Stereoisomerism and ring-chain tautomerism in 1-hydroxy-2,3-dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-diones and 1-hydroxy- and 1-amino-2,3-dihydro-1H-pyrazolo[1,2-b]phthalazine-5,10-diones

European Journal of Organic Chemistry

Volumn , Issue 20, 2002, Pages 3447-3454

  Sinkkonen, Jari ^a   Ovcharenko, Vladimir ^a   Zelenin, Kirill N ^b   Bezhan, Irina P ^b   Chakchir, Boris A ^c   Al Assar, Fatema ^c   Pihlaja, Kalevi ^a  

^a UNIVERSITY OF TURKU   (Finland)

^b S M KIROV MILITARY MEDICAL ACADEMY   (Russian Federation)

^c ST PETERSBURG STATE CHEMICAL PHARMACEUTICAL ACADEMY   (Russian Federation)

Author keywords

Heterocycles; NMR spectroscopy; Structure elucidation; Tautomerism

Indexed keywords

HETEROCYCLIC COMPOUND; PHTHALAZINE DERIVATIVE; PYRIDAZINE DERIVATIVE;

ARTICLE; CALCULATION; CARBON NUCLEAR MAGNETIC RESONANCE; CHEMICAL STRUCTURE; MASS SPECTROMETRY; PROTON NUCLEAR MAGNETIC RESONANCE; STEREOISOMERISM; SYNTHESIS;

EID: 84961986821     PISSN: 1434193X     EISSN: None     Source Type: Journal    
DOI: 10.1002/1099-0690(200210)2002:20<3447::AID-EJOC3447>3.0.CO;2-L     Document Type: Article

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