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Results: 1-25/31
Authors:
KUTNER A
CHODYNSKI M
MASNYK M
WICHA J
Citation: A. Kutner et al., TECHNICAL-SCALE HOMOLOGATION OF A CHOLANIC ACID-DERIVATIVE THROUGH THE BARTON ESTER - A PRACTICAL APPROACH TO 25-HYDROXY VITAMIN-D-3 AND CONGENERS, Organic process research & development, 2(5), 1998, pp. 290-293
Authors:
STEPANENKO W
WICHA J
Citation: W. Stepanenko et J. Wicha, ENANTIOSELECTIVE SYNTHESIS OF 24,25-DIHYDROXY VITAMIN-D-3 NORTHERN PORTION FROM (S)-3-HYDROXY-2,2-DIMETHYLCYCLOHEXANE-1-ONE - REMOTE ASYMMETRIC INDUCTION IN AN ACID-CATALYZED CONJUGATE ADDITION, Tetrahedron letters, 39(8), 1998, pp. 885-888
Authors:
JANKOWSKI P
MARCZAK S
WICHA J
Citation: P. Jankowski et al., METHODS FOR THE CONSTRUCTION OF TRANS-HYDRINDANE RINGS AND THEIR ORIGINS IN STEROID CHEMISTRY - VITAMIN-D TOTAL SYNTHESIS, Tetrahedron, 54(40), 1998, pp. 12071-12150
Authors:
ACHMATOWICZ B
JANKOWSKI P
WICHA J
ZARECKI A
Citation: B. Achmatowicz et al., MIGRATION OF ARYL GROUPS FROM SILICON TO CARBON IN ALPHA,BETA-EPOXYSILANES - A NEW MODEL FOR HYPERVALENT SILICON STUDY, Journal of organometallic chemistry, 558(1-2), 1998, pp. 227-230
Authors:
MARCZAK S
MICHALAK K
URBANCZYKLIPKOWSKA Z
WICHA J
Citation: S. Marczak et al., TOTAL SYNTHESIS OF 25-HYDROXY VITAMIN-D-3 NORTHERN PORTION, INVOLVINGTANDEM CONJUGATE ADDITIONS, Journal of organic chemistry, 63(7), 1998, pp. 2218-2223
Authors:
KUREKTYRLIK A
MINKSZTYM K
WICHA J
Citation: A. Kurektyrlik et al., TOWARDS SYNTHESIS OF CALYSTEROLS, MARINE STEROLS WITH CYCLOPROPENE MOIETY IN THE SIDE-CHAIN - SYNTHESIS OF 26,27-DINOR-23H-ISOCALYSTEROL, Collection of Czechoslovak Chemical Communications, 63(10), 1998, pp. 1575-1588
Authors:
KUREKTYRLIK A
MAKAEV FZ
WICHA J
CALVERLEY MJ
Citation: A. Kurektyrlik et al., SYNTHESIS OF 21-(3-METHYLBUTYL)CHOLEST-5-ENE-3-BETA,3',25-TRIOL AND 1-(2-METHYLPROXY)CHOLEST-5-ENE-2',3-BETA,25-TRIOL, THE FIRST DOUBLE SIDE-CHAIN CHOLESTEROL ANALOGS, Liebigs Annalen, (9), 1997, pp. 1997-2001
Authors:
GRZYWACZ P
MARCZAK S
WICHA J
Citation: P. Grzywacz et al., SYNTHESIS OF A VITAMIN-D-3 HYDRINDAN RING-SIDE-CHAIN BUILDING-BLOCK, INVOLVING TANDEM CONJUGATE ADDITION AND ALKYLATION REACTIONS, Journal of organic chemistry, 62(16), 1997, pp. 5293-5298
Authors:
RAUBO P
WICHA J
Citation: P. Raubo et J. Wicha, AN ITERATIVE SYNTHESIS OF OPTICALLY-ACTIVE 1,2-DIOLS USING ALPHA,BETA-EPOXYSILANES AS KEY INTERMEDIATES, Tetrahedron : asymmetry, 7(3), 1996, pp. 763-770
Authors:
MICHALAK K
STEPANENKO W
WICHA J
Citation: K. Michalak et al., NEW DIASTEREOSELECTIVE APPROACH TO TRANS-HYDRINDANE DERIVATIVES, SYNTHESIS OF A 8-PHENYLSULFONYL-A,B-DESCHOLESTANE DERIVATIVE, A PRECURSOR TO 25-HYDROXYVITAMIN D-3, Tetrahedron letters, 37(42), 1996, pp. 7657-7658
Authors:
ACHMATOWICZ B
JANKOWSKI P
WICHA J
Citation: B. Achmatowicz et al., ENANTIOSELECTIVE SYNTHESES OF A 1-ALPHA-HYDROXYVITAMIN-D RING-A PRECURSOR FROM 3-(TRIPHENYLSILYL)GLYCIDOL AND FROM MALIC-ACID, Tetrahedron letters, 37(31), 1996, pp. 5589-5592
Authors:
ZARECKI A
WICHA J
Citation: A. Zarecki et J. Wicha, MAGNESIUM IN METHANOL SELECTIVE REDUCTION OF A CONJUGATE DOUBLE-BOND IN AN ALPHA,BETA-UNSATURATED ESTER RELATED TO PREGNADIENE, Synthesis, (4), 1996, pp. 455
Authors:
RAUBO P
WICHA J
