Chem. Commun.

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A singly bonded amido-distannyne: H2 activation and isocyanide coordination

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2321-2323
DOI: 10.1039/C3CC49651A, CommunicationTerrance J. Hadlington, Cameron Jones
The first amido-distannyne has been prepared and shown to activate H2 under ambient conditions (see picture), in addition to forming a stable adduct with the isocyanide, ButNC.
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Catalytic metal-free Si-N cross-dehydrocoupling

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2318-2320
DOI: 10.1039/C3CC49558B, CommunicationLutz Greb, Sergej Tamke, Jan Paradies
The B(C6F5)3 catalyzed cross-dehydrocoupling of hydrosilanes with anilines, carbazoles and indoles is reported and provides a metal-free access to silyl-protected amines.
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Diastereoselective synthesis of a bicyclic [small beta]-lactam with penicillin G-like spectrum of activity by carbonylation of an acyclic diaminocarbene

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2341-2343
DOI: 10.1039/C3CC48538B, CommunicationTim Schulz, Christian Farber, Michael Leibold, Clemens Bruhn, Pascal Prochnow, Julia E. Bandow, Tanja Schneider, Timo Porsch, Max C. Holthausen, Ulrich Siemeling
Staudinger, retro-Wolff, pro-Fleming: CO reacts with a persistent carbene to a ketene, which rearranges to a transient carbene, which affords a bicyclic [small beta]-lactam by C-H insertion.
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An easily accessible carbon material derived from carbonization of polyacrylonitrile ultrathin films: ambipolar transport properties and application in a CMOS-like inverter

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2374-2376
DOI: 10.1039/C3CC49448A, CommunicationFei Jiao, Fengjiao Zhang, Yaping Zang, Ye Zou, Chong'an Di, Wei Xu, Daoben Zhu
Ultrathin carbon films prepared from carbonization of a solution processed polyacrylonitrile (PAN) film displayed balanced electron and hole mobilities under ambient conditions.
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Enantioselective synthesis of helical polydiacetylenes in the visible light region

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2338-2340
DOI: 10.1039/C3CC48478E, CommunicationGuang Yang, Lu Han, Hao Jiang, Gang Zou, Qijin Zhang, Douguo Zhang, Pei Wang, Hai Ming
The interaction between CPVL and the PDA oligomer was assumed to play a dominant role in the enantio-selective polymerization process.
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nBu4NI-Catalyzed oxidative imidation of ketones with imides: synthesis of [small alpha]-amino ketones

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2367-2369
DOI: 10.1039/C3CC48887J, CommunicationYunhe Lv, Yan Li, Tao Xiong, Yu Lu, Qun Liu, Qian Zhang
nBu4NI-Catalyzed oxidative imidation reactions of ketones and imides for the synthesis of [small alpha]-amino ketones were realized for the first time.
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Nano-sized heterometallic macrocycles based on 4-pyridinylboron-capped iron(II) clathrochelates: syntheses, structures and properties

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2327-2329
DOI: 10.1039/C3CC49038F, CommunicationYing-Ying Zhang, Yue-Jian Lin, Guo-Xin Jin
A series of nano-scaled Ir-Fe heterometallic rectangles were prepared from 4-pyridinylboron-capped iron(II) clathrochelates and bis(amidine) ligands. The cavity size could be controlled easily by the length of the organic ligand.
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Storage of serum peptide information in nanoporous silicon microparticles

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2334-2337
DOI: 10.1039/C3CC49094G, CommunicationJie Tan, Xiao Li, Guansheng Du, Aiwu Pan, Jianmin Wu
Nanoporous silicon microparticles can effectively protect the serum peptide from degradation, avoiding the alteration of peptide information during storage.
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New catalytic model systems of tyrosinase: fine tuning of the reactivity with pyrazole-based N-donor ligands

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2298-2300
DOI: 10.1039/C3CC47888B, CommunicationJessica Nadine Hamann, Felix Tuczek
Two models of tyrosinase containing bidentate ligands with pyrazole moieties are synthesized and characterized with respect to their catalytic activity.
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Pd/C-catalyzed direct formylation of aromatic iodides to aryl aldehydes using carbon dioxide as a C1 resource

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2330-2333
DOI: 10.1039/C3CC49365B, CommunicationBo Yu, Yanfei Zhao, Hongye Zhang, Jilei Xu, Leiduan Hao, Xiang Gao, Zhimin Liu
Pd/C-catalyzed direct formylation of aromatic iodides to aryl aldehydes using CO2 as a C1 resource was realized for the first time in the presence of hydrosilanes and base DBU under mild conditions, giving a series of aryl aldehydes in good yields.
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Alkyne aminohalogenation enabled by DBU-activated N-haloimides: direct synthesis of halogenated enamines

