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Results: 1-25/38
Authors:
KAPPE CO
Citation: Co. Kappe, 4-ARYLDIHYDROPYRIMIDINES VIA THE BIGINELLI CONDENSATION - AZA-ANALOGSOF NIFEDIPINE-TYPE CALCIUM-CHANNEL MODULATORS, Molecules, 3(1), 1998, pp. 1-9
Authors:
KAPPE CO
FALSONE SF
Citation: Co. Kappe et Sf. Falsone, POLYPHOSPHATE ESTER-MEDIATED SYNTHESIS OF DIHYDROPYRIMIDINES - IMPROVED CONDITIONS FOR THE BIGINELLI REACTION, Synlett, (7), 1998, pp. 718-720
Authors:
DALVI TS
KAPPE CO
WENTRUP C
KOLLENZ G
Citation: Ts. Dalvi et al., ON THE REACTION OF DIPIVALOYLKETENE DIMER WITH OXIMES AND HYDRAZINES - SYNTHESIS OF TETRAOXAADAMANTANES, Heterocycles, 48(9), 1998, pp. 1841-1850
Authors:
BIBAS H
KAPPE CO
WONG MW
WENTRUP C
Citation: H. Bibas et al., CARBOXY(VINYL)KETENE INTERMEDIATES IN THE THERMOLYSIS OF METHYLTHIO-SUBSTITUTED AND METHOXY-SUBSTITUTED MELDRUM ACID-DERIVATIVES, Perkin transactions. 2, (3), 1998, pp. 493-498
Authors:
FABIAN WMF
SEMONES MA
KAPPE CO
Citation: Wmf. Fabian et al., RING CONFORMATION AND ESTER ORIENTATION IN DIHYDROPYRIMIDINECARBOXYLATES - A COMBINED THEORETICAL (AB-INITIO, DENSITY-FUNCTIONAL) AND X-RAYCRYSTALLOGRAPHIC STUDY, Journal of molecular structure. Theochem, 432(3), 1998, pp. 219-228
Authors:
PADWA A
HENNIG R
KAPPE CO
REGER TS
Citation: A. Padwa et al., A TRIPLE CASCADE SEQUENCE AS A STRATEGY FOR THE CONSTRUCTION OF THE ERYTHRINANE SKELETON, Journal of organic chemistry, 63(4), 1998, pp. 1144-1155
Authors:
FABIAN WMF
BAKULEV VA
KAPPE CO
Citation: Wmf. Fabian et al., PERICYCLIC VERSUS PSEUDOPERICYCLIC 1,5-ELECTROCYCLIZATION OF IMINODIAZOMETHANES - AN AB-INITIO AND DENSITY-FUNCTIONAL THEORY STUDY, Journal of organic chemistry, 63(17), 1998, pp. 5801-5805
Authors:
KLEIDERNIGG OP
KAPPE CO
Citation: Op. Kleidernigg et Co. Kappe, SEPARATION OF ENANTIOMERS OF 4-ARYLDIHYDROPYRIMIDINES BY DIRECT ENANTIOSELECTIVE HPLC - A CRITICAL COMPARISON OF CHIRAL STATIONARY PHASES, Tetrahedron : asymmetry, 8(12), 1997, pp. 2057-2067
Authors:
VANDENEYNDE JJ
AUDIART N
CANONNE V
MICHEL S
VANHAVERBEKE Y
KAPPE CO
Citation: Jj. Vandeneynde et al., SYNTHESIS AND AROMATIZATION OF DIHYDROPYRIMIDINES STRUCTURALLY RELATED TO CALCIUM-CHANNEL MODULATORS OF THE NIFEDIPINE-TYPE, Heterocycles, 45(10), 1997, pp. 1967-1978
Authors:
KAPPE CO
Citation: Co. Kappe, AMMONIUM YLIDE VERSUS CARBONYL YLIDE FORMATION IN THE RHODIUM(II)-CATALYZED DECOMPOSITION OF DIAZOACETYLUREAS - GENERATION AND X-RAY STRUCTURE OF A STABLE 5-MEMBERED N-ACYL AMMONIUM YLIDE, Tetrahedron letters, 38(19), 1997, pp. 3323-3326
Authors:
KAPPE CO
FABIAN WMF
SEMONES MA
Citation: Co. Kappe et al., SYNTHESIS AND REACTIONS OF BIGINELLI COMPOUNDS .6. CONFORMATIONAL-ANALYSIS OF 4-ARYL-DIHYDROPYRIMIDINE CALCIUM-CHANNEL MODULATORS - A COMPARISON OF AB-INITIO, SEMIEMPIRICAL AND X-RAY CRYSTALLOGRAPHIC STUDIES, Tetrahedron, 53(8), 1997, pp. 2803-2816
Authors:
KAPPE CO
MURPHREE SS
PADWA A
Citation: Co. Kappe et al., SYNTHETIC APPLICATIONS OR FURAN DIELS-ALDER CHEMISTRY, Tetrahedron, 53(42), 1997, pp. 14179-14233
Authors:
PADWA A
