2-Acyl-Thiopyrone aus 1-Indanon, 3-Cumaranon und Thioindoxyl = Fused thiopyrones. VI,2-Acylthiopyrones from 1-indanone, 3-cumaranone, and thioindoxyleGÖRLITZER, K; VOGT, R.Archiv der Pharmazie (Weinheim). 1990, Vol 323, Num 10, pp 847-852, issn 0365-6233Article

Partially fluorinated heterocyclic compounds. XXVI: An investigation into the mode of cyclisation in the reaction of lithium 1,3,4,5,6,7,8-heptafluoro-2-naphtalenethiolate with dimethyl acetylenedicarboxylateBROOKE, G. M.Journal of fluorine chemistry. 1989, Vol 43, Num 3, pp 393-403, issn 0022-1139, 11 p.Article

Cyclische Verbindungen aus Phosphor, Kohlenstoff und Schwefel = Cyclic compounds made of phosphorus, carbon and sulfurBRAUN, R; FLUCK, E.Zeitschrift für anorganische und allgemeine Chemie (1950). 1990, Vol 584, pp 159-164, issn 0044-2313, 6 p.Article

Photochemistry of thiophen-2(5H)-onesKIESEWETTER, R; MARGARETHA, P.Helvetica chimica acta. 1989, Vol 72, Num 1, pp 83-92, issn 0018-019X, 10 p.Article

Asymmetric Diels-Alder reaction of 1-methoxybuta-1,3-diene with (2R)-N-glyoxyloylbornane-10,2-sultam: preliminary communicationBAUER, T; CHAPUIS, C; KOZAK, J et al.Helvetica chimica acta. 1989, Vol 72, Num 3, pp 482-486, issn 0018-019X, 5 p.Article

Organic heterocyclothiazenes. VIII: 7-Amino-1,3,5,2,4,6-trithiatriazepine and related compoundsDUNN, P. J; REES, C. W.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 8, pp 1405-1410, issn 0300-922X, 6 p.Article

Interannular contraction upon oxidation of a mesoionic bicyclic imineDUNN, P. J; REES, C. W; SLAWIN, A. M. Z et al.Journal of the Chemical Society. Chemical communications. 1989, Num 16, pp 1134-1136, issn 0022-4936, 3 p.Article

Regioselective metalation of thiazolo[5,4-b]pyridinesCOUTURE, A; HUGUERRE, E; GRANDCLAUDON, P et al.Tetrahedron letters. 1989, Vol 30, Num 2, pp 183-184, issn 0040-4039, 2 p.Article

Nouvelle voie de synthèse d'arylpyrazolo-[4,3-c]-quinoléines via la cycloaddition dipolaire-1,3 = New way of synthesis of arylpyrazolo[4,3-c]quinolines via 1,3-dipolar cycloadditionBOUJEMADA DAOU; MOHAMED SOUFIAOUI.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 11, pp 3351-3361, issn 0040-4020, 11 p.Article

8π 1,3,4,5-thiatriazines from cycloadditions of triazolium imide 1,3-dipoles with methyl cyanodithioformateBUTLER, R. N; O'SHEA, P. D; CUNNINGHAM, D et al.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 2, pp 371-372, issn 0300-922X, 2 p.Article

A new, highly efficient, and simple procedure for the construction of medium-sized nitrogen heterocyclic ring systemBABU, B. R; GOTO, M; HIGAKI, M et al.Bulletin of the Chemical Society of Japan. 1990, Vol 63, Num 9, pp 2742-2744, issn 0009-2673, 3 p.Article

Synthese neuer schwefel- und selen-haltiger «Donor-Akzeptor-stabilisierter» Molekülsysteme mit zentraler Bicyclo[4.4.1]undeca-4,6,8,10-tetraen-2,3-diyliden- oder Bicyclo[4.4.1]undeca-3,6,8,10-tetraen-2,5-diyliden-Gruppe = Synthèse de nouveaux systèmes «donneur accepteur stabilisés» contenant du soufre et du sélénium avec des groupes centraux bicyclo [4.4.1] undécatétraène-4,6,8,10 diylidène-2,3 ou bicyclo [4.4.1] undécatétraène-3,6,8,10 diylidène-2,3 = Synthesis of new sulfur and selenium containing «donor-acceptor stabilized» systems with central bicyclo [4.4.1] undeca-4,6,8,10-tetraene-2,3-diylene or bicyclo [4.4.1] undeca-3,6,8,10-tetraene-2,5-diylidene groupsNEIDLEIN, R; LUCCHESINI, F.Helvetica chimica acta. 1988, Vol 71, Num 5, pp 1242-1248, issn 0018-019XArticle

XIII International symposium on the organic chemistry of sulfur, 7-12 August 1988, Odense, DenmarkPEDERSEN, Carl T; BECHER, Jan.Phosphorus and sulfur and the related elements. 1989, issn 0308-664X, 2Vol, VII-366 [373 p.]Conference Proceedings

Nitrogen-functionalized thiophene systemsZANIRATO, P; SPINELLI, D.La Chimica e l'industria (Milano). 1996, Vol 78, Num 8, issn 0009-4315, 912, 953-957 [6 p.]Article

Eine neue Methode zur Darstellung von Silicum-Element-Heterocyclen = A new and convenient synthesis of silicon element heterocyclesUHLIG, W.Zeitschrift für anorganische und allgemeine Chemie (1950). 1990, Vol 588, pp 133-138, issn 0044-2313, 6 p.Article

Improvement in the enantioselectivity of the hydrogen transfer with NADH models bearing amino alcohols as chiral auxiliariesCAZIN, J; DUFLOS, J; DUPAS, G et al.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 5, pp 867-872, issn 0300-922X, 6 p.Article

Synthesis of 1,2-benzisothiazoles by the oxidative ring contraction of 2-aryl- and 4-aryl-3,4-dihydro-2H-1,3-benzothiazinesSZABO, J; SZUCS, E; FODOR, L et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 9, pp 2731-2736, issn 0040-4020, 6 p.Article

Chemistry of imidazo[2,1-b][1,3,4]thiadiazolesKHAZI, Imtiyaz Ahmed M; GADAD, Andanappa K; LAMANI, Ravi S et al.Tetrahedron (Oxford. Print). 2011, Vol 67, Num 19, issn 0040-4020, 3279, 3289-3316 [29 p.]Article

Convenient synthesis of cyclic trithiocarbonates from 1,2- or 1,3-dihaloalkanes and sodium trithiocarbonate in the presence of phase-transfer catalystSUGAWARA, A; SATO, T; SATO, R et al.Bulletin of the Chemical Society of Japan. 1989, Vol 62, Num 1, pp 339-341, issn 0009-2673, 3 p.Article

Nontemplate synthesis of macrocyclic tetraimine Schiff bases incorporating dithienylmethane unitsSONE, T; OHBA, Y; WATANABE, R et al.Bulletin of the Chemical Society of Japan. 1989, Vol 62, Num 4, pp 1346-1348, issn 0009-2673, 3 p.Article

The thieno[3,2-c]pyridine and furo[3,2-c]pyridine rings: new pharmacophores with potential antipsychotic activityNEW, J. S; CHRISTOPHER, W. L; YEVICH, J. P et al.Journal of medicinal chemistry (Print). 1989, Vol 32, Num 6, pp 1147-1156, issn 0022-2623, 10 p.Article

An extremely efficient synthesis of thiophene 1,1-dioxides. Oxidation of thiophene derivatives with dimethyldioxiraneMIYAHARA, Y; INAZU, T.Tetrahedron letters. 1990, Vol 31, Num 41, pp 5955-5958, issn 0040-4039, 4 p.Article

Studies related to penicillins. XXVIII: β-Elimination reactions of sulphones derived from penicillins leading to cis-3-acylamino-4-oxoazetidine-2-sulphinic acidsSRIYANI ANANADA, G. D; JANKOWSKI, K. J; SCHOFIELD, A et al.Journal of the Chemical Society. Perkin transactions. I. 1989, Num 8, pp 1453-1460, issn 0300-922X, 8 p.Article

Synthesis and thromboxane synthetase inhibitory activity of di- or tetrahydrobenzo[b]thiophenecarboxylic acid derivativesAMEMIYA, Y; TERADA, A; WACHI, K et al.Journal of medicinal chemistry (Print). 1989, Vol 32, Num 6, pp 1265-1272, issn 0022-2623, 8 p.Article

Über den Einfluss des Akzeptor-Teilchromophors bei Dimethin-merocyanin-Farbstoffen auf das Aggregationsverhalten in wässriger Lösung = On the influence of the acceptor part of the chromophor of dimethinemerocyanine dyes upon the aggregation tendency in aqueous solutionKUSSLER, M; BALLI, H.Helvetica chimica acta. 1989, Vol 72, Num 1, pp 17-28, issn 0018-019X, 12 p.Article