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2360-2363
DOI: 10.1039/C3CC49572H, CommunicationMengru Li, Haiyan Yuan, Baozhong Zhao, Fushun Liang, Jingping Zhang
Activated by DBU, N-haloimides can be used as both halogen and nitrogen sources to achieve the difunctionalization of terminal alkynes, giving rise to useful halogenated enamines with high efficiency and high regio- and stereoselectivities.
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[Ag70(PW9O34)2(tBuC[triple bond, length as m-dash]C)44(H2O)2]8+: ionothermal synthesis of a silver cluster encapsulating lacunary polyoxometalate ions

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2353-2355
DOI: 10.1039/C3CC49290G, CommunicationZhan-Guo Jiang, Kang Shi, Yu-Mei Lin, Quan-Ming Wang
A silver alkynyl cluster containing a Ag70 shell and two lacunary [PW9O34]9- templating ions has been synthesized by an ionothermal approach.
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Copper-mediated C3-cyanation of indoles by the combination of amine and ammonium

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2315-2317
DOI: 10.1039/C3CC49339C, CommunicationBin Liu, Jiehui Wang, Bo Zhang, Yang Sun, Lei Wang, Jianbin Chen, Jiang Cheng
A copper-promoted C3-cyanation of both the free N-H and N-protected indoles by N,N,N[prime or minute],N[prime or minute]-tetramethyl-ethane-1,2-diamine (TMEDA) and ammonium is achieved.
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Direct access to isoindolines through tandem Rh(III)-catalyzed alkenylation and cyclization of N-benzyltriflamides

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2350-2352
DOI: 10.1039/C3CC49486A, CommunicationNeeraj Kumar Mishra, Jihye Park, Satyasheel Sharma, Sangil Han, Mirim Kim, Youngmi Shin, Jinbong Jang, Jong Hwan Kwak, Young Hoon Jung, In Su Kim
The rhodium-catalyzed oxidative alkenylation of N-benzyltriflamides with olefins followed by an intramolecular cyclization via C-H bond activation is described.
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Total synthesis of sulfolipid-1

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2286-2288
DOI: 10.1039/C3CC48087A, CommunicationDanny Geerdink, Adriaan J. Minnaard
Sulfolipid-1, a tetra-acylated sulfotrehalose from Mycobacterium tuberculosis, has been prepared 43 years after its first isolation.
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Hydrosilylation catalysis by an earth alkaline metal silyl: synthesis, characterization, and reactivity of bis(triphenylsilyl)calcium

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2311-2314
DOI: 10.1039/C3CC49308C, CommunicationValeri Leich, Thomas P. Spaniol, Laurent Maron, Jun Okuda
Bis(triphenylsilyl)calcium [Ca(SiPh3)2(thf)] obtained in high yield as a crystalline ether adduct catalyzes the hydrosilylation of activated C-C double bonds efficiently and regioselectively.
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Template-free multicomponent coordination-driven self-assembly of Pd(II)/Pt(II) molecular cages

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2239-2248
DOI: 10.1039/C3CC49192G, Feature ArticleSandip Mukherjee, Partha Sarathi Mukherjee
This article summarizes the recent developments in the construction of multicomponent molecular hollowed-out cages through the metal-ligand coordination-driven self-assembly process, with a focus on the decreasing relevance of the use of templates.
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Self-weaving CNT-LiNbO3 nanoplate-polypyrrole hybrid as a flexible anode for Li-ion batteries

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2370-2373
DOI: 10.1039/C3CC48367C, CommunicationQi Fan, Lixu Lei, Gui Yin, Yueming Sun
Self-weaving CNT-LiNbO3 nanoplate-polypyrrole hybrid as a novel 1-3 V anode shows excellent flexibility, relatively high capacity and good cyclic behavior.
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A direct, versatile route to functionalized trialkoxysilanes

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2324-2326
DOI: 10.1039/C3CC48570F, CommunicationBeatrice Quiclet-Sire, Yuuki Yanagisawa, Samir Z. Zard
The peroxide initiated radical addition of dithiocarbonates (xanthates) to trialkoxy vinylsilanes leads to diversely functionalized trialkoxysilanes.
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Multi-stimuli responsive self-healing metallo-hydrogels: tuning of the gel recovery property

6 February, 2014 - 22:54

Chem. Commun., 2014, 50,2356-2359
DOI: 10.1039/C3CC48896A, CommunicationShibaji Basak, Jayanta Nanda, Arindam Banerjee
Self-healable, multi-stimuli responsive metallo-hydrogels based on a series of tyrosine containing amphiphiles have been discovered. Formation of these metallo-gels is highly selective to Ni2+ ions. Moreover, the self-healing property can be modulated by varying the chain length of the corresponding gelator amphiphiles.
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