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Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00109B, Research Article
A photochemical borylation of electron-rich aryl (pseudo)halides via a triplet aryl cation mechanism has been described.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00133E, Research Article
A Cu-catalyzed arylation–cyclization approach is developed for the synthesis of thiochromeno[2,3-b]indoles through the S-arylation, 5-endo-trig cyclization, and Friedel–Crafts-type cyclization sequence.
 
Zong-Rui Li, Xing-Xing Bao, Jian Sun, Jing Shen, Dun-Qi Wu, Yan-Kai Liu, Qing-Hai Deng and Feng Liu
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00166A, Research Article
An efficient Fe(II)-catalyzed trifluoromethylation of vinylcyclopropanes was successfully developed. A series of CF3-containing dihydronaphthalene derivatives were prepared in moderate to high yields (up to 96%) under mild reaction conditions using...
 
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00149A, Research Article
Ni(II)-catalyzed C–H arylation using Ar2I+X- or ArX as the arylating reagents via oxidative addition has been well investigated. However, the analogous cross-coupling of C–H bonds with organoboron reagents via transmetallation...
 
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00148C, Research Article
From themed collection Celebrating the 75th Birthday of Professor Barry Trost
Novel ruthenium alkylidene complexes are prepared via enyne ring-closing metathesis, and the structural features of acetate- and sulfonamide-chelates are explored by single crystal X-ray diffraction analyses. All 5-membered sulfonamide chelates...
 
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00161K, Research Article
Using azacalix[1]arene[3]pyridines and their high valent organocopper(II) and (III) complexes as probes, arene C-H bond trifluoromethylthiolation was investigated. While arylcopper(II) compounds appeared almost inert, arylcopper(III) compounds reacted efficiently with nucleophilic...
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00118A, Research Article
An α-regioselective asymmetric [3 + 2] annulation reaction with Morita–Baylis–Hillman carbonates of isatins and (E)-2-nitro-1,3-enynes catalysed by cinchona-derived amines has been developed.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00163G, Research Article
A photo-induced catalyst-free three-component reaction of N-(2-iodoaryl)acrylamide, sulfur dioxide, and hydrazine is reported. Under ultraviolet irradiation, diverse (2-oxoindolin-3-yl)methanesulfonohydrazides are generated in moderate to good yields.
 
F. Chahdoura, N. Lassauque, D. Bourissou and A. Amgoune
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00128A, Research Article
From themed collection 2015 Emerging Investigators by OCF
Bis(stannylation) of propiolates with hexabutylditin is achieved under mild conditions using a cationic gold(I) catalyst.
 
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00138F, Research Article
From themed collection Celebrating the 75th Birthday of Professor Barry Trost
N-Boc protected 1-aryl propargyl carbamates and acid chlorides can be readily transformed in a one pot fashion by a coupling-isomerization-elimination (CIE) sequence into 4-substituted 5 (2 oxoethyl) oxazol-2(3H)-ones in moderate...
 
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00120C, Research Article
Under visible light irradiation, 2-ethynylbenzenesulfonamides react with Togni reagent in the presence of photocatalysis leading to 3-(2,2,2-trifluoroethylidene)-2,3-dihydrobenzo[d]isothiazole 1,1-dioxides in good yields. This transformation proceeds efficiently at room temperature through a...
 
Org. Chem. Front., 2016, Accepted Manuscript
DOI: 10.1039/C6QO00130K, Research Article
From themed collection Celebrating the 75th Birthday of Professor Barry Trost
Diastereoselective C-H and C-C bond formation has been assesed from Rubrene to form selectively one indenonaphthacene derivative R*, in presence of metallic potassium stabilised by THF at room temperature. Potassium...
 
Wangsheng Liu, Jinjin Chen, Ruiwen Jin, Dawen Xu, Yawei Li, Feifei Ba, Guangxin Gu, Yunyan Kuang and Hao Guo
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00117C, Research Article
A CuBr2-promoted cyclization and bromination of arene–alkynes was developed, affording 9-bromophenanthrenes via reductive elimination of the Cu(III) species.
 
S. M. A. H. Siddiki, Abeda S. Touchy, Chandan Chaudhari, Kenichi Kon, Takashi Toyao and Ken-ichi Shimizu
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00165C, Research Article
From themed collection Celebrating the 75th Birthday of Professor Barry Trost
2,5-Disubstituted pyrroles are synthesized by acceptorless dehydrogenative reaction of 1,2-aminoalcohols and secondary alcohols by Pt/carbon catalyst.
 
Jin Xie, Jian Li, Thomas Wurm, Vanessa Weingand, Hui-Ling Sung, Frank Rominger, Matthias Rudolph and A. Stephen K. Hashmi
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00158K, Research Article
From themed collection Celebrating the 75th Birthday of Professor Barry Trost
The first metal-free, initiator-free, and general photochemical perfluoroalkylation of a variety of N,N-dialkylhydrazones was developed at room temperature in the absence of any external photocatalyst.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00108D, Research Article
Cobalt(III)-catalyzed (3 + 2) oxidative annulation of enamides and alkynes for the synthesis of pyrroles has been developed under mild conditions and simple tuning of reaction temperature lead to the formation of both N-Ac and N-H pyrroles under an exactly identical catalytic system.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00085A, Research Article
Both basicity of TMG and acidity of the [TMGH]+ guanidinium are crucial for a reaction.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00141F, Research Article
A transition-metal-free method for the synthesis of benzylic boronate esters with arylboronic acids and trimethylsilyldiazomethane (TMSCHN2) has been developed.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00095A, Research Article
The highly efficient asymmetric α-amination of β-keto esters and β-keto amides was realized by using a chiral N,N′-dioxide/Cu(I) complex. Under mild reaction conditions, a series of chiral α-amino dicarbonyl compounds were obtained in good result.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00134C, Research Article
Cobalt(III)-catalyzed C–H activation of simple benzoate esters has been achieved, and redox-neutral annulative coupling with internal alkynes allowed efficient synthesis of indenones.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00137H, Research Article
A copper-catalyzed trifluoromethylation–cyclization of olefinic carbonyls was developed. With this method, a variety of 2,3-dihydrofuran and 3,4-dihydropyran derivatives containing a CF3 group were selectively obtained in moderate to good yields.
 
Zeyuan Zhang, Zhen Dai, Xinkun Ma, Yihan Liu, Xiaojun Ma, Wanli Li and Chen Ma
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00040A, Research Article
An efficient Cu-catalyzed cascade reaction protocol was developed for the synthesis of fused oxazepinone derivatives via sp2 C–H and O–H cross-dehydrogenative coupling.
 
Org. Chem. Front., 2016, Advance Article
DOI: 10.1039/C6QO00063K, Research Article
Cu0/Fe3O4 catalyzed stereoselective synthesis of E-vinyl sulfones from tosylmethyl isocyanide and alkynes. TosMIC act as sulfonyl source.
 

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