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Formal Synthesis of (–)-Aphanorphine
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"Formal Synthesis of (–)-Aphanorphine Using Sequential Photomediated Radical Reactions of Dithiocarbamates"
Richard S. Grainger and Emma J. Welsh.
Angew. Chem. Int. Ed.; 2007; 46 (28) pp 5377 - 5380. DOI Link
Presented by Andy McClory.
06 Jul 2007 |
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Rhodium-Catalyzed Conjugate Addition of Aryl Boronates
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"Rhodium-Catalyzed Asymmetric Synthesis of 3,3-Disubstituted 1-Indanones"
Ryo Shintani, Keishi Takatsu, and Tamio Hayashi.
Angew. Chem. Int. Ed.; 2007; 46 (20) pp 3735 - 3737. DOI Link
Presented by Smaranda Marinescu.
04 May 2007 |
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Gold-Catalyzed Formal [3 + 2] Cycloaddition
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"Two-Step Formal [3+2] Cycloaddition of Enones/Enals and Allenyl MOM Ether: Gold-Catalyzed Highly Diastereoselective Synthesis of Cyclopentanone Enol Ether Containing an All-Carbon Quaternary Center"
Xiaogen Huang and Liming Zhang.
J. Am. Chem. Soc.; 2007; 129 (20) pp 6398 - 6399. DOI Link
Presented by Amanda Jones.
04 May 2007 |
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Oganocatalytic Diels-Alder of α-Pyrones
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"Asymmetric Diels-Alder Reactions of 2-Pyrones with a Bifunctional Organic Catalyst"
Yi Wang, Hongming Li, Yong-Qiang Wang, Yan Liu, Bruce M. Foxman, and Li Deng.
J. Am. Chem. Soc.; 2007; 129 (20) pp 6364 - 6365. DOI Link
Presented by Hosea Nelson.
04 May 2007 |
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Aminohydroxylation
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"Copper(II)-Catalyzed Aminohydroxylation of Olefins"
David J. Michaelis, Christopher J. Shaffer, and Tehshik P. Yoon.
J. Am. Chem. Soc.; 2007; 129 (7) pp 1866 - 1867. DOI Link
Presented by Sandy Ma.
02 Feb 2007 |
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Biomimetic Approach to Durgamone, Nakorone, and Abudinol B
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"Total Syntheses of Durgamone, Nakorone, and Abudinol B via Biomimetic Oxa- and Carbacyclizations"
Rongbiao Tong, Jason C. Valentine, Frank E. McDonald, Rui Cao, Xikui Fang, and Kenneth I. Hardcastle.
J. Am. Chem. Soc.; 2007; 129 (5) pp 1050 - 1051. DOI Link
Presented by Brinton Seashore-Ludlow.
02 Feb 2007 |
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(+)-Nakadomarin A
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"Total Synthesis of (+)-Nakadomarin A"
Ian S. Young and Michael A. Kerr.
J. Am. Chem. Soc.; 2007; 129 (5) pp 1465 - 1469. DOI Link
Presented by Hosea Nelson.
02 Feb 2007 |
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Nickel-Catalyzed Suzuki Reactions of Unactivated Alkyl Halides
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"Amino Alcohols as Ligands for Nickel-Catalyzed Suzuki Reactions of Unactivated Alkyl Halides, Including Secondary Alkyl Chlorides, with Arylboronic Acids"
Francisco González-Bobes and Gregory C. Fu.
J. Am. Chem. Soc.; 2006; 128(16) pp 5360 - 5361. DOI Link
Presented by Chris Gilmore.
05 Jan 2007 |
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Polygalolides A and B
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"Total Synthesis and Absolute Stereochemistry of Polygalolides A and B"
Seiichi Nakamura, Yukihito Sugano, Fumiaki Kikuchi, and Shunichi Hashimoto.
Angew. Chem. Int. Ed.; 2006; 45(39) pp 6532 - 6535. DOI Link
Presented by JT Mohr.
05 Jan 2007 |
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(–)-Deoxyharringtonine
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"Strain-Release Rearrangement of N-Vinyl-2-Arylaziridines. Total Synthesis of the Anti-Leukemia Alkaloid (–)-Deoxyharringtonine"
Joseph D. Eckelbarger, Jeremy T. Wilmot, and David Y. Gin.
J. Am. Chem. Soc.; 2006; 128(32) pp 10370 - 10371. DOI Link
Presented by Mike Krout.
