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Results: 1-25/29
Authors:
Falsone, FS
Kappe, CO
Citation: Fs. Falsone et Co. Kappe, The Biginelli dihydropyrimidone synthesis using polyphosphate ester as a mild and efficient cyclocondensation/dehydration reagent, ARKIVOC, 2, 2001, pp. 1111-1123
Authors:
Kollenz, G
Holzer, S
Kappe, CO
Dalvi, TS
Fabian, WMF
Sterk, H
Wong, MW
Wentrup, C
Citation: G. Kollenz et al., Preparation and chemistry of an unexpectedly stable alpha-oxoketene-pyridine zwitterion, 2,2-bis(tert-butylcarbonyl)-1-[4-(dimethylamino)pyridinio]ethen-1-olate, EUR J ORG C, (7), 2001, pp. 1315-1322
Authors:
Stadler, A
Kappe, CO
Citation: A. Stadler et Co. Kappe, High-speed couplings and cleavages in microwave-heated, solid-phase reactions at high temperatures, EUR J ORG C, (5), 2001, pp. 919-925
Authors:
Burgart, YV
Kuzueva, OG
Pryadeina, MV
Kappe, CO
Saloutin, VI
Citation: Yv. Burgart et al., Fluorocontaining 1,3-dicarbonyl compounds in the synthesis of pyrimidine derivatives, RUSS J ORG, 37(6), 2001, pp. 869-880
Authors:
Valverde, MG
Dallinger, D
Kappe, CO
Citation: Mg. Valverde et al., Solid-phase synthesis of dihydropyrimidones via N-acyliminium ion-based alpha-ureidoalkylations, SYNLETT, (6), 2001, pp. 741-744
Authors:
Lecnik, O
Schmid, MG
Kappe, CO
Gubitz, G
Citation: O. Lecnik et al., Chiral separation of pharmacologically active dihydropyrimidinones with carboxymethyl-beta-cyclodextrin, ELECTROPHOR, 22(15), 2001, pp. 3198-3202
Authors:
Kappe, CO
Citation: Co. Kappe, Speeding up solid-phase chemistry by microwave irradiation: A tool for high-throughput synthesis, AM LABORAT, 33(10), 2001, pp. 13
High-speed microwave-promoted Mitsunobu inversions. Application toward thederacemization of sulcatol
Authors:
Steinreiber, A
Stadler, A
Mayer, SF
Faber, K
Kappe, CO
Citation: A. Steinreiber et al., High-speed microwave-promoted Mitsunobu inversions. Application toward thederacemization of sulcatol, TETRAHEDR L, 42(36), 2001, pp. 6283-6286
Authors:
Eynde, JJV
Hecq, N
Kataeva, O
Kappe, CO
Citation: Jjv. Eynde et al., Microwave-mediated regioselective synthesis of novel pyrimido[1,2-a]pyrimidines under solvent-free conditions, TETRAHEDRON, 57(9), 2001, pp. 1785-1791
Authors:
Stadler, A
Kappe, CO
Citation: A. Stadler et Co. Kappe, The effect of microwave irradiation on carbodiimide-mediated esterifications on solid support, TETRAHEDRON, 57(18), 2001, pp. 3915-3920
Authors:
Kappe, CO
Kvaskoff, D
Moloney, DWJ
Flammang, R
Wentrup, C
Citation: Co. Kappe et al., Iminopropadienethiones, Ar-N=C=C=C=S, J ORG CHEM, 66(5), 2001, pp. 1827-1831
Authors:
Uray, G
Verdino, P
Belaj, F
Kappe, CO
Fabian, WMF
Citation: G. Uray et al., Absolute configuration in 4-alkyl- and 4-aryl-3,4-dihydro-2(1H)-pyrimidones: A combined theoretical and experimental investigation, J ORG CHEM, 66(20), 2001, pp. 6685-6694
Authors:
Kollenz, G
Heilmayer, W
Kappe, CO
Wallfisch, B
Wentrup, C
