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New Abstracts

Abstracts of articles in the field of organic synthesis,
published in the most highly regarded organic chemistry journals

Indium(III)-Catalyzed Knoevenagel Condensation of Aldehydes and Activated Methylenes Using Acetic Anhydride as a Promoter
Y. Ogiwara, K. Takahashi, T. Kitazawa, N. Sakai, J. Org. Chem., 2015, 80, 3101-3110.

Click Synthesis of 5-Substituted 1H-Tetrazoles from Aldehydes, Hydroxylamine, and [bmim]N3 via One-Pot, Three-Component Reaction
M. M. Heravi, A. Fazeli, H. A. Oskooie, Y. S. Beheshtiha, H. Valizadeh, Synlett, 2012, 23, 2927-2930.

Cooperative N-Heterocyclic Carbene/Lewis Acid Catalysis for Highly Stereoselective Annulation Reactions with Homoenolates
B. Cardinal-David, D. E. A. Raup, K. A. Scheidt, J. Am. Chem. Soc., 2010, 132, 5345-5347.

Iodoarene-Catalyzed Cyclizations of Unsaturated Amides
A. Alhalib, S. Kamouka, W. J. Moran, Org. Lett., 2015, 17, 1453-1456.

Copper-Catalyzed Enantioselective Synthesis of Axially Chiral Allenes
H. Li, D. Müller, L. Guénée, A. Alexakis, Org. Lett., 2012, 14, 5880-5883.

A Straightforward Three-Component Synthesis of α-Amino Esters Containing a Phenylalanine or a Phenylglycine Scaffold
C. Haurena, E. Le Gall, S. Sengmany, T. Martens, M. Troupel, J. Org. Chem., 2010, 75, 2645-2650.

Controlled and Efficient Synthesis of Quinoline Derivatives from Morita-Baylis-Hillman Adducts by Palladium-Catalyzed Heck Reaction and Cyclization
K. Selvakumar, K. A. P. Lingam, R. V. L. Varma, V. Vijayabaskar, Synlett, 2015, 26, 646-650.

Asymmetric β-Boration of α,β-Unsaturated N-Acyloxazolidinones by [2.2]Paracyclophane-Based Bifunctional Catalyst
L. Zaho, Y. Ma, W. Duang, F. He, J. Chen, S. Soung, Org. Lett., 2012, 14, 5780-5783.

An Expedient Procedure for the Oxidative Cleavage of Olefinic Bonds with PhI(OAc)2, NMO, and Catalytic OsO4
K. C. Nicolaou, V. A. Adsool, C. R. H. Hale, Org. Lett., 2010, 12, 1552-1555.

Cyclopentanone as a Cation-Stabilizing Electron-Pair Donor in the Calcium-Catalyzed Intermolecular Carbohydroxylation of Alkynes
T. Stopka, M. Niggemann, Org. Lett., 2015, 17, 1437-1440.

Synthesis of Oxazoles from Enamides via Phenyliodine Diacetate-Mediated Intramolecular Oxidative Cyclization
Y. Zheng, X. Li, C. Ren, D. Zhang-Negrerie, Y. Du, K. Zhao, J. Org. Chem., 2012, 77, 10353-10361.

A Highly Tunable Stereoselective Olefination of Semistabilized Triphenylphosphonium Ylides with N-Sulfonyl Imines
D.-J. Dong, H.-H. Li, S.-K. Tian, J. Am. Chem. Soc., 2010, 132, 5018-5020.

Synthesis of Pyrazoles from 1,3-Diols via Hydrogen Transfer Catalysis
D. C. Schmitt, A. P. Taylor, A. C. Flick, R. E. Kyne, Jr., Org. Lett., 2015, 17, 1405-1408.

Base-Catalyzed Efficient Tandem [3 + 3] and [3 + 2 + 1] Annulation-Aerobic Oxidative Benzannulations
A. Diallo, Y.-L. Zhao, H. Wang, S.-S. Li, C.-Q. Ren, Q. Liu, Org. Lett., 2012, 14, 5776-5779.

Cobalt Catalysis at the Crossroads: Cobalt-Catalyzed Alder−Ene Reaction versus [2 + 2] Cycloaddition
G. Hilt, A. Paul, J. Treutwein, Org. Lett., 2010, 12, 1536-1539.

