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CHEMISTRY OF HETEROCYCLIC DIAZO COMPOUNDSMOHAMED HILMY ELNAGDI; EZZAT MOHAMED ZAYED; SADEK ABDOU et al.1982; HETEROCYCLES; ISSN 0385-5414; JPN; DA. 1982; VOL. 19; NO 3; PP. 559-578; BIBL. 61 REF.Article

BIMANES. XV: KINETICS AND MECHANISM OF THE HYDROXIDE ION REACTION WITH 1,5-DIAZABICYCLO (3.3.0) OCTADIENEDIONES (9,10-DIOXABIMANES)KANETY H; KOSOWER EM.1982; J. ORG. CHEM.; ISSN 0022-3263; USA; DA. 1982; VOL. 47; NO 22; PP. 4222-4226; BIBL. 31 REF.Article

DIE SYNTHESE DES UNSUBSTITUIERTEN PYRAZOLIDIN-3,5-DIONS = SYNTHESE DE LA PYRAZOLIDINEDIONE-3,5 NON SUBSTITUEEDUBAU FP.1983; CHEMISCHE BERICHTE; ISSN 0009-2940; DEU; DA. 1983; VOL. 116; NO 7; PP. 2714-2716; ABS. ENG; BIBL. 10 REF.Article

ZUM THERMOLYSEVERHALTEN VON 1,5-DIAZABICYCLO (3.3.0) OCT-2-ENEN. IV: ERZEUGUNG UND CYCLOADDITIONSVERHALTEN VON 1,5-DIPOLEN = PYROLYSE DE DIAZA-1,5BICYCLO (3.3.0) OCTENES-2. IV: FORMATION ET CYCLOADDITION AVEC DES DIPOLES-1,5BURGER K; SCHICKANEDER H; ZETTL C et al.1982; LIEBIGS ANN. CHEM.; ISSN 0170-2041; DEU; DA. 1982; VOL. 1982; NO 9; PP. 1730-1740; ABS. ENG; BIBL. 30 REF.Article

The synthesis and chemistry of azolenines. V: Correction of the structure of an unusual heterocycle, described on two earlier occasions as the pyrano-4H-pyrazole 3,3a,4,5-tetramethylpyrano [2,3-c] pyrazol-6(3aH)-oneTINYAU CHAN; SAMMES, M. P.Journal of chemical research. Synopses (Print). 1986, Num 3, pp 92-93, issn 0308-2342Article

REAKTIONEN MIT HEXAFLUORACETONAZIN. XXII: ZUM REAKTIONSVERHALTEN VON HEXAFLUORACETONAZIN GEGENUEBER ENOLETHERN UND ENAMINEN = REACTIONS DE L'HEXAFLUOROACETONE AZINE. XXII: REACTIONS DE L'HEXAFLUOROACETONE AZINE AVEC LES ETHERS D'ENOLS ET LES ENAMINESBURGER K; HEIN F.1982; LIEBIGS ANN. CHEM.; ISSN 0170-2041; DEU; DA. 1982; NO 5; PP. 853-871; ABS. ENG; BIBL. 37 REF.Article

Synthesis and application of some new 5-sulfonylheterocyclo-8-quinolinol derivativesHAFEZ, A. A. A; AWAD, I. M. A.Phosphorus, sulfur and silicon and the related elements (Print). 1992, Vol 71, Num 1-4, pp 253-259, issn 1042-6507Article

[3.3.0] pyrazolodinones : an efficient synthesis of a new class of synthetic antibacterial agentsTERNANSKY, R. J; DRAHEIM, S. E.Tetrahedron letters. 1990, Vol 31, Num 20, pp 2805-2808, issn 0040-4039, 4 p.Article

Reduktion von β-Lactamen. II: Reaktion von 3,3-Dimethyl-1-phenyl-2-azetidinon und 3,3,3,',3'-Tetramethyl [1,1'-biazetidin]-2,2'-dien mit Phosphoroxychlorid und 1,2-Phenylendioxytrichlorphosphoran = Réduction de β-lactames. II: Réaction de diméthyl-3,3 phényl-1 azétidinone-2 et de tétraméthyl-3,3,3',3' biazétidinyle-1,1' dione-2,2' par le chlorure de phosphoryle et l'o-phénylènedioxy trichloro phosphorane = Reduction of β-lactams. II: Reaction of 3,3-dimethyl-1-phenyl-2-azetidinone and 3,3,3',3'-tetramethyl-1,1'-biazetidine-2,2'-dione with phosphorous oxychloride and 1,2-phenylenedioxytrichlorophosphoraneVERKOYEN, C; RADEMACHER, P.Chemische Berichte. 1984, Vol 117, Num 10, pp 3048-3055, issn 0009-2940Article

Crystal structure, dissociation and zwitterion formation in 2,6-diaryl-1(3)-oxo-3(1)-hydroxy-5(7)-imino-7(5)-amino-1H,5H-(3H,7H)-pyrazolo[1,2-a]pyrazolesZVILICHOVSKY, G.Journal of heterocyclic chemistry. 1988, Vol 25, Num 5, pp 1301-1305, issn 0022-152XArticle

