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Volumn , Issue 12, 2009, Pages 1951-1954

Synthesis of furo[3,4-c]furanones via DDQ treatment of furo[3,4-c]pyranone derivatives

Author keywords

2,3 Dichloro 5,6 dicyano 1,4 benzoquinone (DDQ); Furo 3,4 c furanones; Furo 3,4 c pyranones

Indexed keywords

2,3 DICHLORO 5,6 DICYANO 1,4 BENZOQUINONE; BENZOQUINONE; FURANONE DERIVATIVE; FURO [3,4 C] FURANONE DERIVATIVE; FURO [3,4 C] PYRANONE DERIVATIVE; UNCLASSIFIED DRUG;

EID: 67651213442     PISSN: 09365214     EISSN: 14372096     Source Type: Journal    
DOI: 10.1055/s-0029-1217525     Document Type: Article
Times cited : (2)

References (12)
  • 10
    • 33344466047 scopus 로고    scopus 로고
    • For example, see
    • For example, see: Bharate, S. B. Synlett 2006, 496.
    • (2006) Synlett , pp. 496
    • Bharate, S.B.1
  • 11
    • 67651247623 scopus 로고    scopus 로고
    • Representative Analytical Data of Furo[3,4-c]furanones; Compound 2: pale-yellow solid; mp 172-175 °C. 1H NMR (300 MHz, DMSO-d6, δ, 8.13-8.16 (m, 2 H, 7.60-7.62 (m, 2 H, 7.47-7.51 (m, 2 H, 7.35 (m, 1 H, 7.11-7.13 (m, 2 H, 5.59 (s, 2 H, 3.83 (s, 3 H, 13C NMR (75 MHz, CDCl3, δ, 164.37 (C, 160.70 (C, 149.78 (C, 140.77 (C, 129.08 (2 × CH, 128.70 (C, 128.48 (C, 127.86 (CH, 127.17 (2 × CH, 123.79 (2 × CH, 120.62 (C, 114.70 (2 × CH, 114.15 (C, 65.85 (CH2, 55.38 (CH3, EI-MS: m/z, 306. HRMS (ESI, m/z [M, H, calcd for C 19H15O4: 307.0970; found: 307.0965. Detailed 1H, 13C NMR and 2D NMR (COSY, HSQC and HMQC) analysis were used for further structural assignment. The following NMR signals were observed: three sets of 12 aromatic carbons 9 of which are H-substitute
    • 3: 372.9876; found: 372.9870. Compound 6g: yellow solid; mp 178-181 °C.
  • 12
    • 67651249873 scopus 로고    scopus 로고
    • Reactions were carried out under an open atmosphere
    • Reactions were carried out under an open atmosphere.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.