New Abstracts

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

Two Reaction Modes of Pyridinium 1,4-Zwitterionic Thiolates with Sulfenes: Synthesis of 3H-1,2-Dithiole 2,2-Dioxides, 1,9a-Dihydropyrido[2,1-c][1,4]thiazines, and Indolizines
B. Cheng, Y. Li, X. Zhang, S. Duan, H. Li, Y. He, Y. Li, T. Wang, H. Zhai, Org. Lett., 2020, 22, 5817-5821.

UVA- and Visible-Light-Mediated Generation of Carbon Radicals from Organochlorides Using Nonmetal Photocatalyst
R. Matsubara, T. Yabuta, U. M. Idros, M. Hayashi, F. Ema, Y. Kobori, K. Sakata, J. Org. Chem., 2018, 83, 9381-9390.

Oxidative Allylic Esterification of Alkenes by Cooperative Selenium-Catalysis Using Air as the Sole Oxidant
S. Ortgies, C. Depken, A. Breder, Org. Lett., 2016, 18, 2856-2859.

Potassium Carbonate Promoted Nucleophilic Addition of Alkenes with Phosphites
Z. Huang, W. Liu, S. Li, Y. Yang, S. Guo, H. Cai, Synlett, 2020, 31, 1295-1297.

Rhodium-Catalyzed B-H Bond Insertion Reactions of Unstabilized Diazo Compounds Generated in Situ from Tosylhydrazones
Y. Pang, Q. He, Z.-Q. Li, J.-M. Yang, J.-H. Yu, S.-F. Zhu, Q.-L. Zhou, J. Am. Chem. Soc., 2018, 140, 10663-10668.

Palladium-Catalyzed Alkoxycarbonylation of Unactivated Secondary Alkyl Bromides at Low Pressure
B. T. Sargent, E. J. Alexanian, J. Am. Chem. Soc., 2016, 138, 7520-7523.

Diselenide-Mediated Catalytic Functionalization of Hydrophosphoryl Compounds
Handoko, Z. Benslimane, P. S. Arora, Org. Lett., 2020, 22, 5806-5810.

Metal- and Oxidant-Free Modular Approach To Access N-Alkoxy Oxindoles via Aryne Annulation
R. Singh, K. Nagesh, D. Yugandhar, A. V. G. Prasanthi, Org. Lett., 2018, 20, 4848-4853.

Iodide-Catalyzed Synthesis of Secondary Thiocarbamates from Isocyanides and Thiosulfonates
P. Mampuys, Y. Zhu, S. Sergeyev, E. Ruijter, R. V. A. Orru, S. Van Doorslaer, B. U. W. Maes, Org. Lett., 2016, 18, 2808-2811.

Copper-Catalyzed Hydroalumination of Allenes with Diisobutylaluminum Hydride: Synthesis of Allylic Ketones with α-Quaternary Centers via Tandem Allylation/Oppenauer Oxidation
S. Lee, S. Lee, Y. Lee, Org. Lett., 2020, 22, 5806-5810.

Co-Catalyzed Synthesis of N-Sulfonylcarboxamides from Carboxylic Acids and Sulfonyl Azides
Y. Fang, Z.-Y. Gu, S.-Y. Wang, J.-M. Yang, S.-J. Ji, J. Org. Chem., 2018, 83, 9364-9369.

One-Pot Copper(I)-Catalyzed Ligand/Base-Free Tandem Cyclooxidative Synthesis of Quinazolinones
K. Upadhyaya, R. K. Thakur, S. K. Shukla, R. P. Tripathi, J. Org. Chem., 2016, 81, 5046-5055.

Iodine-Mediated Electrochemical C(sp²)-H Amination: Switchable Synthesis of Indolines and Indoles
K. Hu, Y. Zhang, Z. Zhou, Y. Yang, Z. Zha, Z. Wang, Org. Lett., 2020, 22, 5773-5777.

Cu(I)-Catalyzed Three-Component Reaction of Diazo Compound with Terminal Alkyne and Nitrosobenzene for the Synthesis of Trifluoromethyl Dihydroisoxazoles
X. Lv, Z. Kang, D. Xing, W. Hu, Org. Lett., 2018, 20, 4843-4847.

Fluoroform-Derived CuCF₃ for Trifluoromethylation of Terminal and TMS-Protected Alkynes
L. He, G. C. Tsui, Org. Lett., 2016, 18, 2800-2803.