Bicyclic pyrazolidinones, a new class of antibacterial agent based on the β-lactam modelJUNGHEIM, L. N; SIGMUND, S. K; FISHER, J. W et al.Tetrahedron letters. 1987, Vol 28, Num 3, pp 285-288, issn 0040-4039Article

Crystal structure of 3-oxo-2-phenyl-3H-pyrazolo[1,2-a]pyrazol-4-io-1-olateRASTON, C. L; WHITE, A. H.Australian journal of chemistry. 1984, Vol 37, Num 12, pp 2577-2582, issn 0004-9425Article

Heterocyclic synthesis from 3-amino-4-cyanopyrazoleALI DEEB; MEDHAT EL-MOBAYED; ABDEL NABY ESSAWY et al.Collection of Czechoslovak chemical communications. 1990, Vol 55, Num 3, pp 728-733, issn 0010-0765Article

1,3-Dipolar cycloaddition of pyrazolid-3-one azomethinimines and E-β-nitrostyrene ― elucidation of the generation of seemingly non cisoid adductsDORN, H.Tetrahedron letters. 1985, Vol 26, Num 42, pp 5123-5126, issn 0040-4039Article

Syntheses of pyrazolo[1,2-a]pyrazole and pyrazolo-[5,1-b][1,3]oxazine derivativesOGAWA, K; TERADA, T; HONNA, T et al.Chemical and pharmaceutical bulletin. 1984, Vol 32, Num 3, pp 930-939, issn 0009-2363Article

The electrochemical reduction of some fused ring systemsFAHMY, H. M; NASHED, B; KHALIFA, F. A et al.Journal of electroanalytical chemistry and interfacial electrochemistry. 1985, Vol 184, Num 1, pp 147-160, issn 0022-0728Article

A facile synthesis of 1-oxo-1H-pyrazolo[1,2-a]pyrazol-4-ium-3-olatesKAPPE, T; KOS, C.Synthesis (Stuttgart). 1989, Num 8, pp 629-630, issn 0039-7881Article

Are any non-stereospecific 1,3-dipolar cycloadditions known? A revisionHUISGEN, R; WEINBERGER, R.Tetrahedron letters. 1985, Vol 26, Num 42, pp 5119-5122, issn 0040-4039Article

Bimanes. XIX: Characteristics of the molecular structures of 1,5-diazabicyclo[3.3.0]octadienediones (9,10-dioxabimanes) determined by X-ray crystallographyGOLDBERG, I; BERNSTEIN, J; KOSOWER, E. M et al.Journal of heterocyclic chemistry. 1983, Vol 20, Num 4, pp 903-912, issn 0022-152XArticle

Synthesis of 2,6-diaryl-1(3)-oxo-3(1)-hydroxy-5(7)-imino-7(5)-amino-1H,5H(3H,7H)-pyrazolo[1,2-a]pyrazolesZVILICHOVSKY, G; DAVID, M.Synthesis (Stuttgart). 1986, Num 3, pp 239-240, issn 0039-7881Article

Bimanes. XXI: syn-(Methyl,fluoro)bimane formation via acetyl hypofluoriteKOSOWER, E. M; HEBEL, D; ROZEN, S et al.Journal of organic chemistry. 1985, Vol 50, Num 21, pp 4152-4154, issn 0022-3263Article

THE REACTIONS OF NITRILE IMINES WITH AMINO- AND OXO-SUBSTITUTED AZOLESELFAHHAM HA; SADEK KU; ELGEMEIE GEH et al.1982; CHEM. LETT.; ISSN 0366-7022; JPN; DA. 1982; NO 1; PP. 119-122; BIBL. 6 REF.Article

REACTIONS WITH HETEROCYCLIC DIAZONIUM SALTS: NOVEL SYNTHESIS OF PYRAZOLO (4,3-C) PYRIDAZINES AND OF PYRAZOLO (4,3-C) PYRAZOLESMOHAMED HILMY ELNAGDI; HASSAN ATTIA ELFAHHAM; MOHAMED RIFAAT HAMZA ELMOGHAYAR et al.1982; PERKIN TRANS. 1; ISSN 0300-922X; GBR; DA. 1982; NO 4; PP. 989-991; BIBL. 6 REF.Article

REDUCTIVE CLEAVAGE OF PROPELLANE-TYPE HYDRAZINIUM DICATIONS AS A ROUTE TO MEDIUM-SIZED RING BICYCLIC DIAMINES WITH BRIDGEHEAD NITROGEN ATOMSALDER RW; SESSIONS RB; BENNET AJ et al.1982; PERKIN TRANS. 1; ISSN 0300-922X; GBR; DA. 1982; NO 2; PP. 603-609; BIBL. 18 REF.Article

STUDIES ON PARAIONIC COMPOUNDS. ANHYDRO-1-HYDROXY-3-OXOPRAZOLO (1,2-A) PYRAZOLIUM HYDROXIDES. FORMATION AND STABILITY OF A NOVEL SERIES OF 4N PI HETEROCYCLIC BETAINESZVILICHOVSKY G; DAVID M.1982; J. ORG. CHEM.; ISSN 0022-3263; USA; DA. 1982; VOL. 47; NO 2; PP. 295-300; BIBL. 16 REF.Article

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