
  • 41
    • 33947612057 scopus 로고    scopus 로고
    • note
    • -10).
  • 42
    • 33947691254 scopus 로고    scopus 로고
    • note
    • 2O) displayed a small mass loss between 125 and 130 °C of 0.5% that corresponded to surface dehydration and loss of the extra-framework water molecule (calculated 0.5%).
  • 43
    • 33947655377 scopus 로고    scopus 로고
    • note
    • 3CN) nm (log ε): 213 (4.10), 244 (4.39), 284 (4.61), 301sh (4.03), 348 (3.65), 365 (3.46), 600 (2.68), 648sh (2.61), and 721sh (2.20).
  • 44
    • 33947673428 scopus 로고    scopus 로고
    • note
    • Details based on ab initio calculations for 3-6 are further currently under intensive investigation.
  • 48
    • 33947678211 scopus 로고    scopus 로고
    • note
    • -10).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.