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Journal cover: Organic Chemistry Frontiers

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Felix Ammon, Stephanie Theresia Sauer, Rainer Lippert, Dominik Lungerich, David Reger, Frank Hampel and Norbert Jux
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00112F, Research Article
From themed collection Novel π-electron molecular scaffolds
A synthetic route to hexaarylbenzenes containing up to six pyrrole units was developed. These pyrrole moieties are connected to the central benzene core via their β-carbon atom. Oxidative cyclodehydrogenation of...
 
Dinh Vu Nguyen, Edmond Gravel, David Buisson, Marc Nicolas and Eric Doris
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00140A, Research Article
The asymmetric synthesis of a cyclobutane analogue of the antidepressant drug Milnacipran is reported. The optically active derivative incorporates a central cyclobutane ring in lieu of the cyclopropane unit classically...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00168A, Research Article
A transition-metal-free oxidative coupling reaction for the synthesis of sulfonohydrazides from two types of hydrazines and potassium metabisulfite under air has been developed. This highly selective reaction used one arylhydrazine...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00061H, Research Article
From themed collection Novel π-electron molecular scaffolds
The atom-economic coupling reactions based on C-H activation are generally used to synthesize small conjugated systems, but their applications in constructing largely π-conjugated systems was rarely reported. Herein, we report...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00130D, Research Article
From themed collection Novel π-electron molecular scaffolds
A new two-spin system having two anthroxyl radicals at the 9,10-positions of anthracene was found to be stable even after exposing it to refluxed polar-protic solvents. This stability might be...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00191F, Research Article
We report the synthesis of a new synthetic cavitand receptor with an embedded thiourea moiety directed at effective molecular recognition of ion pairs. Initial prospects towards the use of cavitands...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00041C, Research Article
From themed collection Novel π-electron molecular scaffolds
Pentacene-5,7,12,14-teraone was subjected to selective olefination and cross-coupling reactions to yield a new class of pentacene-based π-conjugated systems functionalized with geminal enediyne and 1,3-dithiole groups. The electron donating and accepting...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00135E, Research Article
A highly chemo- and regioselective copper-catalyzed borylcupration of 1,2-allenylsilanes affords 2-borylallylsilanes by applying the ligand effect. Many synthetically attractive functional groups are well tolerated. As demonstrated, such 2-borylallylsilanes are very...
 
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C6QO00756B, Research Article
Transition metal-free oxidative coupling of vinyl azides with sulfonyl hydrazines is described.
 
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C7QO00083A, Research Article
The mechanism of photo-induced Curtius rearrangement is a two-step reaction with a nitrene intermediate.
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00068E, Highlight
Exploitation of the low binding affinity of NHC-palladium complex for the carbonyl oxygen of ester to form three-centered transition state led to the discovery of Suzuki-Miyaura coupling via unprecendented C(acyl)-O...
 
Bin Wang, Tong Xu, Lei Zhu, Yu Lan, Jingdong Wang, Ning Lu, Zhonglin Wei, Yingjie Lin and haifeng duan
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00124J, Research Article
Enantioselective nitro-Mannich reaction of unactivated ketone-derived imines (ketimines) has long been a challenge. With the introduction of protecting group 6-methyl-2-pyridylsulfonyl to the ketimines, this challenging reaction was performed successfully by...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00071E, Review Article
From themed collection Novel π-electron molecular scaffolds
The hexadehydro-Diels-Alder (HDDA) reaction between an alkyne and a 1,3-diyne has recently become a rapidly growing area in the field of aryne chemistry. Both concerted and stepwise mechanisms for HDDA...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00086C, Research Article
The aim of this paper was to explore, from a computational perspective, the explicit effects of diverse directing groups on the main kinetic and thermodynamic parameters for the Pd(OAc)2-catalyzed aromatic...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00132K, Research Article
From themed collection Novel π-electron molecular scaffolds
Systematic studies on the role of substituents in the bay-bridging cycloheptatriene ring formation around the tribenzotriquinacene (TBTQ) core via nontypical Scholl reaction were carried out. The electronic effect of the...
 
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C6QO00852F, Research Article
A highly efficient method for the construction of pyrrolidinyl spirooxindoles with 3‐isothiocyanato oxindoles and chalcones via a Michael/cyclization cascade reaction has been developed by using bifunctional cinchona‐derived squaramide organocatalysts. A...
 