KAPPE CO
COCHRAN JE
SNYDER JP
Citation: A. Padwa et al., STUDIES DEALING WITH THE CYCLOADDITION RING OPENING ELIMINATION SEQUENCE OF 2-AMINO-SUBSTITUTED ISOBENZOFURANS, Journal of organic chemistry, 62(9), 1997, pp. 2786-2797
Authors:
KAPPE CO
Citation: Co. Kappe, A REEXAMINATION OF THE MECHANISM OF THE BIGINELLI DIHYDROPYRIMIDINE SYNTHESIS - SUPPORT FOR AN N-ACYLIMINIUM ION INTERMEDIATE, Journal of organic chemistry, 62(21), 1997, pp. 7201-7204
Authors:
KAPPE CO
PETERS K
PETERS EM
Citation: Co. Kappe et al., DIPOLAR CYCLOADDITION REACTIONS OF DIHYDROPYRIMIDINE-FUSED MESOMERIC BETAINES - AN APPROACH TOWARD CONFORMATIONALLY RESTRICTED DIHYDROPYRIMIDINE DERIVATIVES, Journal of organic chemistry, 62(10), 1997, pp. 3109-3118
Authors:
KAPPE CO
PADWA A
Citation: Co. Kappe et A. Padwa, A FACILE AND EFFICIENT SYNTHESIS OF THIENO[2,3-C]FURANS AND FURO[3,4-B]INDOLES VIA A PUMMERER-INDUCED CYCLIZATION REACTION, Journal of organic chemistry, 61(18), 1996, pp. 6166-6174
Authors:
PADWA A
KAPPE CO
REGER TS
Citation: A. Padwa et al., TANDEM DIELS-ALDER N-ACYLIMINIUM ION CYCLIZATION REACTIONS - A NEW ENTRY INTO THE ERYTHRINANE SKELETON, Journal of organic chemistry, 61(15), 1996, pp. 4888-4889
Authors:
PADWA A
COCHRAN JE
KAPPE CO
Citation: A. Padwa et al., TANDEM PUMMERER-DIELS-ALDER REACTION SEQUENCE - A NOVEL CASCADE PROCESS FOR THE PREPARATION OF 1-ARYLNAPHTHALENE LIGNANS, Journal of organic chemistry, 61(11), 1996, pp. 3706-3714
Authors:
KAPPE CO
TERPETSCHNIG E
PENN G
KOLLENZ G
PETERS K
PETERS EM
VONSCHNERING HG
Citation: Co. Kappe et al., REACTIONS OF CYCLIC OXALYL COMPOUNDS .37. SUBSTITUENT EFFECTS ON THE SITE OF NUCLEOPHILIC-ATTACK AT 1H-PYRROLE-2,3-DIONES, Liebigs Annalen, (3), 1995, pp. 537-543
Authors:
KAPPE CO
COCHRAN JE
PADWA A
Citation: Co. Kappe et al., GENERATION AND SUBSEQUENT CYCLOADDITION CHEMISTRY OF ALPHA-AMINO ISOBENZOFURANS FORMED BY CATIONIC CYCLIZATION, Tetrahedron letters, 36(51), 1995, pp. 9285-9288
Authors:
WENTRUP C
KAPPE CO
WONG MW
Citation: C. Wentrup et al., THE USE OF 1,2-SHIFTS IN CARBENES AND NITRENES IN THE GENERATION OF NOVEL HETEROCUMULENES, Pure and applied chemistry, 67(5), 1995, pp. 749-754
Authors:
HEILMAYER W
DALVI TS
KAPPE CO
WENTRUP C
GRUBER K
STERK H
KOLLENZ G
Citation: W. Heilmayer et al., A CONVENIENT DE-NOVO SYNTHESIS OF FUNCTIONALIZED 2,4,6,8-TETRAOXAADAMANTANES, Journal of the Chemical Society, Chemical Communications, (7), 1995, pp. 797-798
Authors:
KAPPE CO
WONG MW
WENTRUP C
Citation: Co. Kappe et al., ACETYLKETENE - CONFORMATIONAL ISOMERISM AND PHOTOCHEMISTRY - MATRIX-ISOLATION INFRARED AND AB-INITIO STUDIES, Journal of organic chemistry, 60(6), 1995, pp. 1686-1695
Authors:
KAPPE CO
KOLLENZ G
WENTRUP C
Citation: Co. Kappe et al., AN IMPROVED SYNTHESIS OF 5-ALKYL-2,3-DIHYDRO-FURAN-2,3-DIONES, Heterocycles, 38(4), 1994, pp. 779-784
Authors:
KAPPE CO
FLAMMANG R
WENTRUP C
Citation: Co. Kappe et al., SYNTHESIS AND FLASH VACUUM PYROLYSIS OF ISOXAZOLO[5,4-D]PYRIMIDINES AND ISOTHIAZOLO[5,4-D]PYRIMIDINES, Heterocycles, 37(3), 1994, pp. 1615-1622