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Formal Synthesis of (–)-Aphanorphine


"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

Rhodium-Catalyzed Conjugate Addition of Aryl Boronates


"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

Gold-Catalyzed Formal [3 + 2] Cycloaddition


"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

Oganocatalytic Diels-Alder of α-Pyrones


"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

Aminohydroxylation


"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

Biomimetic Approach to Durgamone, Nakorone, and Abudinol B


"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

(+)-Nakadomarin A


"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

Nickel-Catalyzed Suzuki Reactions of Unactivated Alkyl Halides


"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

Polygalolides A and B


"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

(–)-Deoxyharringtonine


"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

Three-Component Coupling of Benzyne: Domino Intermolecular Carbopalladation


"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

Regioselectivity and Equilibrium Thermodynamics for Addition of Rh-OH to Olefins in Water


"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

Rhodium-Catalyzed Methylenation of Aldehydes


"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

Catalytic Asymmetric Simmons-Smith Cyclopropanation of Silyl Enol Ethers


"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

Experimental Support for the Primary Stereoelectronic Effect Governing Baeyer-Villiger Oxidation and Criegee Rearrangement


"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

Catalytic Enantioselective Aza-Henry Reaction


"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

Catalytic Enantioseletive Biginelli Reaction


"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

Enantiospecific Sn-Catalyzed Cycloadditions of Aldehydes and Cyclopropanes


"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

Asymmetric Imine Hydrogenations Utilizing Iridium-Diphenylphosphanylsulfoximine Catalysts


"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

Arylation of Pyridines by a Nonmetalloorganic Process


"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

1,2-Chirality Transfer in the Synthesis of Cyclopropanes


"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

Surprisingly Efficient Catalytic Nozaki-Hiyami-Kishi Couplings


"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

Catalytic Decarboxylative sp-sp3 Coupling


"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

Mechanism of Drug Transport through Cells



"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

O-Silyl Oxime Rearrangement



"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

Organocatalytic Hydrogenation of Olefins



"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

Trifluoromethanesulfonimide-Promoted Cyclization of Electron-Rich Alkynes



"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

Indium-Catalyzed Asymmetric Alkynylation of Aldehydes



"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

Palladium Catalyzed Indole Annulation



"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

Preparation of Quinozolium Salts and Other Heteroaromatics



"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

One-Pot Curtius Rearrangement for the Preparation of BOC-Protected Amines



"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

Organocatalytic Intramolecular Diels-Alder Reactions



"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

Chiral Anion Ligands for Asymmetric Catalysis



"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

Ruthenium Hydrative Cascade of Enynes



"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

Intramolecular [2+2+1] Cycloadditions with (Cyclobutadiene)tricarbonyliron



"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

Asymmetric Rhodium 1,6-Addition



"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

Rhodium C-H Functionalization



"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

Gold(I)-Catalyzed Ring Expansion



" 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

Decarboxylative Heck Reaction


"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

Progress Toward the Oroidin Alkaloids


"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

Dendrimer-Catalyzed Aqueous Stille Reaction


"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

Binol-Catalyzed Alkynylborartion


"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

Ruthenium-Catalyzed Etherification


"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

Palladium-Catalyzed Oxidative Amination


"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

Palladium-Catalyzed Coupling


"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

Palladium-Catalyzed Synthesis of (Z)-3-Haloacrylates


"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

Organocatalytic Dynamic Kinetic Resolution


"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

Oxidative Kinetic Resolution


"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

Rhodium/Diene Catalyzed Cyclization


"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

Rhodium-Catalyzed Reductive Coupling of Epoxides and Aldehydes


"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

Rhodium-Catalyzed C-H Functionalization


"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

Domino Diels-Alder/Azido-Schmidt Reaction


"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