A General Method for the One-Pot Reductive Functionalization of Secondary Amides
P.-Q. Huang, Y.-H. Huang, K.-J. Xiao, Y. Wang, X.-E. Xia, J. Org. Chem., 2015, 80, 2861-2868.

Synthesis of Nitrogen-Containing Heterocycles via Ring-Closing Ene-Ene and Ene-Yne Metathesis Reactions: An Easy Access to 1- and 2-Benzazepine Scaffolds and Five- and Six-Membered Lactams
E. Benedetti, M. Lomazzi, F. Tibiletti, J.-P. Goddard, L. Fensterbank, M. Malacria, G. Palmisano, A. Penoni, Synthesis, 2012, 44, 3523-3533.

An Efficient Synthesis of Phenol via CuI/8-Hydroxyquinoline-Catalyzed Hydroxylation of Aryl Halides and Potassium Hydroxide
S. Maurer, W. Liu, X. Zhang, Y. Jiang, D. Ma, Synlett, 2010, 976-978.

Copper-Catalyzed Direct Amination of Benzoxazoles Using Primary Amines as Nitrogen Sources
J. Gu, C. Cai, Synlett, 2015, 26, 639-642.

Palladium-Catalyzed Synthesis of Isocoumarins and Phthalides via tert-Butyl Isocyanide Insertion
X.-D. Fei, Z.-Y. Ge, T. Tang, Y.-M. Zhu, S.-J. Ji, J. Org. Chem., 2012, 77, 10321-10328.

Transition-Metal-Free Electrophilic Amination between Aryl Grignard Reagents and N-Chloroamines
T. Hatakeyama, Y. Yoshimoto, S. K. Ghorai, M. Nakamura, Org. Lett., 2010, 12, 1516-1519.

Rhodium-Catalyzed Asymmetric Arylation of Allyl Sulfones under the Conditions of Isomerization into Alkenyl Sulfones
K. M.-H. Lim, T. Hayashi, J. Am. Chem. Soc., 2015, 137, 3201-3204.

A Facile and Green Protocol for Nucleophilic Substitution Reactions of Sulfonate Esters by Recyclable Ionic Liquids [bmim][X]
Y. Liu, Y. Xu, S. H. Jung, J. Chae, Synlett, 2012, 23, 2663-2666.

Highly Efficient Cs2CO3-Catalyzed 1,4-Addition of Me3SiCN to Enones with Water as the Additive
J. Yang, Y. Shen, F.-X. Chen, Synthesis, 2010, 1325-1333.

Cs2CO3-Promoted Carboxylation of N-Tosylhydrazones with Carbon Dioxide toward α-Arylacrylic Acids
S. Sun, J.-T. Yu, Y. Jiang, J. Cheng, J. Org. Chem., 2015, 80, 2855-2860.

Azobisisobutyronitrile Initiated Aerobic Oxidative Transformation of Amines: Coupling of Primary Amines and Cyanation of Tertiary Amines
L. Liu, Z. Wang, X. Fu, C.-H. Yan, Org. Lett., 2012, 14, 5692-5695.

Heterogeneous Allylsilylation of Aromatic and Aliphatic Alkenes Catalyzed by Proton-Exchanged Montmorillonite
K. Motokura, S. Matsunaga, A. Miyaji, Y. Sakamoto, T. Baba, Org. Lett., 2010, 12, 1508-1511.

Direct Synthesis of 2-Aryl-4-quinolones via Transition-Metal-Free Intramolecular Oxidative C(sp3)-H/C(sp3)-H Coupling
W. Hu, J.-P. Lin, L.-R. Song, Y.-Q. Long, Org. Lett., 2015, 17, 1268-1271.

An Osmium(III)/Osmium(V) Redox Couple Generating OsV(O)(OH) Center for cis-1,2-Dihydroxylation of Alkenes with H2O2: Os Complex with a Nitrogen-Based Tetradentate Ligand
H. Sugimoto, K. Kitayama, S. Mori, S. Itho, J. Am. Chem. Soc., 2012, 134, 19270-19280.

Nucleophilic Acyl Substitution via Aromatic Cation Activation of Carboxylic Acids: Rapid Generation of Acid Chlorides under Mild Conditions
D. J. Hardee, L. Kovalchuke, T. H. Lambert, J. Am. Chem. Soc., 2010, 132, 5002-5003.