Citation: P. Raubo et J. Wicha, OPTICALLY-ACTIVE ACYLSILANES - SYNTHESIS OF SELECTED 2,3-O-ISOPROPYLIDENE-1-(TRIALY ARYLSILYL)GLYCERALDEHYDE DERIVATIVES/, Tetrahedron : asymmetry, 6(2), 1995, pp. 577-586
Authors:
JANKOWSKI P
MASNYK M
WICHA J
Citation: P. Jankowski et al., A FACILE METHOD FOR PREPARATION OF FUNCTIONALIZED CYCLOPROPENE DERIVATIVES - SYNTHESIS OF CYCLOPROPENE-RELATED ALLYLIC AND HOMOALLYLILIC ALCOHOLS, Synlett, (8), 1995, pp. 866-868
Authors:
ACHMATOWICZ R
RAUBO P
WICHA J
Citation: R. Achmatowicz et al., SYNTHESIS OF THE GLYCIDOL (1R,2R)-1-IODO-2-(TRIPHENYLSILYLOXY)CYCLO-PROPANE - NEW REARRANGEMENTS OF 2,3-EPOXY-3-(TRIALKYL ARYLSILYL)-PROPAN-1-OLS, Journal of the Chemical Society. Perkin transactions. I, (17), 1995, pp. 2193-2195
Authors:
RAUBO P
WICHA J
Citation: P. Raubo et J. Wicha, SILICA GEL-CATALYZED ADDITION OF THIOPHENOL TO ALPHA-BETA-EPOXYSILANES AND EPOXIDES - SYNTHESIS OF ALPHA-HYDROXYALDEHYDE DERIVATES FROM ALPHA-BETA-EPOXYSILANES, Polish Journal of Chemistry, 69(1), 1995, pp. 78-84
Authors:
MARCZAK S
MICHALAK K
WICHA J
Citation: S. Marczak et al., SHORT TOTAL SYNTHESIS OF THE CD RINGS-SIDE CHAIN FRAGMENT OF 25-HYDROXYVITAMIN-D-3 AND DE-AB-CHOLESTANE DERIVATIVES, INVOLVING 2 TANDEM MUKAIYAMA-MICHAEL CONJUGATE ADDITIONS, Tetrahedron letters, 36(30), 1995, pp. 5425-5428
Authors:
KUREKTYRLIK A
MINKSZTYM K
WICHA J
Citation: A. Kurektyrlik et al., SYNTHESIS OF (23R)-23H-ISOCALYSTEROLS AND (23S)-23H-ISOCALYSTEROLS - THE FIRST SYNTHESIS OF A REPRESENTATIVE OF MARINE STEROLS WITH A CYCLOPROPENE MOIETY IN THE SIDE-CHAIN, Journal of the American Chemical Society, 117(6), 1995, pp. 1849-1850
Authors:
JANKOWSKI P
RAUBO P
WICHA J
Citation: P. Jankowski et al., TANDEM TRANSFORMATIONS INITIATED BY THE MIGRATION OF A SILYL GROUP - SOME NEW SYNTHETIC APPLICATIONS OF SILYLOXIRANES, Synlett, (12), 1994, pp. 985-992
Authors:
KRAJEWSKI JW
GLUZINSKI P
ACHMATOWICZ B
WICHA J
MISHNEV A
KEMME A
Citation: Jw. Krajewski et al., MOLECULAR-STRUCTURE OF LOXYETHANE)-1-(TRIMETHYLSILYL)METHYL-CYCLOPROPANE, A KEY INTERMEDIATE IN SYNTHESIS OF HYPOGLYCINE, Polish Journal of Chemistry, 68(3), 1994, pp. 529-534
Authors:
MARCZAK S
MICHALAK K
WICHA J
Citation: S. Marczak et al., A FACILE SYNTHESIS OF 2-METHYLCYCLOPENT-2-EN-1-ONE FROM METHYL 2-OXOCYCLOPENTACARBOXYLATE, Polish Journal of Chemistry, 68(2), 1994, pp. 321-322
Authors:
CHMIELEWSKI M
JONCZYK A
WICHA J
Citation: M. Chmielewski et al., MAKOSZA,MIECZYSLAW, Polish Journal of Chemistry, 68(11), 1994, pp. 2126-2128
Authors:
JANKOWSKI P
WICHA J
Citation: P. Jankowski et J. Wicha, SYNTHESIS OF 1-(TRIPHENYLSILYL)CYCLOPROPENE DERIVATIVES, INVOLVING REGIOSELECTIVE BETA-ADDITION OF SULFONYL ANIONS TO AN ALPHA,BETA-EPOXYSILANE, Polish Journal of Chemistry, 68(11), 1994, pp. 2217-2228
Authors:
RAUBO P
WICHA J
Citation: P. Raubo et J. Wicha, OXIDATION OF AN ALPHA,BETA-(EPOXYALKYL)TRIMETHYLSILANE WITH PYRIDINE OXIDES IN THE PRESENCE OF SILYLATING AGENTS - A FACILE ENANTIOSELECTIVE SYNTHESIS OF GLYCERALDEHYDE DERIVATIVES, Tetrahedron letters, 35(20), 1994, pp. 3387-3390
Authors:
BRANAN BM
WANG XD
JANKOWSKI P
WICHA J
PAQUETTE LA
Citation: Bm. Branan et al., OXIDATION OF 1-(TRIPHENYLSILYL)CYCLOPROPENES WITH DIMETHYLDIOXIRANE, Journal of organic chemistry, 59(22), 1994, pp. 6874-6876