Pyrolytic desulfurization ring contraction of condensed thiadiazines as a general route towards pyrazoloazines and pyrazoloazoles with a bridgehead (ring junction) nitrogen atom

Tetrahedron

Volumn 64, Issue 45, 2008, Pages 10365-10374

  Ibrahim, Yehia A ^a   Al Awadi, Nouria A ^a   John, Elizabeth ^a  

^a KUWAIT UNIVERSITY   (Kuwait)

Author keywords

1,2,4 Triazines; 1,2,4 Triazino 3,4 b 1,3,4 thiadiazin 4 ones; 1,2,4 Triazolo 3,4 b 1,3,4 thiadiazines; 1,3,4 Thiadiazino 2,3 b quinazolines; Ionic liquid; Pyrazolo 4,3 b quinazolin 9 ones; Pyrazolo 5,1 b 1,2,4 triazoles; Pyrazolo 5,1 c 1,2,4 triazin 4 ones; Pyrolysis

Indexed keywords

3 BENZYL 7 (4 CHLOROPHENYL) 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 3 BENZYL 7 (4 METHOXYPHENYL) 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 3 BENZYL 7 PHENYL 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 3 METHYL 7 (4 METHOXYPHENYL) 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 3 METHYL 7 PHENYL 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 7 (4 CHLOROPHENYL) 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 7 (4 CHLOROPHENYL) 3 METHYL 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 7 (4 METHOXYPHENYL) 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; 7 PHENYL 1H PYRAZOLO[5,1 C][1,2,4]TRIAZIN 4 ONE; BORIC ACID; KETONE DERIVATIVE; PYRAZOLE DERIVATIVE; PYRROLE DERIVATIVE; THIAZINE DERIVATIVE; UNCLASSIFIED DRUG;

ACETYLATION; ARTICLE; CARBON NUCLEAR MAGNETIC RESONANCE; DESULFURIZATION; DRUG STRUCTURE; DRUG SYNTHESIS; HETERONUCLEAR MULTIPLE BOND CORRELATION; HETERONUCLEAR MULTIPLE QUANTUM COHERENCE; NITROGEN NUCLEAR MAGNETIC RESONANCE; POLYMERIZATION; PRIORITY JOURNAL; PROTON NUCLEAR MAGNETIC RESONANCE; PYROLYSIS; STRUCTURE ANALYSIS;

EID: 52049108258     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tet.2008.08.067     Document Type: Article

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