05 Jan 2007 |
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Three-Component Coupling of Benzyne: Domino Intermolecular Carbopalladation
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"Three-Component Coupling of Benzyne: Domino Intermolecular Carbopalladation"
Jaclyn L. Henderson, Andrew S. Edwards, and Michael F. Greaney
J. Am. Chem. Soc.; 2006; 128(23) pp 7426 - 7427. DOI Link
Presented by Pamela Tadross.
14 Jul 2006 |
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Regioselectivity and Equilibrium Thermodynamics for Addition of Rh-OH to Olefins in Water
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"Regioselectivity and Equilibrium Thermodynamics for Addition of Rh-OH to Olefins in Water"
Xuefeng Fu, Shan Li, and Bradford B. Wayland
J. Am. Chem. Soc.; 2006; 128(27) pp 8947 - 8954. DOI Link
Presented by Chris Douglas.
14 Jul 2006 |
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Rhodium-Catalyzed Methylenation of Aldehydes
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"Rhodium-Catalyzed Methylenation of Aldehydes"
Hélčne Lebel and Valérie Paquet
J. Am. Chem. Soc.; 2004; 126(1) pp 320 - 328. DOI Link
Presented by Mike Krout.
14 Jul 2006 |
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Catalytic Asymmetric Simmons-Smith Cyclopropanation of Silyl Enol Ethers
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"Catalytic Asymmetric Simmons-Smith Cyclopropanation of Silyl Enol Ethers. Efficient Synthesis of Optically Active Cyclopropanol Derivatives"
Haifeng Du, Jiang Long, and Yian Shi
Org. Lett.; 2006; 8(13) pp 2827 - 2829. DOI Link
Presented by John Phillips.
02 Jun 2006 |
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Experimental Support for the Primary Stereoelectronic Effect Governing Baeyer-Villiger Oxidation and Criegee Rearrangement
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"Experimental Support for the Primary Stereoelectronic Effect Governing Baeyer-Villiger Oxidation and Criegee Rearrangement"
Richard M. Goodman and Yoshito Kishi
J. Am. Chem. Soc.; 1998; 120(36) pp 9392 - 9393. DOI Link
Presented by JT Mohr.
15 Dec 2005 |
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Catalytic Enantioselective Aza-Henry Reaction
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"Catalytic Enantioselective Aza-Henry Reaction with Broad Substrate Scope"
Claudio Palomo, Mikel Oiarbide, Antonio Laso, and Rosa López
J. Am. Chem. Soc.; 2005; 127(50) pp 17622 - 17623. DOI Link
Presented by John Phillips.
02 Dec 2005 |
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Catalytic Enantioseletive Biginelli Reaction
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"Highly Enantioseletive Biginelli Reaction Using a New Chiral Ytterbium Catalyst: Asymmetric Synthesis of Dihydropyrimidines"
Yijun Huang, Fengyue Yang, and Chengjian Zhu
J. Am. Chem. Soc.; 2005; 127(47) pp 16386 - 16387. DOI Link
Presented by Mike Krout.
02 Dec 2005 |
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Enantiospecific Sn-Catalyzed Cycloadditions of Aldehydes and Cyclopropanes
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"Enantiospecific Sn(II)- and Sn(IV)-Catalyzed Cycloadditions of Aldehydes and Donor-Acceptor Cyclopropanes"
Patrick D. Pohlhaus and Jeffrey S. Johnson
J. Am. Chem. Soc.; 2005; 127(46) pp 16014 - 16015. DOI Link
Presented by Chris Douglas.
18 Nov 2005 |
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Asymmetric Imine Hydrogenations Utilizing Iridium-Diphenylphosphanylsulfoximine Catalysts
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"Diphenylphosphanylsulfoximines as Ligands in Iridium-Catalyzed Asymmetric Imine Hydrogenations"
Christian Moessner and Carsten Bolm.
Angew. Chem. Int. Ed.; 2005; 44(46) pp 7564 - 7567. DOI Link
Presented by JT Mohr.
18 Nov 2005 |
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Arylation of Pyridines by a Nonmetalloorganic Process
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"Selective 4-Arylation of Pyridines by a Nonmetalloorganic Process"
E. J. Corey and Yuan Tian
Org. Lett.; 2005; 7(24) pp 5535 - 5537. DOI Link
Presented by John Phillips.
18 Nov 2005 |
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1,2-Chirality Transfer in the Synthesis of Cyclopropanes
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"1,2-Chirality Transfer in the Synthesis of Cyclopropanes"
Pablo Wessig and Olaf Mühling
Angew. Chem. Int. Ed.; 2005; 44(41) pp 6778 - 6781. DOI Link
Presented by Tom Driver.
28 Oct 2005 |
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Surprisingly Efficient Catalytic Nozaki-Hiyami-Kishi Couplings
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"Surprisingly Efficient Catalytic Cr-Mediated Coupling Reactions"
Kosuke Namba, Jiashi Wang, Sheng Cui, and Yoshito Kishi
Org. Lett.; 2005; 7(24) pp 5421 - 5424. DOI Link
Presented by Mike Krout.
28 Oct 2005 |
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Catalytic Decarboxylative sp-sp3 Coupling
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"Catalytic Decarboxylative sp-sp3 Coupling"
Vaclav Janout and Steven L. Regen
J. Am. Chem. Soc.; 2005; 127(39) pp 13510 - 13511. DOI Link
Presented by Chris Douglas.
28 Oct 2005 |
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Mechanism of Drug Transport through Cells
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"A Needle-and-Thread Approach to Bilayer Transport: Permeation of a Molecular Umbrella-Oligonucleotide Conjugate across a Phospholipid Membrane"
Vaclav Janout and Steven L. Regen
J. Am. Chem. Soc.; 2005; 127(1) pp 22 - 23. DOI Link
Presented by John Phillips.
28 Oct 2005 |
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O-Silyl Oxime Rearrangement
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"Facile Rearrangement of O-Silylated Oximes on Reduction with Boron Trifluoride/Borane"
Margarita Ortiz-Marciales, Luis D. Rivera, Melvin De Jesús, Sandraliz Espinosa, Josúe A. Benjamin, Orlando E. Casanova, Irving G. Figueroa, Sheila Rodríguez, and Wilbert Correa
J. Org. Chem.; 2005; 70(24) pp 10132 - 10134. DOI Link
Presented by Ryan McFadden.
28 Oct 2005 |
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Organocatalytic Hydrogenation of Olefins
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"Flavin-Catalyzed Generation of Diimide: An Environmentally Friendly Method for the Aerobic Hydrogenation of Olefins"
Yasushi Imada, Hiroki Iida, and Takeshi Naota
J. Am. Chem. Soc.; 2005; 127(42) pp 14544 - 14545. DOI Link
Presented by Raissa Trend.
30 Sep 2005 |
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Trifluoromethanesulfonimide-Promoted Cyclization of Electron-Rich Alkynes
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"Bronsted Acid-Promoted Cyclizations of 1-Siloxy-1,5-diynes"
Jianwei Sun and Sergey A. Kozmin
J. Am. Chem. Soc.; 2005; 127(39) pp 13512 - 13513. DOI Link
Presented by Tom Driver.
30 Sep 2005 |
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Indium-Catalyzed Asymmetric Alkynylation of Aldehydes
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"Asymmetric Alkynylation of Aldehydes Catalyzed by an In(III)/BINOL Complex"
Ryo Takita, Kenichiro Yakura, Takashi Ohshima, and Masakatsu Shibasaki
J. Am. Chem. Soc.; 2005; 127(40) pp 13760 - 13761. DOI Link
Presented by JT Mohr.
30 Sep 2005 |
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Palladium Catalyzed Indole Annulation
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"A Route to Annulated Indoles via a Palladium-Catalyzed Tandem Alkylation/Direct Arylation Reaction"
Cyril Bressy, Dino Alberico, and Mark Lautens
J. Am. Chem. Soc.; 2005; 127(38) pp 13148 - 13149. DOI Link
Presented by Dan Caspi.
09 Sep 2005 |
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Preparation of Quinozolium Salts and Other Heteroaromatics
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"Synthesis of Indeno-Fused Derivatives of Quinolizinium Salts, Imidazo[1,2-a]pyridine, Pyrido[1,2-a]indole, and 4H-Quinolizin-4-one via Benzannulated Enyne-Allenes"
Weixiang Dai, Jeffrey L. Petersen, and Kung K. Wang
J. Org. Chem.; 2005; 70(17) pp 6647 - 6652. DOI Link
Presented by John Enquist.
09 Sep 2005 |
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One-Pot Curtius Rearrangement for the Preparation of BOC-Protected Amines
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"Boc-Protected Amines via a Mild and Efficient One-Pot Curtius Rearrangement"
Hélčne Lebel and Olivier Leogane
Org. Lett.; 2005; 7(19) pp 4107 - 4110. DOI Link
Presented by Mike Krout.
09 Sep 2005 |
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Organocatalytic Intramolecular Diels-Alder Reactions
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"Enantioselective Organocatalytic Intramolecular Diels-Alder Reactions. The Asymmetric Synthesis of Solanapyrone D"
Rebecca M. Wilson, Wendy S. Jen, and David W. C. MacMillan
J. Am. Chem. Soc.; 2005; 127(33) pp 11616 - 11617. DOI Link
Presented by Dan Caspi.
12 Aug 2005 |
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Chiral Anion Ligands for Asymmetric Catalysis
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"Chiral Boron-Bridged Bisoxazolines: Readily Available Anionic Ligands for Asymmetric Catalysis"
Clément Mazet, Dr., Valentin Köhler, Andreas Pfaltz
Angew. Chem. Int. Ed.; 2005; 44(31) pp 4888 - 4891. DOI Link
Presented by JT Mohr.
12 Aug 2005 |
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Ruthenium Hydrative Cascade of Enynes
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"Ruthenium-Catalyzed Hydrative Cyclization of 1,5-Enynes"
Yiyun Chen, Douglas M. Ho, and Chulbom Lee
J. Am. Chem. Soc.; 2005; 127(35) pp 12184 - 12185. DOI Link
Presented by Mike Krout.
12 Aug 2005 |
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Intramolecular [2+2+1] Cycloadditions with (Cyclobutadiene)tricarbonyliron
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"Intramolecular [2+2+1] Cycloadditions with (Cyclobutadiene)tricarbonyliron"
Benjamin A. Seigal, Mi Hyun An, Marc L. Snapper
Angew. Chem. Int. Ed.; 2005; 44(31) pp 4929 - 4932. DOI Link
Presented by John Enquist.
12 Aug 2005 |
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Asymmetric Rhodium 1,6-Addition
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"Rhodium-Catalyzed Asymmetric 1,6-Addition of Aryl Zinc Reagents to Dienones"
Tamio Hayashi, Shohei Yamamoto, and Norihito Tokunaga
Angew. Chem. Int. Ed.; 2005; 44(27) pp 4224 - 4227. DOI Link
Presented by JT Mohr.
17 Jun 2005 |
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Rhodium C-H Functionalization
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"Direct C-Arylation of Free (NH)-Indoles and Pyrroles Catalyzed by Ar-Rh(III) Complexes Assembled In Situ"
Xiang Wang, Benjamin S. Lane, and Dalibor Sames
J. Am. Chem. Soc.; 2005; 127(14) pp 4996 - 4997. DOI Link
Presented by Paul Karayan.
17 Jun 2005 |
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Gold(I)-Catalyzed Ring Expansion
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" Gold(I)-Catalyzed Ring Expansion of Cyclopropanols and Cyclobutanols"
Markham, J. P.; Staben, S. T.; Toste, F. D.
J. Am. Chem. Soc.; 2005; 127(27) pp 9708 - 9709. DOI Link
Presented by Mike Krout.
17 Jun 2005 |
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Decarboxylative Heck Reaction
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"Development of a Decarboxylative Palladation Reaction and Its Use in a Heck-type Olefination of Arene Carboxylates"
Andrew G. Myers, Daisuke Tanaka, and Michael R. Mannion
J. Am. Chem. Soc.; 2002; 124(38) pp 11250 - 11251. DOI Link
Presented by Chris Douglas.
08 Apr 2005 |
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Progress Toward the Oroidin Alkaloids
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"Highly Regioselective Diels-Alder Reactions toward Oroidin Alkaloids: Use of a Tosylvinyl Moiety as a Nitrogen Masking Group with Adjustable Electronics"
Paul J. Dransfield, Shaohui Wang, Anja Dilley, and Daniel Romo
Org. Lett.; 2005; 7(9) pp 1679 - 1682. DOI Link
Presented by Mike Krout.
08 Apr 2005 |
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Dendrimer-Catalyzed Aqueous Stille Reaction
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"Dendrimer-Encapsulated Pd Nanoparticles as Aqueous, Room-Temperature Catalysts for the Stille Reaction"
Joaquin C. Garcia-Martinez, Raphael Lezutekong, and Richard M. Crooks
J. Am. Chem. Soc.; 2005; 127(14) pp 5097 - 5103. DOI Link
Presented by Tom Driver.
08 Apr 2005 |
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Binol-Catalyzed Alkynylborartion
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"Ligand-Catalyzed Asymmetric Alkynylboration of Enones: A New Paradigm for Asymmetric Synthesis Using Organoboranes"
T. Robert Wu and J. Michael Chong
J. Am. Chem. Soc.; 2005; 127(10) pp 3244 - 3245. DOI Link
Presented by John Enquist.
