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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[6.3.1.0^2.7]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

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

Synthesis of thio analogues of myo-inositol-1-monophosphate, as possible inhibitors of myo-inositol-1-monophosphataseSCHNETZ, N; GUEDAT, P; SPIESS, B et al.Bulletin de la Société chimique de France. 1996, Vol 133, Num 2, pp 205-208, issn 0037-8968Article

Synthesis of 13-epi-22,23-dihydroavermectin B₁ aglyconJONES, T. K; MROZIK, H; FISHER, M. H et al.Journal of organic chemistry. 1992, Vol 57, Num 11, pp 3248-3250, issn 0022-3263Article

A versatile synthetic route to the anti-implantation agent, yuehchukene, and its analoguesKUTNEY, J. P; LOPEZ, F. J; SHYH-PYNG HUANG et al.Canadian journal of chemistry (Print). 1991, Vol 69, Num 6, pp 949-971, issn 0008-4042, 23 p.Article

Structure and total synthesis of (-)-malacitanine. An unusual protoberberine alkaloid from ceratocapnos heterocarpaSUAU, R; SILVA, V; VALPUESTA, M et al.Tetrahedron (Oxford. Print). 1990, Vol 46, Num 12, pp 4421-4428, issn 0040-4020, 8 p.Article

Synthesis of 1-deoxy-6-epicastanospermine and 1-deoxy-6,8a-diepicastanospermineAAMLID, K. H; HOUGH, L; RICHARDSON, A. C et al.Carbohydrate research. 1990, Vol 202, pp 117-129, issn 0008-6215, 13 p.Article

Synthetic applications of protected 2-aryl-4-piperidones. V, ^1,2 synthesis of guettardine and 15-epiguettardineDIEZ, A; TONA, M; RUBIRALTA, M et al.Tetrahedron (Oxford. Print). 1990, Vol 46, Num 12, pp 4393-4406, issn 0040-4020, 14 p.Article

Total synthesis of (-)- and (+)-botryodiplodin and (+)- and (-)-epibotryodiplodinREHNBERG, N; MAGNUSSON, G.Acta chemica scandinavica (1989). 1990, Vol 44, Num 4, pp 377-383, 7 p.Article

Sterols of some Clerodendrum species (Verbenaceae): occurrence of the 24α- and 24β-epimers of 24-ethylsterols lacking a #7B-Oe²⁵-bondAKIHISA, T; MATSUBARA, Y; PARTHASARATHI GHOSH et al.Steroids. 1989, Vol 53, Num 3-5, pp 625-638, issn 0039-128X, 14 p.Article

Separation of 7α- and 7β-methoxycarbonylmethyl steroids by preparative high-performance liquid chromatography: comparison with thin-layer chromatographyCHARPENTIER, B; DINGAS, A; DUVAL, D et al.Journal of chromatography. 1986, Vol 355, Num 2, pp 427-433, issn 0021-9673Article

Solvolytic reactions of epimeric 3-methanesulfonyloxy-7-benzoyloxy-5α,6α-cyclopropanocholestanesKOHOUT, L.Collection of Czechoslovak chemical communications. 1986, Vol 51, Num 10, pp 2222-2231, issn 0010-0765Article