Organic Chemistry Portal

Abstracts

Search:



Intramolecular 1,3-Dipolar Cycloaddition Reactions.

A. Padwa, Angew. Chem., Int. Ed. Engl., 1976, 15, 123.

Key Words:
C-C BOND FORMATION/PERICYCLIC REACTIONS/CYCLOADDITIONS/[3+2]/INTRAMOLECULAR



Photochemistry of the Carbon-Nitrogen Double Bond.

A. Padwa, Chem. Rev., 1977, 77, 37.

Key Words:
FUNCTIONAL GROUPS/TRANSFORMATIONS/PHOTOCHEMICAL REACTIONS/PHOTOCHEMISTRY/N=C



A. Padwa, in Rearrangements in Ground and Excited States., Vol. 3 (Ed.: P. D. Mayo), AP, New York, 1980, p. 501.

Key Words:
PHYSICAL ORGANIC/REARRANGEMENTS/PHOTOCHEMICAL REACTIONS/PHOTOCHEMISTRY/HETRING/5



Recent trends in organic photochemistry.

A. Padwa, Ed., Tetrahedron Symposium-in-Print, 1981, 37, 3227.

Key Words:



A. Padwa, Wiley, 1984.

Key Words:
C-C BOND FORMATION/PERICYCLIC REACTIONS/CYCLOADDITIONS/[3+2]/YLIDES



A. Padwa, in Comprehensive Organic Synthesis, Vol. 4 (Eds.: B. M. Trost, I. Fleming), Pergamon Press, Oxford, 1991, p. 1069.

Key Words:
C-C BOND FORMATION/PERICYCLIC REACTIONS/CYCLOADDITIONS/[3+2]



Generation and utilization of carbonyl ylides via the tandem cyclization-cycloaddition method.

A. Padwa, Acc. Chem. Res., 1991, 24, 22.

Key Words:
C-C BOND FORMATION/HETEROANNULATIONS/5-RING/PERICYCLIC REACTIONS/CYCLOADDITIONS/[3+2]



A. Padwa, in Progress in Heterocyclic Chemistry, Vol. 6 (Eds.: H. Suschitzky, E. F. V. Scriven), Pergamon Press, Oxford, U.K., 1994.

Key Words:



A. Padwa, in Progress in Heterocyclic Chemistry, Vol. 8 (Eds.: H. Suschitzky, G. W. Gribble), Pergamon, Oxford, U.K, 1996.

Key Words:



Tandem processes of metallo carbenoids for the synthesis of azapolycycles.

A. Padwa, Top. Curr. Chem., 1997, 189, 121.

Key Words:
diazo/carbenoid/cyclization/dipolar-cycloaddition/carbonyl ylide/rhodium/tandem/LASER FLASH-PHOTOLYSIS/ALPHA-DIAZO KETONES/CYCLIZATION-CYCLOADDITION REACTION/RHODIUM(II) CATALYZED CYCLIZATION/INTRAMOLECULAR CYCLO-ADDITIONS/CATION-STABILIZING AUXILIARY/AROMATIC ERYTHRINA-ALKALOIDS/FORMAL TOTAL SYNTHESIS/X-RAY STRUCTURE/RADICAL CYCLIZATION



A. Padwa, Ed. , in Comprehensive Heterocyclic Chemistry II, Vol. 1 (Eds.: A. R. Katritzky, C. W. Rees, E. F. V. Scriven), Elsevier Science, Oxford, U. K., 1997.

Key Words:



The domino cycloaddition/N-acyliminium ion cyclization cascade.

A. Padwa, J. Chem. Soc., Chem. Commun., 1998, 1417.

Key Words:
DIELS-ALDER REACTIONS/INTRAMOLECULAR CYCLOADDITION/ALKALOIDS/DERIVATIVES/CHEMISTRY/FURAN/ISOMUNCHNONES/BUTENOLIDES/DIAZOIMIDES/CARBENOIDS



The evolution of a heterocyclic chemist. From photochemistry to alkaloids.

A. Padwa, J. Heterocycl. Chem., 1999, 36, 1349.

Key Words:
review heterocyclic chemist photochem alkaloid



Rhodium(II) mediated cyclizations of diazo alkynyl ketones.

A. Padwa, J. Organomet. Chem., 2001, 617, 3.

Key Words:
diazocarbonyl; rhodium(II); catalyst; alkyne; vinyl carbenoid; C-H INSERTION; SUBSTITUTED ALPHA-DIAZOACETOPHENONES; CATALYZED-REACTIONS; YLIDE REARRANGEMENT; CARBENE COMPLEXES; ORGANIC-SYNTHESIS; OXONIUM YLIDES; CYCLO-ADDITION; INTRAMOLECULAR CYCLOPROPANATION; CYCLOPENTANE CONSTRUCTION



Ligand Effects On The Chemoselectivity Of Transition-Metal-Catalyzed Reactions Of Alpha-Diazo Carbonyl-Compounds.

