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Results 1 to 25 of 15913

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Cyclizations of 1-methyl-1-(3-pyridazinyl)hydrazonesSZILAGYI, G; SOHAR, P; LANGO, J et al.Tetrahedron (Oxford. Print). 1989, Vol 45, Num 6, pp 1793-1800, issn 0040-4020, 8 p.Article

Substituent effects on the photoisomerization of anthracenes to their 9,10-Dewar isomersMEADOR, M. A; HART, H.Journal of organic chemistry. 1989, Vol 54, Num 10, pp 2336-2341, issn 0022-3263, 6 p.Article

Basicity of substituted 2-phenyl-1,1,3,3-tetramethylguanidines and other bases in acetonitrile solventLEFFEK, K. T; PRUSZYNSKI, P; THANAPAALASINGHAM, K et al.Canadian journal of chemistry (Print). 1989, Vol 67, Num 4, pp 590-595, issn 0008-4042, 6 p.Article

Substituent effect on the enantiomer-differentiating reaction of lithiomethyl p-tolyl sulfoxide with meta- or para-substituted (R)-(-)-menthyl benzoatesKUNIEDA, N; NAKANISHI, T; KINOSHITA, M et al.Bulletin of the Chemical Society of Japan. 1989, Vol 62, Num 7, pp 2229-2234, issn 0009-2673, 6 p.Article

Anchimeric assistance by γ-aryl groups in solvolysis of organosilicon iodides. Some remarkably large remote substituent effectsEABORN, C; JONES, K. L; LICKISS, P. D et al.Journal of the Chemical Society. Chemical communications. 1989, Num 9, pp 595-596, issn 0022-4936, 2 p.Article

Carbon-13 substituent-induced chemical shifts in benzene derivatives : substituted anilinesBUDESINSKY, M; JOHNELS, D; EDLUND, U et al.Collection of Czechoslovak chemical communications. 1991, Vol 56, Num 2, pp 368-385, issn 0010-0765Article

Free-energy relationships in strongly conjugated substituents: the polymethine approachDÄHNE, S; HOFFMANN, K.Progress in physical organic chemistry. 1990, Vol 18, pp 1-64, issn 0079-6662, 64 p.Conference Paper

Effect of a remote ligand subtituent on premature β-H elimination in a cobaloxime-mediated radical alkyl-alkenyl cross couplingBRANCHAUD, B. P; YOUNGSHIN LEE CHOI.Tetrahedron letters. 1988, Vol 29, Num 47, pp 6037-6038, issn 0040-4039Article

Règles de la thermodynamique de l'échange isotopique. Influence des fragments de molécule éloignés du centre de substitution, sur l'effet isotopiqueKNYAZEV, D. A; MYASOEDOV, N. F; BOCHKAREV, A. V et al.Žurnal fizičeskoj himii. 1986, Vol 60, Num 12, pp 2943-2947, issn 0044-4537Article

Unusual effect of methylation of a benzene ring on the strength of phenyl-phenyl interactionITO, M. M; KATO, J; TAKAMURA, I et al.Chemistry Letters. 1987, Num 2, pp 241-244, issn 0366-7022Article

Delineation of a fundamental α-ketoheterocycle substituent effect for use in the design of enzyme inhibitorsROMERO, F. Anthony; HWANG, Inkyu; BOGER, Dale L et al.Journal of the American Chemical Society. 2006, Vol 128, Num 43, pp 14004-14005, issn 0002-7863, 2 p.Article

Reactivities of stable rotamers. XXV: Deprotonation at the 9-position of 9-(2-substituted 1-naphthyl)fluorene rotamers with butyllithiumMORIYAMA, K; NAKAMURA, M; NAKAMURA, N et al.Bulletin of the Chemical Society of Japan. 1989, Vol 62, Num 2, pp 485-489, issn 0009-2673, 5 p.Article

Hydrophobicity measurements by HPLC: a new approach to π constantsGAGO, F; ALVAREZ-BUILLA, J; ELGUERO, J et al.Journal of liquid chromatography. 1987, Vol 10, Num 6, pp 1031-1047, issn 0148-3919Article

Synthesis of active Ni(II) α-diimine catalysts for ethylene polymerization : Study on substituent and cocatalyst effectsBIJAL, K. B; GI WAN SON; HA, Chang-Sik et al.Studies in surface science and catalysis. 2006, pp 853-856, issn 0167-2991, isbn 0-444-51733-2, 4 p.Conference Paper

Alkaline hydrolysis of nonphenolic β-0-4 model diastereomers : Substituent effect on the leaving phenoxideCRISS, D. L; COLLIER, W. E; FISHER, T. H et al.Holzforschung. 1998, Vol 52, Num 2, pp 171-174, issn 0018-3830Article

Non-protected fluid room temperature phosphorescence of several naphthalene derivativesLONGDI LI; YU ZHAO; YINGGUANG WU et al.Talanta (Oxford). 1998, Vol 46, Num 5, pp 1147-1154, issn 0039-9140Article

CD spectra and cyclization of linear pentapeptides as gramicidin S precursors with a benzyloxycarbonyl group on the side chain of orn residueTAMAKI, M; AKABORI, S; MURAMATSU, I et al.Bulletin of the Chemical Society of Japan. 1993, Vol 66, Num 10, pp 3113-3115, issn 0009-2673Article

Calculation of transition moments on isolated adenine and guanine and their methyl-substituted derivativesVOLOSOV, A; WOODY, R. W.Journal of physical chemistry (1952). 1992, Vol 96, Num 12, pp 4845-4851, issn 0022-3654Article

Substituent effect parameters and models applied in organic chemistrySHORTER, J.Studies in organic chemistry. 1991, Vol 42, pp 77-147, issn 0165-3253, 71 p.Article

Correlation of thermochemical data for ureas with the degree of N-substitutionDAVIES, R. H; FINCH, A; HILL, J. O et al.Thermochimica acta. 1991, Vol 188, Num 2, pp 321-325, issn 0040-6031Article

The effect of aromatic substitution on neuroleptic activity in 1-piperazino-3-phenylindans. A comparison based on a new D-2 receptor model with corresponding 10-pierpazino-10,11-dihydrodibenzo-[b,f]thiepinsBØGESØ, K. P; SOMMER, M. B.Collection of Czechoslovak chemical communications. 1991, Vol 56, Num 11A, pp 2456-2467, issn 0010-0765Article

Thermodynamic and kinetic acidities of N-(substituted benzyl) 4-phenylacetylpyridinium cations in aqueous solutionBUNTING, J. W; AUBIN, P. P.Canadian journal of chemistry (Print). 1991, Vol 69, Num 6, pp 945-948, issn 0008-4042Article

Epimeric 17-hydroxy derivatives of 14β-androst-5-en-3β-yl acetateCERNY, I; POUZAR, V; BUDESINSKY, M et al.Collection of Czechoslovak chemical communications. 1990, Vol 55, Num 10, pp 2510-2520, issn 0010-0765Conference Paper

A new synthesis of pyrazolo[1,5-d][1,2,4]triazines from pyrazolecarboxylic acid hydrazides and carbonyl compounds. ITIHANYI, E; GAL, M; FEHER, O et al.Journal of heterocyclic chemistry. 1989, Vol 26, Num 4, pp 1045-1051, issn 0022-152XArticle

Substituent effects on degradation rates and pathways of cytosine nucleosiodesNGUYEN, N.-A. T; NOTARI, R. E.Journal of pharmaceutical sciences. 1989, Vol 78, Num 10, pp 802-806, issn 0022-3549Article

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