Citation: G. Kollenz et al., On the chemistry of stable alpha-oxoketenes, CROAT CHEM, 74(4), 2001, pp. 815-823
Authors:
Schnell, B
Krenn, W
Faber, K
Kappe, CO
Citation: B. Schnell et al., Synthesis and reactions of Biginelli-compounds. Part 23. Chemoenzymatic syntheses of enanttiomerically pure 4-aryl-3,4-dihydropyrimidin-2(1H)-ones, J CHEM S P1, (24), 2000, pp. 4382-4389
Authors:
Stadler, A
Kappe, CO
Citation: A. Stadler et Co. Kappe, Microwave-mediated Biginelli reactions revisited. On the nature of rate and yield enhancements, J CHEM S P2, (7), 2000, pp. 1363-1368
Authors:
Jauk, B
Pernat, T
Kappe, CO
Citation: B. Jauk et al., Design and synthesis of a conformationally rigid mimic of the dihydropyrimidine calcium channel modulator SQ 32,926, MOLECULES, 5(3), 2000, pp. 227-239
Authors:
Kappe, CO
Citation: Co. Kappe, Synthesis and reactions of Biginelli compounds, part 17 - Highly versatilesolid phase synthesis of biofunctional 4-aryl-3,4-dihydropyrimidines usingresin-bound isothiourea building blocks and multidirectional resin cleavage, BIOORG MED, 10(1), 2000, pp. 49-51
Authors:
Schnell, B
Strauss, UT
Verdino, P
Faber, K
Kappe, CO
Citation: B. Schnell et al., Synthesis of enantiomerically pure 4-aryl-3,4-dihydro-pyrimidin-2(1H)-onesvia enzymatic resolution: preparation of the antihypertensive agent (R)-SQ32926, TETRAHEDR-A, 11(7), 2000, pp. 1449-1453
Authors:
Saloutin, VI
Burgart, YV
Kappe, CO
Chupakhin, ON
Citation: Vi. Saloutin et al., Perfluorinated acyl(aroyl)pyruvates as building blocks for the synthesis of heterocycles, HETEROCYCLE, 52(3), 2000, pp. 1411
Authors:
Kappe, CO
Citation: Co. Kappe, Biologically active dihydropyrimidones of the Biginelli-type - a literature survey, EUR J MED C, 35(12), 2000, pp. 1043-1052
Authors:
Kappe, CO
Shishkin, OV
Uray, G
Verdino, P
Citation: Co. Kappe et al., Synthesis and reactions of Biginelli compounds, part 19 - X-ray structure,conformational analysis, enantioseparation, and determination of absolute configuration of the mitotic kinesin Eg5 inhibitor monastrol, TETRAHEDRON, 56(13), 2000, pp. 1859-1862
Authors:
Fabian, WMF
Kappe, CO
Bakulev, VA
Citation: Wmf. Fabian et al., Ab initio and density functional calculations on the pericyclic vs pseudopericyclic mode of conjugated nitrile ylide 1,5-electrocyclizations, J ORG CHEM, 65(1), 2000, pp. 47-53
Authors:
Saloutin, VI
Burgart, YV
Kuzueva, OG
Kappe, CO
Chupakhin, ON
Citation: Vi. Saloutin et al., Biginelli condensations of fluorinated 3-oxo esters and 1,3-diketones [1], J FLUORINE, 103(1), 2000, pp. 17-23
Authors:
Padwa, A
Snyder, JP
Curtis, EA
Sheehan, SM
Worsencroft, KJ
Kappe, CO
Citation: A. Padwa et al., Rhodium(II)-catalyzed equilibration of push-pull carbonyl and ammonium ylides. A computationally based understanding of the reaction pathway, J AM CHEM S, 122(34), 2000, pp. 8155-8167
Authors:
Kappe, CO
Citation: Co. Kappe, Recent advances in the Biginelli dihydropyrimidine synthesis. New tricks from an old dog, ACC CHEM RE, 33(12), 2000, pp. 879-888