A. Padwa, D. J. Austin, Angew. Chem., Int. Ed. Engl., 1994, 33, 1797.

Key Words:



Linked Pummerer-Mannich ion cyclizations for heterocyclic chemistry

A. Padwa, S. K. Bur, D. M. Danca, J. D. Ginn, S. M. Lynch, Synlett, 2002, 851.

Key Words:
Pummerer reaction/Mannich reaction/Diels-Alder reaction/cyclization/N-acylium ions/ALPHA-AMIDOALKYLATION/STEMONA ALKALOIDS/INDOLE ALKALOIDS/DIELS-ALDER/CASCADE/(-)-STENINE/SULFOXIDES/ADDITIONS/STRATEGY/STENINE



A. Padwa, G. E. Fryxell, in Advances in Strain in Organic Chemistry, Vol. 1 (Ed.: B. Halton), Jai Press, Inc., Greenwich, CT, 1991.

Key Words:



Application of the Pummerer reaction toward the synthesis of complex carbocycles and heterocycles.

A. Padwa, D. E. Gunn, M. H. Osterhout, Synthesis, 1997, 1353.

Key Words:
SILYLATED KETENE ACETALS/ELECTROPHILIC AROMATIC-SUBSTITUTION/HEPTACYCLIC INDOLE ALKALOIDS/ACID-CATALYZED CYCLIZATION/ALDER REACTION SEQUENCE/BETA-KETO SULFOXIDES/CYCLIC SULFUR YLIDES/ASYMMETRIC-SYNTHESIS/ENE REACTION/INDOLE-2,3-QUINODIMETHANE STRATEGY



Ylide formation from the reaction of carbenes ant carbenoids with heteroatom lone pair.

A. Padwa, S. F. Hornbuckle, Chem. Rev., 1991, 91, 263.

Key Words:
PHYSICAL ORGANIC/REACTIVE INTERMEDIATES/YLIDES



Application of intramolecular carbenoid reactions in organic synthesis.

A. Padwa, K. E. Krumpe, Tetrahedron, 1992, 48, 5385.

Key Words:



Recent developments in the area of annulated furans.

A. Padwa, S. S. Murphree, Org. Prep. Proced. Int., 1991, 23, 545.

Key Words:



A. Padwa, S. S. Murphree, in Reviews on Heteroatom Chemistry, Vol. 6 (Ed.: S. Oae), MYU K.K., Tokyo, Japan, 1992.

Key Words:
S



A. Padwa, S. S. Murphree, in Progress in Heterocyclic Chemistry, Vol. 6 (Eds.: H. Suschitzky, E. F. V. Scriven), Pergamon Press, Oxford, U.K., 1994.

Key Words:



A. Padwa, S. S. Murphree, in Progress In Heterocyclic Chemistry, Vol. 11 (Eds.: G. W. Gribble, T. L. Gilchrist), Pergamon-Elsevier Science Ltd, the Boulevard Langford Lane, Kidlington, Oxford Ox5 1GB, England, 1999, pp. 66.

Key Words:



A. Padwa, S. S. Murphree, in Progress in Heterocyclic Chemistry, Vol. 12 (Eds.: G. W. Gribble, T. L. Gilchrist), Pergamon Press Ltd, 2000, pp. 57.

Key Words:



Cycloaddition reactions of unsaturated sulfones.

A. Padwa, Z. J. Ni, S. H. Watterson, Pure Appl. Chem., 1996, 68, 831.

Key Words:
CYCLO-ADDITION/2+2 CYCLOADDITION/(PHENYLSULFONYL)-1,2-PROPADIENE/FLUOROALLENE/REAGENTS/ALKENES/ALLENES



A. Padwa, A. M. Schoffstall, in Advances in Cycloaddition, Vol. 2 (Ed.: D. P. Curran), Jai, Press Inc., Greenwich, CT, 1990, p. 1.

Key Words:
C-C BOND FORMATION/PERICYCLIC REACTIONS/CYCLOADDITIONS/[3+2]



A. Padwa, C. S. Straub, in Advances In Cycloaddition, Vol. 6 (Ed.: M. Harmata), Jai Press Inc, 100 Prospect Street, Stamford, CT 06901-1640, USA, 1999, pp. 55.

Key Words:



Synthesis of nitrogen heterocycles using the intramolecular pummerer reaction.

A. Padwa, A. G. Waterson, Curr. Org. Chem., 2000, 4, 175.

Key Words:
SILYLATED KETENE ACETALS/HEPTACYCLIC INDOLE ALKALOIDS/ACID-CATALYZED CYCLIZATION/INDOLE-2,3-QUINODIMETHANE STRATEGY/ASYMMETRIC-SYNTHESIS/BETA-LACTAMS/ENANTIOSELECTIVE SYNTHESIS/AKUAMMILINE ALKALOIDS/ERYTHRINANE SKELETON/BIOMIMETIC SYNTHESIS



Cascade processes of metallo carbenoids.

A. Padwa, M. D. Weingarten, Chem. Rev., 1996, 96, 223.

Key Words:
ALPHA-DIAZO KETONES/C-H INSERTION/LASER FLASH-PHOTOLYSIS/RHODIUM(II) CATALYZED CYCLIZATION/CARBON-HYDROGEN INSERTION/INTRAMOLECULAR CYCLO-ADDITIONS/AROMATIC ERYTHRINA-ALKALOIDS/ONIUM YLIDE CHEMISTRY/ONE-STEP SYNTHESIS/CYCLOADDITION REACTIONS



A. Padwa, A. D. Woolhouse, in Comprehensive Heterocyclic Chemistry, Vol. 7 (Eds.: A. R. Katritzky, C. W. Rees), Pergamon Press, Oxford, 1984, p. 47.

Key Words: