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Results: 1-25/30
Authors:
HOLZAPFEL CW
DWYER C
Citation: Cw. Holzapfel et C. Dwyer, STILLE AND SUZUKI CROSS-COUPLING REACTIONS OF O-NITROPHENYL TRIFLATES- A VERSATILE ROUTE TO A VARIETY OF HETEROCYCLES, Heterocycles, 48(8), 1998, pp. 1513-1518
Authors:
HOLZAPFEL CW
CROUS R
Citation: Cw. Holzapfel et R. Crous, SYNTHESIS AND REACTIONS OF CHIRAL CYCLIC NITRONES DERIVED FROM D-RIBOSE, Heterocycles, 48(7), 1998, pp. 1337-1342
Authors:
HOLZAPFEL CW
DWYER C
Citation: Cw. Holzapfel et C. Dwyer, O-NITROPHENYLTRIFLATES IN QUINOLINE SYNTHESIS - EASY ACCESS TO A STREPTONIGRIN SYNTHON, Heterocycles, 48(2), 1998, pp. 215-219
Authors:
HOLZAPFEL CW
MARAIS L
Citation: Cw. Holzapfel et L. Marais, PALLADIUM-CATALYZED CYCLIZATION AND CYCLIZATION-CARBONYLATION OF UNSATURATED C-GLYCOSIDE DERIVATIVES - THE IMPORTANCE OF RELATIVE STEREOCHEMISTRY, Journal of chemical research. Synopses, (2), 1998, pp. 60
Authors:
CROUS R
HOLZAPFEL CW
KRUGER GJ
Citation: R. Crous et al., -BUTOXYCARBONYLAMINO)-4-PYRIDYL]-TRIMETHYLTIN(IV), A TETRAORGANOTIN COMPOUND CONTAINING AN UNEXPECTED INTRAMOLECULAR SN-CENTER-DOT-CENTER-DOT-CENTER-DOT-O INTERACTION, Acta crystallographica. Section C, Crystal structure communications, 54, 1998, pp. 760-762
Authors:
VANHEERDEN FR
HUYSER JJ
WILLIAMS DBG
HOLZAPFEL CW
Citation: Fr. Vanheerden et al., PALLADIUM-CATALYZED SUBSTITUTION-REACTIONS OF GEMINAL ALLYLIC DIACETATES, Tetrahedron letters, 39(29), 1998, pp. 5281-5284
Authors:
HOLZAPFEL CW
MARAIS L
Citation: Cw. Holzapfel et L. Marais, PALLADIUM-CATALYZED CYCLIZATION AND FUNCTIONALIZATION OF 1,1-DIACETOXY-2,7-DIENE AND 1,1-DIACETOXY-2-EN-7-YNE DERIVATIVES, Tetrahedron letters, 39(15), 1998, pp. 2179-2182
Authors:
DWYER CL
HOLZAPFEL CW
Citation: Cl. Dwyer et Cw. Holzapfel, THE NITRATION OF ELECTRON-RICH AROMATICS, Tetrahedron, 54(27), 1998, pp. 7843-7848
Authors:
MARAIS W
HOLZAPFEL CW
Citation: W. Marais et Cw. Holzapfel, ON A FACILE SYNTHESIS OF MELATONIN AND OTHER RELATED INDOLES, Synthetic communications, 28(19), 1998, pp. 3681-3691
Authors:
VANHEERDEN FR
DIXON JT
HOLZAPFEL CW
Citation: Fr. Vanheerden et al., A FACILE ROUTE TO STEROIDAL 6-DEOXY-ALPHA-L-ALLOPYRANOSIDES, Synthetic communications, 28(18), 1998, pp. 3345-3357
Authors:
HOLZAPFEL CW
PORTWIG M
Citation: Cw. Holzapfel et M. Portwig, PALLADIUM-CATALYZED CROSS-COUPLING OF PHENYLSULPHONYLGLUCALS WITH ARYL HALIDES, Heterocycles, 45(8), 1997, pp. 1433-1439
Authors:
BOEYENS JCA
TRAVLOS SD
ENGELBRECHT GJ
HOLZAPFEL CW
KRUGER GJ
Citation: Jca. Boeyens et al., CRYSTAL-STRUCTURES OF 2 NEW ANOMERIC 2,3-UNSATURATED C-GLYCOPYRANOSIDES, South African Journal of Chemistry, 50(1), 1997, pp. 48-51
Authors:
HOLZAPFEL CW
MARAIS L
