Organoelement Chemistry

Boron

1. On the Generation and Configurational Stability of (2S,3S)-1,2,3-Triphenylborirane (with K. Nishide and A.-M. Faucher) J. Am. Chem. Soc. 1991, 113, 6675-6676.[pdf]

Cerium

1. Organocerium Additions to SAMP-Hydrazones: General Synthesis of Chiral Amines (with Th. Weber and D. W. Piotrowski) J. Am. Chem. Soc. 1987, 109, 2224-2225.[pdf]
    
2. Modified Proline Auxiliaries for Selective Addition of Organocerium Reagents to Hydrazones (with J. P. Edwards and T. Weber) Synlett 1989, 20-22.[pdf]
    
3. Lithium/Ammonia Cleavage of the N-N Bond in N-Methoxycarbonyl- and N-Acetyl-hydrazines (with O. Nicaise and J. P. Edwards) J. Org. Chem. 1990, 55, 6219-6223.[pdf]
    
4. A Diastereoselective Synthesis of 1,3-Diphenyl-1,3-propanediamines (with J.-H. Kim) Synthesis. 1992, 229-234.[pdf]
    
5. Organocerium Additions to Hydrazones: Effect of Reagent Stoichiometry on Efficiency and Selectivity (with J. P. Edwards and O. Nicaise) J. Org. Chem. 1993, 58, 569-578.[pdf]
    
6. Organocerium Additions to Chiral alpha, alpha -Dialkoxy Hydrazones: Asymmetric Synthesis of N-Protected alpha- Amino Acetals and a -Amino Aldehydes (with O. Nicaise) Synlett. 1993, 359-361.[pdf]
    
7. Asymmetric Addition of Organometallic Reagents to Chiral alpha- Alkoxy Hydrazones (with O. Nicaise) Bull. Soc. Chim. Fr. 1997, 395-398.[pdf]

Cobalt

1. Carbonylative Ring Opening of Terminal Epoxides at Atmospheric Pressure (with M. Ahmad) J. Org. Chem. 2007, 72, 9630-9634. [pdf]

Copper

1. Auxiliary-Based, Asymmetric S N2' Reactions: A Case of 1,7-Relative Stereogenesis (with L. K. Marble) J. Org. Chem. 1990, 55, 1984-1986.[pdf]

Lithium

1. alpha-Nitro Keto Hydrazone and Keto Imine Dianions. Synthetic Equivalents for the Nitroalkene d 3 Synthon (with J. A. Sternberg and R. Lueoend) J. Org. Chem. 1988, 53 1251-1263.[pdf]
    
2. Stereoselective Alkylation of Chiral a -Nitro Ketoimine Dianions. Observations on the Role of Amide Bases (with J. J. Ares) J. Am. Chem. Soc. 1988, 110, 4432-4434.[pdf]
    
3. Asymmetric Addition of Organolithium Reagents to Imines (with N. Nakajima and O. J.-C. Nicaise) J. Am. Chem. Soc. 1994, 116, 8797-8788.[pdf]
    
4. Preparation of Chiral Bisoxazolines: Observations on the Effect of Substituents (with N. Nakajima, O. J. C. Nicaise, A.-M. Faucher and J. P. Edwards) J. Org. Chem. 1995, 60, 4884-4892.[pdf]
    
5. Ligand-Mediated Addition of Organometallic Reagents to Azomethine Functions (Feature Article, with O. J. C. Nicaise) J. Chem. Soc., Chem. Commun. 1996, 999-1004.[pdf]
    
6. Effect of Ligand Structure in the Bisoxazoline Mediated Asymmetric Addition of Methyllithium to Imines (with C. M. Stiff) J. Org. Chem. 2000, 65, 5875-5878.[pdf]

Palladium

1. Palladium Promoted Intramolecular Addition of an Aryl Iodide to a Nitroalkene (with M. E. Schnute) J. Org. Chem. 1995, 60, 1013-1019.[pdf]
    
2. Cyclopropanation with Diazomethane and Bis(oxazoline) palladium(II) Complexes (with R. A. Stavenger, A.-M. Faucher and J. P. Edwards) J. Org. Chem. 1997, 62, 3375-3389.[pdf]

Silicon

1. Diphenylmethylsilyl Ethers (DPMS): A Protecting Group for Alcohols (with R. P. Hammer, E. J. Weber and K. L. Habermas) J. Org. Chem. 1987, 52, 165-168.[pdf]
    
