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Results 1 to 25 of 1685

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Reaction of adenine with an α-chlorooxetane: an approach to the synthesis of oxetane nucleosidesFLEET, G. W. J; SON, J. C; VOGT, K et al.Tetrahedron letters. 1988, Vol 29, Num 12, pp 1451-1452, issn 0040-4039Article

A convenient synthesis of (24S)-1α-hydroxyvitamin D2PERLMAN, K. L; SCHNOES, H. K; DELUCA, H. F et al.Journal of the Chemical Society. Chemical communications. 1989, Num 16, pp 1113-1115, issn 0022-4936, 3 p.Article

High-performance liquid chromatography of epimeric N-protected peptide acids and esters for assessing racemizationBENOITON, N. L; LEE, Y; LIBEREK, B et al.International journal of peptide & protein research. 1988, Vol 31, Num 6, pp 581-586, issn 0367-8377Article

Separation of epimeric pairs of C-24 alkylsterols by reversed-phase high performance liquid chromatography of the free sterols at subambient temperatureCHITWOOD, D. J; PATTERSON, G. W.Journal of liquid chromatography. 1991, Vol 14, Num 1, pp 151-163, issn 0148-3919, 13 p.Article

Effective separation of C-24 epimeric brassinosteroids by liquid chromatographyKEIJI GAMOH; TAKATSUTO, S; IKEKAWA, N et al.Analytica chimica acta. 1992, Vol 256, Num 2, pp 319-322, issn 0003-2670Article

Nitrone cycloaddition : an approach to the cyclophage alkaloid (±)-lythranidineCARRUTHERS, W; COGGINS, P; WESTON, J. B et al.Journal of the Chemical Society. Perkin transactions. I. 1991, Num 3, pp 611-616, issn 0300-922X, 6 p.Article

Synthesis of 1-hydroxy-7-azatricyclo[]dodecan-9-ones: potential intermediates for the total synthesis of securininesCOTE, R; BOUCHARD, P; COUTURE, Y et al.Heterocycles (Sendai). 1989, Vol 28, Num 2, pp 987-998, issn 0385-5414, 12 p.Article

Spectinomycin modification. IV: The synthesis of 3'-aminomethyldihydrospectinomycins via spectinomycin 3'-cyanohydrinsTHOMAS, R. C; FRITZEN, E. L.Journal of antibiotics (Tokyo. 1968). 1988, Vol 41, Num 10, pp 1439-1444, issn 0021-8820Article

Investigation of perchlorate, phosphate and ion-pairing eluent modifiers for the separation of cephalosporin epimersKENNEDY, J. H; OLSEN, B. A.Journal of chromatography. 1987, Vol 389, Num 2, pp 369-377, issn 0021-9673Article

Crystal and molecular structure of 5-azido-3-O-benzoyl-6-O-tert-butyldiphenylsilyl-5-deoxy-1,2-O-isopropylidene-β-L-talofuranoseLEE, C.-K; HUIXIN JIANG; LIP LIN KOH et al.Carbohydrate research. 1992, Vol 223, pp 271-278, issn 0008-6215Article

Synthesis of ambracetal and epi-8-ambracetalMARTRES, P; PERFETTI, P; ZAHRA, J.-P et al.Tetrahedron letters. 1991, Vol 32, Num 6, pp 765-766, issn 0040-4039, 2 p.Article

Oxydations de l'épi-19 heyneanine = Oxydation of 19-epi heyneanineJARRAYA, R; DAMAK, M.Journal de la Société chimique de Tunisie. 1990, Vol 2, Num 12, pp 11-25, issn 0253-1208Article

Epimers of budesonide and related corticosteroids. III: Synthesis and structure elucidation by carbon-13 and proton nuclear magnetic resonance spectroscopyTHALEN, A.Acta pharmaceutica suecica. 1987, Vol 24, Num 3, pp 97-114, issn 0001-6675Article

Racemization of an asparagine residue during peptide deamidationBEI LI; BORCHARDT, Ronald T; TOPP, Elizabeth M et al.Journal of the American Chemical Society. 2003, Vol 125, Num 38, pp 11486-11487, issn 0002-7863, 2 p.Article

The S-oxidative degradation of a novel corticosteroid tipredane (INN). I: Preliminary investigations into the hydrogen peroxide S-oxidation of tipredaneEUERBY, M. R; HARE, J; NICHOLS, S. C et al.Journal of pharmaceutical and biomedical analysis. 1992, Vol 10, Num 4, pp 269-277, issn 0731-7085Article

Efficient Total Synthesis of (+)-Dihydropinidine, (―)-Epidihydropinidine, and (―)-PinidinoneKAVALA, Miroslav; MATHIA, František; KOZISEK, Jozef et al.Journal of natural products (Print). 2011, Vol 74, Num 4, pp 803-808, issn 0163-3864, 6 p.Article

Ryanoids and related compounds. A total synthesis of 3-epiryanodineRUEST, L; DESLONGCHAMPS, P.Canadian journal of chemistry (Print). 1993, Vol 71, Num 5, pp 634-638, issn 0008-4042Article

Synthesis of 7α-thiohydroxycholesterol involving the resolution of epimeric thiocholesterols by high-performance liquid chromatographyWILLIAMS, J. A; DAVIES, D. S; MURRAY, S et al.Journal of chromatography. 1989, Vol 483, pp 454-458, issn 0021-9673Article

Plasma levels of the prodrug, arbaprostil, [(15R)-15-methylprostaglandin E2], and its active, antiulcer (15S) epimer in humans after single dose oral administrationCOX, J. W; BOTHWELL, W. M; PULLEN, R. H et al.Journal of pharmaceutical sciences. 1986, Vol 75, Num 11, pp 1107-1112, issn 0022-3549Article

Epicubenol synthase. origin of the oxygen atom of a bacterial sesquiterpene alcoholCANE, D. E; NING KE.Bioorganic & medicinal chemistry letters (Print). 2000, Vol 10, Num 2, pp 105-107, issn 0960-894XArticle

Functionality transfer from C6 to C8 in sesquiterpenes. Synthesis of 8-epi-ivangustin and 8-epi-isoivangustin from santoninBLAY, G; CARDONA, M. L; GARCIA, B et al.Journal of organic chemistry. 1991, Vol 56, Num 21, pp 6172-6175, issn 0022-3263Article

Template-directed synthesis of (±)-allosamizoline and its 3,4-epimersTROST, B. M; VAN VRANKEN, D. L.Journal of the American Chemical Society. 1990, Vol 112, Num 3, pp 1261-1263, issn 0002-7863Article

Structural variations of N-acetylneuraminic acid. XVIII, Synthesis of the side chain stereo and deoxy analogs of 5-acetamido-2,6-anhydro-3,5-dideoxy-D-erythro-L-manno-nononic acidBANDGAR, B. P; HARTMANN, M; SCHMID, W et al.Liebigs Annalen der Chemie. 1990, Num 12, pp 1185-1195, issn 0170-2041Article

Stereoselective synthesis of (±)-methyl homononactate and (±)-methyl 8-EPI-homononactateLYGO, B.Tetrahedron (Oxford. Print). 1988, Vol 44, Num 22, pp 6889-6896, issn 0040-4020Article

Synthesis and Characterization of an Epimer of Tacrolimus, an Immunosuppressive DrugSKYTTE, Dorthe M; FRYDENVANG, Karla; HANSEN, Liselotte et al.Journal of natural products (Print). 2010, Vol 73, Num 4, pp 776-779, issn 0163-3864, 4 p.Article

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