Regioselective anionic [3+2] cyclizations of isoxazole, pyrazole and 1,2,4-triazole dinucleophiles - Efficient synthesis of 2,4-dihydroimidazo-[4,5-b]quinoxalines, 3H-imidazo[1,2-b]pyrazoles and 5H-imidazo[2,1-c]-[1,2,4]triazoles

European Journal of Organic Chemistry

Volumn , Issue 12, 2001, Pages 2257-2263

  Langer, Peter ^a   Wuckelt, Jörg ^b   Döring, Manfred ^b   Schreiner, Peter R ^a,c   Görls, Helmar ^b  

^a UNIVERSITY OF GÖTTINGEN   (Germany)

^b FRIEDRICH SCHILLER UNIVERSITY JENA   (Germany)

^c UNIVERSITY OF GEORGIA   (United States)

Author keywords

Carbanions; Cyclizations; Domino reactions; Nitrogen heterocycles; Regioselectivity

Indexed keywords

1,2,4 TRIAZOLE DERIVATIVE; 2,4 DIHYDROIMIDAZO[4,5 B]QUINOXALINE DERIVATIVE; 3 AMINOISOXAZOLE DERIVATIVE; 3H IMIDAZO[1,2 B]PYRAZOLE DERIVATIVE; 5H IMIDAZO[2,1 C][1,2,4]TRIAZOLE DERIVATIVE; ISOXAZOLE DERIVATIVE; PYRAZOLE DERIVATIVE; QUINOXALINE DERIVATIVE; UNCLASSIFIED DRUG;

ARTICLE; CYCLIZATION; DRUG STRUCTURE; DRUG SYNTHESIS; REACTION ANALYSIS;

EID: 0034967455     PISSN: 1434193X     EISSN: None     Source Type: Journal    
DOI: 10.1002/1099-0690(200106)2001:12<2257::AID-EJOC2257>3.0.CO;2-Z     Document Type: Article

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