2. A Stereochemical Study on the Intramolecular Hydrosilylation of alpha,beta -Unsaturated Esters (with D. C. Forbes) Tetrahedron Lett. 1992, 33, 5037-5040. [pdf]
    
3. Enantioselective Ring Opening of Epoxides with Chlorosilanes in the Presence of Lewis-Bases (with P. A. Barsanti, K.-T. Wong and R. A. Stavenger) J. Org. Chem. 1998, 63, 2428-2429.[pdf]
    
4. Beneficial Effect of ortho-Methoxy Groups in the Asymmetric Ring Opening of meso Epoxides with Silicon Tetrachloride Catalyzed by Chiral ortho-Methoxyphenyldiazaphosphonamide Lewis Bases. Response to the Communication by G. Buono et al. (with T. Wynn, B. E. Jellerichs) Angew. Chem., Int. Ed. Engl. 2001, 40, 2255-2256. [pdf]
   
   
5. Enantioselective Ring Opening of Epoxides with Silicon Tetrachloride in the Presence of a Chiral Lewis Base.  Mechanism Studies (with P. A. Barsanti, G. L. Beutner, and T. W. Wilson) Adv. Synth. Catal. 2007, 349, 567-582. [pdf]
   
   
6. 
   
   
7. Hexamethylcyclotrisiloxane (with C. R. Butler) e-EROS Encyclopedia of Reagents for Organic Synthesis [Online] 2007. [pdf]
   
   
8. 2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane (with C. R. Butler) e-EROS Encyclopedia of Reagents for Organic Synthesis [Online] 2007. [pdf]

Zinc

1. Solution and Solid State Structure of the "Wittig-Furukawa" Cyclopropanation Reagent (with J. P. Edwards and S. R. Wilson) J. Am. Chem. Soc. 1991, 113, 723-725.[pdf]
    
2. A Comparison of (Chloromethyl)- and (Iodomethyl)zinc Cyclopropanation Reagents (with J. P. Edwards) J. Org. Chem.1991, 56, 6974-6981.[pdf]
    
3. Solution- and Solid-State Structural Studies on Halomethylzinc Reagents (with J. P. Edwards and S. R. Wilson) J. Am. Chem. Soc.1992, 114, 2592-2602. [pdf]
    
4. Chiral Amino Alcohol Modified (Halomethyl)zinc Reagents (with J. P. Edwards) Synlett 1992, 3, 229-230.[pdf]
    
5. Catalytic Enantioselective Cylopropanation with Bis(halomethyl)zinc Reagents. I. Optimization of Reaction Protocol (with B. L. Christenson, D. M. Coe and S. P. O'Connor) Tetrahedron Lett. 1995, 36, 2215-2218.[pdf]
    
6. Catalytic Enantioselective Cyclopropanation with Bis(halomethyl)zinc Reagents. II. The Effect of Promoter Structure on Selectivity (with B. L. Christenson, and S. P. O'Connor) Tetrahedron Lett. 1995, 36, 2219-2222.[pdf]
    
7. New Vistas in Organoelement Chemistry (with B. L. Christenson, S. P. O'Connor and N. Murase) Pure Appl. Chem 1996, 68, 23-27.[pdf]
    
8. Catalytic, Enantioselective Cyclopropanation of Allylic Alcohols. Substrate Generality (with S. P. O’Connor) J. Org. Chem. 1997, 62, 584-594.[pdf]
    
9. Enantioselective Cyclopropanation of Allylic Alcohols. The Effect of Zinc Iodide (with S. P. O’Connor) J. Org. Chem. 1997, 62, 3390-3341.[pdf]
    
10. Solution and Solid-State Studies on a Chiral Zinc-Sulfonamide. In Search of the Active Catalyst in an Enantioselective Cyclopropanation Reaction (with S. P. O'Connor and S. R. Wilson) Angew. Chem., Int. Ed. Engl. 1998, 37, 1149-1151.[pdf]
     
11. (R,R)-1,2-(Methanesulfonamido)-cyclohexane (with G. L. Beutner), e-EROS Encylopedia of Reagents for Organic Synthesis [Online] 2002.

© Copyright 2006 Scott Eric Denmark. All Rights Reserved.
Site design: Academic Web Pages