New Abstracts

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

Facile Approach to Geminal Heterodihalogenation. One-Pot Synthesis of α-Bromo-α-Chloro Ketones
J.-f. Zhou, D.-m. Tang, M. Bian, Synlett, 2020, 31, 1430-1434.

One-Pot Enol Silane Formation-Alkylation of Ketones with Propargyl Carboxylates Promoted by Trimethylsilyl Trifluoromethanesulfonate
C. Wade Downey, D. N. Confair, Y. Liu, E. D. Heafner, J. Org. Chem., 2018, 83, 12931-12938.

Variations on the Blaise Reaction: Synthesis of 3,5-Dioxopentanoates and 3-Amino-5-oxopent-3-enoates
H. S. P. Rao, N. Muthanna, Synlett, 2016, 27, 2014-2018.

Visible-Light-Promoted Photoredox Dehydrogenative Coupling of Phosphines and Thiophenols
X. Wang, C. Xia, L. Wu, Org. Lett., 2020, 22, 7373-7377.

Na₂CO₃-Catalyzed O-Acylation of Phenols for the Synthesis of Aryl Carboxylates with Use of Alkenyl Carboxylates
X.-Y. Zhou, X. Chen, Synlett, 2018, 29, 2321-2325.

Exploiting the Reactivity of Isocyanide: Coupling Reaction between Isocyanide and Toluene Derivatives Using the Isocyano Group as an N1 Synthon
Z. Liu, X. Zhang, J. Li, F. Li, C. Li, X. Jia, J. Li, Org. Lett., 2016, 18, 4032-4035.

Visible-Light-Promoted Intramolecular α-Allylation of Aldehydes in the Absence of Sacrificial Hydrogen Acceptors
J. Li, J.-L. Tu, F. Liu, Org. Lett., 2020, 22, 7369-7372.

Fluorine as a Traceless Directing Group for the Regiodivergent Synthesis of Indoles and Tryptophans
A. Andries-Ulmer, C. Brunner, J. Rehbein, T. Gulder, J. Am. Chem. Soc., 2018, 140, 13034-13041.

Photocatalytic Decarboxylative Hydroxylation of Carboxylic Acids Driven by Visible Light and Using Molecular Oxygen
H.-T. Song, W. Ding, Q.-Q. Zhou, J. Liu, L.-Q. Lu, W.-J. Xiao, J. Org. Chem., 2016, 81, 7250-7255.

Gold-Catalyzed Sigmatropic Rearrangement Reactions via Carbene Transfer Reactions
F. He, S. Jana, R. M. Koenigs, J. Org. Chem., 2020, 85, 11882-11891.

Additive- and Photocatalyst-Free Borylation of Arylazo Sulfones under Visible Light
Y. Xu, X. Yang, H. Fang, J. Org. Chem., 2018, 83, 12831-12837.

The Synthesis of Multisubstituted Pyrroles via a Copper-Catalyzed Tandem Three-Component Reaction
X.-Q. Mou, Z.-L. Xu, L. Xu, S.-H. Wang, B.-H. Zhang, D. Zhang, J. Wang, W.-T. Liu, W. Bao, Org. Lett., 2016, 18, 4032-4035.

Zwitterion-Catalyzed Deacylative Dihalogenation of β-Oxo Amides
Z. Ke, Y.-P. Lam, K.-S. Chan, Y.-Y. Yeung, Org. Lett., 2020, 22, 7353-73572.

Sulfonamides as Amine Component in the Petasis-Borono Mannich Reaction: A Concise Synthesis of α-Aryl- and α-Alkenylglycine Derivatives
A. M. Diehl, O. Ouadoudi, E. Andreadou, G. Manolikakes, Synthesis, 2018, 50, 3936-3946.

A General Catalytic Asymmetric Prins Cyclization
L. Liu, P. S. J. Kaib, A. Tap, B. List, J. Am. Chem. Soc., 2016, 138, 10822-10825.

Radical Dehydroxylative Alkylation of Tertiary Alcohols by Ti Catalysis
H. Xie, J. Guo, Y.-G. Wang, K. Wang, P. Guo, P.-F. Su, X. Wang, X.-Z. Shu, J. Am. Chem. Soc., 2020, 142, 16787-16794.