Jiajing Feng, Ningning Liang, Wei Jiang, Dong Meng, Rui Xin, Bowei Xu, Jianqi Zhang, Zhixiang Wei, Jianhui Hou and Zhaohui Wang
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00118E, Research Article
From themed collection Novel π-electron molecular scaffolds
Two twisted terrylene diimides (TDIs), namely TDI2 and BTDI3, have been designed and synthesized. In comparison to monomeric TDI, their molecular geometries and optoelectronic properties have been systematically investigated. BTDI3,...
 
João M. J. M. Ravasco, Carlos Monteiro and Alexandre Trindade
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00054E, Review Article
The development of novel reagents which can become involved in bioorthogonal reactions in biological samples has increased considerably in the last decade. From inside this toolbox, the modification of biological...
 
Atsuro Takai, Dylan J. Freas, Toshikane Suzuki, Manabu Sugimoto, Jan Labuta, Rie Haruki, Reiji Kumai, Shin-ichi Adachi, Hayato Sakai, Taku Hasobe, Yoshitaka Matsushita and Masayuki Takeuchi
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00125H, Research Article
From themed collection Novel π-electron molecular scaffolds
We synthesized methyl-substituted 9,9’-bifluorenylidene (9,9’-BF) derivatives in which two planar fluorene units are connected through a C=C double bond. The C=C double bond is twisted owing to the steric crowding...
 
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C7QO00097A, Research Article
An efficient Pd-catalyzed three components reaction involving the 1,2-diarylation of vinylarenes has been disclosed. This reaction introduces two different aryl groups across vinylarenes at ambient temperature giving rise to multi-aryl substituted ethanes which are biologically relevant compounds prevailing in organic chemistry, medicinal chemistry and materials science.
 
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C7QO00062F, Research Article
The highly efficient asymmetric synthesis of a pair of enantiomers, (S)-(−)-trolline and (R)-(+)-oleracein E, has been achieved in five steps.
 
Jochen Kirres, Katharina Schmitt, Iris Wurzbach, Frank Giesselmann, Sabine Ludwigs, Mark Ringenberg, Adrian Ruff, Angelika Baro and Sabine Laschat
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C7QO00077D, Research Article
From themed collection Novel π-electron molecular scaffolds
Sulfur-containing side chains in the periphery of o-terphenyl or triphenylene units of crown ethers induce room-temperature columnar mesophases.
 
Kotaro Fukuda, Jun-ya Fujiyoshi, Hiroshi Matsui, Takanori Nagami, Shota Takamuku, Yasutaka Kitagawa, Benoît Champagne and Masayoshi Nakano
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C7QO00108H, Research Article
From themed collection Novel π-electron molecular scaffolds
Quasi-one-dimensional open-shell singlet ladder oligomers composed of indenofluorene-like units show strong correlation between multiradical nature, aromaticity and second hyperpolarizability.
 
Hui Xu, Dejing Wang, Yunrong Chen, Wen Wan, Hongmei Deng, Kesen Ma, Shaoxiong Wu, Jian Hao and Haizhen Jiang
Org. Chem. Front., 2017, Accepted Manuscript
DOI: 10.1039/C7QO00119C, Research Article
A copper-catalyzed gem-difluoromethylenation of C (sp2)-H bonds of alkenes with a wide range of functional-group tolerability has been developed. This protocol is the first to efficiently achieve gem-difluoromethylenation of C...
 
Ian Cheng-Yi Hou, Vijayendra Shetti, Shou-Ling Huang, Kun-Lin Liu, Chi-Yang Chao, Song-Cheng Lin, You-Jen Lin, Li-Yin Chen and Tien-Yau Luh
Org. Chem. Front., 2017, Advance Article
DOI: 10.1039/C7QO00087A, Research Article
From themed collection Novel π-electron molecular scaffolds
Dimeric aminoazulene and poly[2(6)-aminoazulene] are synthesized by Buchwald–Hartwig coupling of the corresponding monomeric carbamatoaminozulenes followed by hydrolysis.
 

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210 citations
In this review, a summary of transition metal-catalyzed C–H activation by utilizing the functionalities as directing groups is presented.
DOI: 10.1039/C5QO00004A
Published: 03 Jun 2015
34 citations
Recent advancements in the condensation of alcohols with pronucleophiles by the Mitsunobu reaction are described.
DOI: 10.1039/C5QO00016E
Published: 17 Mar 2015
25 citations
Primary alkyl bis-catecholato silicates have been successfully engaged with aryl and heteroaryl bromide substrates in photoredox/nickel dual catalysis to provide cross coupling products.
DOI: 10.1039/C6QO00014B
Published: 15 Feb 2016

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