Synthesis of indazole-N-oxides via the 1,7-electrocyclization of azomethine ylides

Tetrahedron

Volumn 60, Issue 44, 2004, Pages 9937-9944

  Nyerges, Miklós ^a   Virányi, Andrea ^a   Zhang, Weimin ^b   Groundwater, Paul W ^b   Blaskó, Gábor ^c   Toke, László ^a  

^a BUDAPEST UNIVERSITY OF TECHNOLOGY AND ECONOMICS   (Hungary)

^b UNIVERSITY OF SUNDERLAND   (United Kingdom)

^c EGIS PHARMACEUTICALS LTD   (Hungary)

Author keywords

Cycloadditions; Electrocyclic reactions; Indazoles; Isoquinolines; Nitro compounds

Indexed keywords

2 BENZYL 2H INDAZOLE N OXIDE; 2 METHYL 2H INDAZOLE; 2 METHYL 2H INDAZOLE N OXIDE; 2 METHYL 5 BROMO 2H INDAZOLE N OXIDE; 2 METHYL 5,6 DIMETHOXY 2H INDAZOLE N OXIDE; 2 METHYL 5,6 METHYLENEDIOXY 2H INDAZOLE N OXIDE; 2,3 DIMETHOXY 8 (2 NITROPHENYL) 10 PHENYL 8,8A,11A,11B TETRAHYDRO 6H PYRROLO[3'4':3,4]PYRROLO[2,1 A]ISOQUINOLINE 9,11(5H,10H) DIONE; 3 BENZYL 5 (2 NITROPHENYL)OXAZOLIDINE; 3 METHYL 5 (2' NITROPHENYL)OXAZOLIDINE; 3 METHYL 5 (3' BROMO 6' NITROPHENYL)OXAZOLIDINE; 3 METHYL 5 (3',4' DIMETHOXY 6' NITROPHENYL)OXAZOLIDINE; 3 METHYL 5 (3',4' METHYLENEDIOXY 6' NITROPHENYL)OXAZOLIDINE; 4,5 DIMETHOXY 2 [2' (2''H 2'' INDAZOLYL 1'' N OXIDE)ETHYL]BENZALDEHYDE; 6,7 DIETHOXY 1 (2' NITROPHENYL) 3,4 DIHYDROISOQUINOLINE; 6,7 DIETHOXY 1 (5' CHLORO 2' NITROPHENYL) 3,4 HYDROISOQUINOLINE; 6,7 DIMETHOXY 1 (2' NITROPHENYL) 3,4 DIHYDROISOQUINOLINE; 6,7 DIMETHOXY 1 (5' CHLORO 2' NITROPHENYL) 3,4 DIHYDROISOQUINOLINE; AZOMETHINE YLIDE; INDAZOLE DERIVATIVE; UNCLASSIFIED DRUG;

ANALYTIC METHOD; ARTICLE; CHEMICAL REACTION; CHEMICAL STRUCTURE; CYCLIZATION; DRUG SYNTHESIS; PRIORITY JOURNAL; REACTION ANALYSIS; STRUCTURE ANALYSIS;

EID: 4644281548     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tet.2004.08.026     Document Type: Article

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