Oxidative Rearrangement of 3-Aminoindazoles for the Construction of 1,2,3-Benzotriazine-4(3H)-ones at Ambient Temperature
Y. Zhou, Y. Wang, Y. Lou, Q. Song, Org. Lett., 2018, 20, 6494-6497.

Radical Addition of Hydrazones by α-Bromo Ketones To Prepare 1,3,5-Trisubstituted Pyrazoles via Visible Light Catalysis
X.-W. Fan, T. Lei, C. Zhou, Q.-Y. Meng, B. Chen, C.-H. Tung, L-Z. Wu, J. Org. Chem., 2016, 81, 7127-7133.

Rapid Access of Alkynyl and Alkenyl Coumarins via a Dipyridinium Methylide and Propargylamine Cascade Reaction
X. He, R. Li, P. Y. Choy, T. Liu, O. Y. Yuen, M. P. Leung, Y. Shang, F. Y. Kwong, Org. Lett., 2020, 22, 7348-7352.

Base-Catalyzed Transesterification of Thionoesters
J. J. Newton, R. Britton, C. M. Friesen, J. Org. Chem., 2018, 83, 12784-12792.

Palladium-Catalyzed Synthesis of Alkynes via a Tandem Decarboxylation/Elimination of (E)-Enol Triflates
C. Munteanu, D. E. Frantz, Org. Lett., 2016, 18, 3937-3939.

Benzothiazole Synthesis: Mechanistic Investigation of an In Situ-Generated Photosensitizing Disulfide
H. S. Hwang, S. Lee, S. S. Han, Y. K. Moon, Y. You, E. J. Cho, J. Org. Chem., 2020, 85, 11835-11843.

[4-Iodo-3-(isopropylcarbamoyl)phenoxy]acetic Acid as a Highly Reactive and Easily Separable Catalyst for the Oxidative Cleavage of Tetrahydrofuran-2-methanols to γ-Lactones
T. Yakura, T. Fujiwara, H. Nishi, Y. Nishimura, H. Nambu, Synlett, 2018, 29, 2316-2320.

Nucleophilic (Radio)Fluorination of α-Diazocarbonyl Compounds Enabled by Copper-Catalyzed H-F Insertion
E. E. Gray, M. K. Nielsen, K. A. Choquette, J. A. Kalow, T. J. A. Graham, A. G. Doyle, J. Am. Chem. Soc., 2016, 138, 10802-10805.

Electrochemical Synthesis of Sulfinic Esters via Aerobic Oxidative Esterification of Thiophenols with Alcohols
H. Zhou, J. Duan, D. Xie, J. Yang, B. Ma, G. Wang, C. Wu, X.-C. Wang, Synthesis, 2020, 52, 2705-2712.

Palladium-Catalyzed Ligand-Free Decarboxylative Coupling of α- Oxocarboxylic Acid with Aryl Diazonium Tetrafluoroborate: An Access to Unsymmetrical Diaryl Ketones
S. Panja, P. Maity, B. C. Ranu, J. Org. Chem., 2018, 83, 12609-12618.

Asymmetric Catalytic Enantio- and Diastereoselective Boron Conjugate Addition Reactions of α-Functionalized α,β-Unsaturated Carbonyl Substrates
J.-B. Xie, S. Lin, S. Qiao, G. Li, Org. Lett., 2016, 18, 3926-3929.

Difunctionalization of C-C σ-Bonds Enabled by the Reaction of Bicyclo[1.1.0]butyl Boronate Complexes with Electrophiles: Reaction Development, Scope, and Stereochemical Origins
S. H. Bennett, A. Fawcett, E. H. Denton, T. Biberger, V. Fasano, N. Winter, V. K. Aggarwal, J. Am. Chem. Soc., 2020, 142, 16766-16775.

Light-Driven Intermolecular Charge Transfer Induced Reactivity of Ethynylbenziodoxol(on)e and Phenols
B. Liu, C.-H. Lim, G. M. Miyake, J. Am. Chem. Soc., 2018, 140, 12829-12835.

Aerobic Oxidative Carbonylation of Enamides by Merging Palladium with Photoredox Catalysis
K. Liu, M. Zou, A. Lei, J. Org. Chem., 2016, 81, 7088-7092.

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