Citation: Cw. Holzapfel et L. Marais, PALLADIUM-CATALYZED CASCADE REACTIONS OF UNSATURATED CARBOHYDRATE-DERIVATIVES - SYNTHESIS OF ENANTIOPURE TRICYCLIC COMPOUNDS, Tetrahedron letters, 38(49), 1997, pp. 8585-8586
Authors:
GROVE JJC
HOLZAPFEL CW
Citation: Jjc. Grove et Cw. Holzapfel, SAMARIUM-(II) IODIDE MEDIATED TRANSFORMATIONS OF CARBOHYDRATE-DERIVEDIODO OXIME ETHERS INTO STEREODEFINED ALKOXY AMINOCYCLOPENTANES, Tetrahedron letters, 38(42), 1997, pp. 7429-7432
Authors:
HOLZAPFEL CW
ENGELBRECHT GJ
MARAIS L
TOERIEN F
Citation: Cw. Holzapfel et al., STEREOCONTROLLED PALLADIUM(0) CATALYZED CYCLIZATION AND CYCLISATION CARBONYLATION OF PSEUDOGLYCAL DERIVATIVES/, Tetrahedron, 53(11), 1997, pp. 3957-3974
Authors:
HOLZAPFEL CW
WESSELS PL
VANWYK BE
MARAIS W
PORTWIG M
Citation: Cw. Holzapfel et al., CHROMONE AND ALOIN DERIVATIVES FROM ALOE-BROOMII, ALOE-AFRICANA AND ALOE-SPECIOSA, Phytochemistry, 45(1), 1997, pp. 97-102
Authors:
GROVE JJC
HOLZAPFEL CW
WILLIAMS DBG
Citation: Jjc. Grove et al., STEREOSELECTIVE SMI2-MEDIATED CONVERSION OF CARBOHYDRATES INTO CYCLOPENTANOLS, Tetrahedron letters, 37(8), 1996, pp. 1305-1308
Authors:
GROVE JJC
HOLZAPFEL CW
WILLIAMS BG
Citation: Jjc. Grove et al., ONE-POT SMI2-PROMOTED TRANSFORMATION OF CARBOHYDRATE-DERIVATIVES INTOCYCLOPENTANOLS, Tetrahedron letters, 37(32), 1996, pp. 5817-5820
Authors:
HOLZAPFEL CW
VANDERMERWE TL
Citation: Cw. Holzapfel et Tl. Vandermerwe, PALLADIUM-CATALYZED [3-CYCLOADDITION REACTIONS EMPLOYING SULFONYL-ACTIVATED UNSATURATED CARBOHYDRATE-DERIVATIVES(2]), Tetrahedron letters, 37(13), 1996, pp. 2303-2306
Authors:
HOLZAPFEL CW
VANDERMERWE TL
Citation: Cw. Holzapfel et Tl. Vandermerwe, NITRO-ACTIVATED DOUBLE-BONDS IN PD(0)-CATALYZED [3-CYCLOADDITION REACTIONS(2]), Tetrahedron letters, 37(13), 1996, pp. 2307-2310
Authors:
WESSELS PL
HOLZAPFEL CW
VANWYK BE
MARAIS W
Citation: Pl. Wessels et al., PLICATALOSIDE, AN O,O-DIGLYCOSYLATED NAPHTHALENE DERIVATIVE FROM ALOE-PLICATILIS, Phytochemistry, 41(6), 1996, pp. 1547-1551
Authors:
HOLZAPFEL CW
VANWYK BE
DECASTRO A
MARAIS W
HERBST M
Citation: Cw. Holzapfel et al., A CHEMOTAXONOMIC SURVEY OF KAURENE DERIVATIVES IN THE GENUS ALEPIDEA (APIACEAE), Biochemical systematics and ecology, 23(7-8), 1995, pp. 799-803
Authors:
HOLZAPFEL CW
WILLIAMS DBG
Citation: Cw. Holzapfel et Dbg. Williams, A FACILE ROUTE TO 3A,8A-DIHYDROFURO[2,3-B] BENZOFURANS, Tetrahedron, 51(31), 1995, pp. 8555-8564
Authors:
BOOYSEN JF
HOLZAPFEL CW
Citation: Jf. Booysen et Cw. Holzapfel, A NEW FACILE SYNTHESIS OF A THROMBOXANE B-2 PRECURSOR, Synthetic communications, 25(10), 1995, pp. 1461-1472
Authors:
BOOYSEN JF
HOLZAPFEL CW
Citation: Jf. Booysen et Cw. Holzapfel, THE CONVERSION OF GLUCOSE INTO AN EARLY ZINCOPHORIN SYNTHON, Synthetic communications, 25(10), 1995, pp. 1473-1488