Asymmetric Ni-Catalyzed Radical Relayed Reductive Coupling
X. Wei, W. Shu, A. García-Domínguez, E. Merino, C. Nevado, J. Am. Chem. Soc., 2020, 142, 13515-13522.

Lewis Acids Catalyzed Annulations of Ynamides with Acyl Chlorides for Constructing 4-Amino-2-naphthol Derivatives and 3-Aminocyclobutenones
C. Qian, K. Liu, S.-W. Tao, F.-L. Zhang, Y.-M. Zhu, S.-L. Yang, J. Org. Chem., 2018, 83, 9201-9209.

Synthesis of 3-Substituted Aryl[4,5]isothiazoles through an All-Heteroatom Wittig-Equivalent Process
F. Xu, Y. Chen, E. Fan, Z. Sun, Org. Lett., 2016, 18, 2777-2779.

Copper-Catalyzed C-H Fluorination/Functionalization Sequence Enabling Benzylic C-H Cross Coupling with Diverse Nucleophiles
A. Vasilopoulos, D. L. Golden, J. A. Buss, S. S. Stahl, Org. Lett., 2020, 22, 5746-5748.

Zirconium-Catalyzed Reaction of 1-Alkynyl Sulfides with Et₃Al: A Novel Route to Trisubstituted 1-Alkenyl Sulfides
R. N. Kadikova, I. R. Ramazanov, A. V. Vyatkin, U. M. Dzehmilev, Synthesis, 2018, 50, 1773-1775.

A C-H Insertion Approach to Functionalized Cyclopentenones
Y. Wang, M. Zarca, L.-Z. Gong, L. Zhang, J. Am. Chem. Soc., 2016, 138, 7516-7519.

Photoredox Generation of Sulfonyl Radicals and Coupling with Electron Deficient Olefins
Y. Chen, N. McNamara, O. May, T. Pillaiyar, D. C. Blakemore, S. V. Ley, Org. Lett., 2020, 22, 5746-5748.

Catalytic Hydrothiolation: Regio- and Enantioselective Coupling of Thiols and Dienes
X.-H. Yang, R. T. Davison, V. M. Dong, J. Am. Chem. Soc., 2018, 140, 10443-10446.

Copper-Mediated [3 + 2] Oxidative Cyclization Reaction of N-Tosylhydrazones and β-Ketoesters: Synthesis of 2,3,5-Trisubstituted Furans
Y. Huang, X. Li, Y. Yu, C. Zhu, W. Wu, H. Jiang, J. Org. Chem., 2016, 81, 5014-5020.

Fast Amide Couplings in Water: Extraction, Column Chromatography, and Crystallization Not Required
S. Sharma, N. W. Buchbinder, W. M. Braje, S. Handa, Org. Lett., 2020, 22, 5737-5740.

Palladium-Catalyzed Oxidative Three-Component Coupling of Anthranilamides with Isocyanides and Arylboronic Acids: Access to 2,3-Disubstituted Quinazolinones
C. Qian, K. Liu, S.-W. Tao, F.-L. Zhang, Y.-M. Zhu, S.-L. Yang, J. Org. Chem., 2018, 83, 9201-9209.

Metal-Free Reduction of Aromatic Nitro Compounds to Aromatic Amines with B₂pin₂ in Isopropanol
H. Lu, Z. Geng, J. Li, D. Zou, Y. Wu, Y. Wu, Org. Lett., 2016, 18, 2774-2776.

Catalyst- and Solvent-Free Hydrophosphorylation of Ketones with Secondary Phosphine Oxides: Green Synthesis of Tertiary α-Hydroxyphosphine Oxides
N. K. Gusarova, N. I. Ivanova, K. O. Khrapova, P. A. Volkov, A. A. Telezhkin, L. I. Larina, A. V. Afonin, D. V. Pavlov, B. A. Trofimov, Synthesis, 2020, 52, 2224-2232.

Pd-PEPPSI-IPent^An Promoted Deactivated Amination of Aryl Chlorides with Amines under Aerobic Conditions
F.-D. Huang, C. Xu, D.-D. Lu, D.-S. Shen, T. Li, F.-S. Liu, J. Org. Chem., 2018, 83, 9144-9155.

Ni-Catalyzed Carboxylation of Unactivated Alkyl Chlorides with CO₂
M. Börjesson, T. Moragas, R. Martin, J. Am. Chem. Soc., 2016, 138, 7504-7507.

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