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Titanium: A Unique Metal for Radical Dehydroxylative Functionalization of Alcohols

期刊: SYNLETT, 2021; 32 (13)

The dehydroxylative functionalization of alcohols is synthetic appealing, but it remains a long-term challenge in the synthetic community. Low-valent ......

Copper-Catalyzed Oxydifluoroalkylation of beta,gamma-Unsaturated Oximes for the Construction of Isoxazolines with a Difluoroalkyl Side Chain

期刊: SYNLETT, 2021; 32 (10)

A copper-catalyzed oxydifluoroalkylation of beta,gamma-unsaturated oximes has been developed. This reaction proceeded through a cascade of difluoroalk......

Iron-Mediated Radical Nitrohalogenation Reactions of Enynes with tert-Butyl Nitrite

期刊: SYNLETT, 2021; 32 (12)

A radical nitrohalogenation/cyclization of various enynes with tert-butyl nitrite has been developed that conveniently introduces useful nitro and hal......

Ligand-Free Palladium-Catalyzed Carbonylative Suzuki Couplings of Vinyl Iodides with Arylboronic Acids under Substoichiometric Base Conditions

期刊: SYNLETT, 2021; 32 (12)

A ligand-free palladium-catalyzed carbonylation of vinyl iodides with arylboronic adds, permitting the synthesis of chalcones and a-branched enones, h......

Recent Advances in C-Br Bond Formation

期刊: SYNLETT, 2021; 32 (13)

Organobromine compounds are extremely useful in organic synthesis. In this perspective, a focused discussion on some recent advancements in C-Br bond-......

NiCl2 as a Cheap and Efficient Precatalyst for the Coupling of Aryl Fluorosulfonate and Phosphite/Phosphine Oxide

期刊: SYNLETT, 2021; 32 (14)

Herein, NiCl2 is employed as a cheap precatalyst in the formation of C(sp(2))-P bond via cross-coupling reaction of phenol derivatives and phosphine o......

Recent Progress in the Gold-Catalyzed Annulations of Ynamides with Isoxazole Derivatives via alpha-Imino Gold Carbenes

期刊: SYNLETT, 2021; 32 (13)

During the past two decades, gold-catalyzed nitrene-transfer reactions via alpha-imino gold carbenes have received extensive attention, as this strate......

Chromium-Catalyzed Cross-Coupling Reactions by Selective Activation of Chemically Inert Aromatic C-O, C-N, and C-H Bonds

期刊: SYNLETT, 2021; 32 (13)

Transition-metal-catalyzed cross-coupling has emerged as one of the most powerful and useful tools for the formation of C-C and C-heteroatom bonds. Gi......

Bronsted Acid Catalyzed Cyclization of Inert N-Substituted Pyrroles to Benzo[f]pyrrolo[1,2-a][1,4]diazepines

期刊: SYNLETT, 2021; 32 (9)

Two approaches involving intramolecular and intermolecular cyclization, respectively, have been developed for the direct and practical construction of......

Enantioselective Functionalization of Prochiral Cyclobutanones and Cyclobutenones

期刊: SYNLETT, 2021; 32 (13)

Enantioselective synthesis of cyclobutane derivatives is still a challenging topic in asymmetric synthesis. [2+2] Cycloaddition and skeleton rearrange......

Synthesis of alpha-Deuterioalcohols by Single-Electron Umpolung Reductive Deuteration of Carbonyls Using D (2) O as Deuterium Source

期刊: SYNLETT, 2021; 32 (12)

Deuterium incorporation can effectively stabilize the chiral centers of drug and agrochemical candidates that hampered by rapid in vivo racemization. ......

Cesium Carbonate Mediated Cyclization of Oxotryptamines with Allenoates: An Approach to Spiro[azepane-4,3 '-indol]-2 '(1 ' H)-ones

期刊: SYNLETT, 2021; 32 (11)

A new method was developed for the synthesis of spiro[azepane-4,3'-indol]-2'(1'H)-ones in yields of up to 96% with a broad substrate scope by using ox......

Perspectives for Uranyl Photoredox Catalysis

期刊: SYNLETT, 2021; 32 (13)

The application of uranyl salts as powerful photoredox catalysts in chemical transformations lags behind the advances achieved in thermocatalysis and ......

Strategies of In Situ Generated Magnesium Catalysis in Asymmetric Reactions

期刊: SYNLETT, 2021; 32 (13)

Magnesium (Mg) is a cheap, non-toxic, and recyclable alkaline earth metal that constitutes about 2% weight in the Earth's crust. The use of magnesium ......

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