08 Apr 2005 |
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Ruthenium-Catalyzed Etherification
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"Catalytic Dehydrative Allylation of Alcohols"
Hajime Saburi, Shinji Tanaka, Masato Kitamura
Angew. Chem. Int. Ed.; 2005; 44(11) pp 1730 - 1732. DOI Link
Presented by John Enquist.
04 Mar 2005 |
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Palladium-Catalyzed Oxidative Amination
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"Aerobic Oxidative Amination of Unactivated Alkenes Catalyzed by Palladium"
Jodie L. Brice, Jenna E. Harang, Vitaliy I. Timokhin, Natia R. Anastasi, and Shannon S. Stahl
J. Am. Chem. Soc.; 2005; 127(9) pp 2868 - 2869. DOI Link
Presented by Mike Krout.
04 Mar 2005 |
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Palladium-Catalyzed Coupling
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"Catalytic Coupling of Haloolefins with Anilides"
Vladimir G. Zaitsev and Olafs Daugulis
J. Am. Chem. Soc.; 2005; 127(12) pp 4156 - 4157. DOI Link
Presented by JT Mohr.
04 Mar 2005 |
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Palladium-Catalyzed Synthesis of (Z)-3-Haloacrylates
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"General and Selective Synthesis of (Z)-3-Haloacrylates via Palladium-Catalyzed Carbonylation of Terminal Alkynes"
Jin-Heng Li, Shi Tang, and Ye-Xiang Xie
J. Org. Chem.; 2005; 70(2) pp 477 - 479. DOI Link
Presented by John Enquist.
28 Jan 2005 |
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Organocatalytic Dynamic Kinetic Resolution
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"Highly Efficient Dynamic Kinetic Resolution of Azlactones by Urea-Based Bifunctional Organocatalysts"
Albrecht Berkessel, Felix Cleemann, Santanu Mukherjee, Thomas N. Müller, Johann Lex
Angew. Chem. Int. Ed.; 2005; 44(5) pp 807 - 811. DOI Link
Presented by JT Mohr.
28 Jan 2005 |
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Oxidative Kinetic Resolution
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"Vanadium-Catalyzed Asymmetric Oxidation of -Hydroxy Esters Using Molecular Oxygen as Stoichiometric Oxidant"
Alexander T. Radosevich, Christine Musich, and F. Dean Toste
J. Am. Chem. Soc.; 2005; 127(4) pp 1090 - 1091. DOI Link
Presented by Mike Krout.
28 Jan 2005 |
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Rhodium/Diene Catalyzed Cyclization
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"Catalytic Asymmetric Arylative Cyclization of Alkynals: Phosphine-Free Rhodium/Diene Complexes as Efficient Catalysts"
Ryo Shintani, Kazuhiro Okamoto, Yusuke Otomaru, Kazuhito Ueyama, and Tamio Hayashi
J. Am. Chem. Soc.; 2005; 127(1) pp 54 - 55. DOI Link
Presented by JT Mohr.
17 Dec 2004 |
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Rhodium-Catalyzed Reductive Coupling of Epoxides and Aldehydes
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"Catalytic Reductive Coupling of Epoxides and Aldehydes: Epoxide-Ring Opening Precedes Carbonyl Reduction"
Carmela Molinaro, Timothy F. Jamison
Org. Lett.; 2004; 6(23) pp 4235 - 4238. DOI Link
Presented by Mike Krout.
17 Dec 2004 |
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Rhodium-Catalyzed C-H Functionalization
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"Regiospecific Functionalization of Methyl C-H Bonds of Alkyl Groups in Reagents with Heteroatom Functionality"
Joshua D. Lawrence, Makoto Takahashi, Chulsung Bae, and John F. Hartwig
J. Am. Chem. Soc.; 2004; 126(47) pp 15334 - 15335. DOI Link
Presented by Tom Driver.
17 Dec 2004 |
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Domino Diels-Alder/Azido-Schmidt Reaction
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"Domino Reactions That Combine an Azido-Schmidt Ring Expansion with the Diels-Alder Reaction"
Yibin Zeng, D. Srinivasa Reddy, Erin Hirt, and Jeffrey Aubé
Org. Lett.; 2004; 6(26) pp 4993 - 4995. DOI Link
Presented by Dan Caspi.
17 Dec 2004 |
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