A mild and efficient synthesis of 5-oxo-5,6,7,8-tetrahydro-4H-benzo-[b]- pyran derivatives in room temperature ionic liquids

Chinese Journal of Chemistry

Volumn 23, Issue 8, 2005, Pages 1085-1089

  Jiang, Zhao Qin ^a   Ji, Shun Jun ^a   Lu, Jun ^a   Yang, Jin Ming ^a,b  

^a SOOCHOW UNIVERSITY   (China)

^b YANCHENG TEACHERS UNIVERSITY   (China)

Author keywords

4H benzopyran derivative; Ionic liquid; One pot synthesis

Indexed keywords

EID: 25144506071     PISSN: 1001604X     EISSN: None     Source Type: Journal    
DOI: 10.1002/cjoc.200591085     Document Type: Article

References (18)

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17. Crystallographic data for the structural analysis have been deposited with the Cambridge Crystallographic Data Centre, CCDC No. 228154 for compounds 2d. Copies of this information may be obtained free of charge from The Director, CCDC, 12 Union Road, Cambridge, CB2 1EZ, UK (E-mail: linstead@ccdc.cam.ac.uk or deposit@ccdc.cam.ac.uk; Fax: +44 1223 336033). Structural parameters for 2d: data collection: Rigaku Mercury CCD area detector; radiation: MoKα. Wavelength: 0.71070 Å; crystal size: 0.53 mm X 0.10 mm X 0.65 mm; crystal system: triclinic; space group: P(#2); unit cell: a = 8.1016(18) Å, b = 9.289(2) Å, c = 13.461(3) Å, α = 85.142(11)°, β = 82.302(11)°, γ = 78.678(10)°.
18. 2); IR (KBr) ν