- High-Load, Oligomeric Dichlorotriazine: A Versatile ROMP-Derived Reagent and Scavenger.
[作者:Rolfe, Alan;Probst, Donald A.;Volp, Kelly A.;Omar, Iman;Flynn, Daniel L.;Hanson, Paul R.;,期刊:Journal of Organic Chemistry, 页码:8785-8790 , 文章类型: 研究论文,,卷期:2008年73-22]
- A new high-load, sol. oligomeric dichlorotriazine (ODCT) reagent derived from ring-opening metathesis polymn. (ROMP) is reported as an effective coupling reagent, scavenger of nucleophilic species, and activator of DMSO ...
- Synthesis, Conformational Analysis and Biological Studies of Cyclic Cationic Antimicrobial Peptides Containing Sugar Amino Acids.
[作者:Chakraborty, Tushar Kanti;Koley, Dipankar;Ravi, Rapolu;Krishnakumari, Viswanatha;Nagaraj, Ramakrishnan;Chand Kunwar, Ajit;,期刊:Journal of Organic Chemistry, 页码:8731-8744 , 文章类型: 研究论文,,卷期:2008年73-22]
- Sugar amino acid based 24-membered macrocyclic C2-sym. cationic peptides were designed and synthesized. The cationic group was introduced in the sugar amino acids. The conformation of these cyclic compds. was ascertain...
- Synthesis of a-Keto-Imides via Oxidation of Ynamides.
[作者:Al-Rashid, Ziyad F.;Johnson, Whitney L.;Hsung, Richard P.;Wei, Yonggang;Yao, Pei-Yuan;Liu, Renhei;Zhao, Kang;,期刊:Journal of Organic Chemistry, 页码:8780-8784 , 文章类型: 研究论文,,卷期:2008年73-22]
- A de novo prepn. of a-keto-imides via ynamide oxidn. is described. With a no. of alkyne oxidn. conditions screened, a highly efficient RuO2-NaIO4 mediated oxidn. and a DMDO oxidn. have been identified to tolerate a wide ...
- Synthesis of a-Galactosyl Ceramide (KRN7000) and Analogs Thereof via a Common Precursor and Their Preliminary Biological Assessment.
[作者:Michieletti, Mario;Bracci, Antonio;Compostella, Federica;De Libero, Gennaro;Mori, Lucia;Fallarini, Silvia;Lombardi, Grazia;Panza, Luigi;,期刊:Journal of Organic Chemistry, 页码:9192-9195 , 文章类型: 研究论文,,卷期:2008年73-22]
- A new practical synthesis of a-GalCer and of its analogs is presented, opening the chance to easily modify the sphingosine chain. The common precursor is a disaccharide, obtained by coupling tetra-O-benzyl-D-galactose w...
- A New Class of Pyrazolopyridine Nucleus with Fluorescent Properties, Obtained through Either a Radical or a Pd Arylation Pathway from N-Azinylpyridinium N-Aminides.
[作者:Abet, Valentina;Nunez, Araceli;Mendicuti, Francisco;Burgos, Carolina;Alvarez-Builla, Julio;,期刊:Journal of Organic Chemistry, 页码:8800-8807 , 文章类型: 研究论文,,卷期:2008年73-22]
- The synthesis of dipyridopyrazole I (R = Cl, Ph, 4-MePh, 4-MeOPh, 4-MeCOPh) and pyridopyrazolopyrazine II (R = Cl, Ph, 4-MePh, 4-MeOPh, 4-MeCOPh) derivs.-both of which incorporate a 3-aryl moiety-can be achieved in moder...
- Remarkably Efficient Synthesis of 2H-Indazole 1-Oxides and 2H-Indazoles via Tandem Carbon-Carbon Followed by Nitrogen-Nitrogen Bond Formation.
[作者:Bouillon, Isabelle;Zajicek, Jaroslav;Pudelova, Nadezda;Krchnak, Viktor;,期刊:Journal of Organic Chemistry, 页码:9027-9032 , 文章类型: 研究论文,,卷期:2008年73-22]
- Base-catalyzed tandem carbon-carbon followed by nitrogen-nitrogen bond formations quant. converted N-alkyl-2-nitro-N-(2-oxo-2-aryl-ethyl)-benzenesulfonamides to 2H-indazoles 1-oxides, i.e. I, under mild conditions. Triph...
- Divalent Lanthanide Complexes: Highly Active Precatalysts for the Addition of N-H and C-H Bonds to Carbodiimides.
[作者:Du, Zhu;Li, Wenbo;Zhu, Xuehua;Xu, Fan;Shen, Qi;,期刊:Journal of Organic Chemistry, 页码:8966-8972 , 文章类型: 研究论文,,卷期:2008年73-22]
- Various divalent lanthanide complexes with the formula LnL2(sol)x (L = N(TMS)2, sol = THF, x = 3, Ln = Sm (I), Eu (II), Yb (III); L = MeC5H4, sol = THF, x = 2, Ln = Sm (IV); L = ArO(Ar = [2,6-(tBu)2-4-MeC6H2]), sol = THF...
- Synthesis of 6,8,9-Tri- and 2,6,8,9-Tetrasubstituted Purines by a Combination of the Suzuki Cross-coupling, N-Arylation, and Direct C-H Arylation Reactions.
[作者:Cerna, Igor;Pohl, Radek;Klepetarova, Blanka;Hocek, Michal;,期刊:Journal of Organic Chemistry, 页码:9048-9054 , 文章类型: 研究论文,,卷期:2008年73-22]
- Novel practical methodol. of synthesis of a several types of di-, tri-, and tetraarylpurine derivs. by a combination of regioselective Suzuki cross-coupling reactions and/or Cu-catalyzed N-arylation with direct C-H aryla...
- Tuning the Chiral Cavity of Macrocyclic Receptor for Chiral Recognition and Discrimination.
[作者:Ema, Tadashi;Tanida, Daisuke;Hamada, Kazuki;Sakai, Takashi;,期刊:Journal of Organic Chemistry, 页码:9129-9132 , 文章类型: 研究论文,,卷期:2008年73-22]
- The size and shape of the chiral cavity of a macrocyclic receptor were tuned by the alteration of the binaphthyl moiety to improve the chiral recognition/discrimination ability. For example, host 3 with the 3,5-bis(trif...
- C3v-Symmetrical Tribenzotriquinacenes as Hosts for C60 and C70 in Solution and in the Solid State.
[作者:Georghiou, Paris E.;Dawe, Louise N.;Tran, Huu-Anh;Strube, Jorg;Neumann, Beate;Stammler, Hans-Georg;Kuck, Dietmar;,期刊:Journal of Organic Chemistry, 页码:9040-9047 , 文章类型: 研究论文,,卷期:2008年73-22]
- Various tribenzotriquinacenes (TBTQs), most of which incorporate six functional groups at the periphery of their C3v-sym., rigid and convex-concave mol. framework, have been studied with respect to their ability to form ...
- Repulsive Interaction Can Be a Key Design Element of Molecular Rotary Motors.
[作者:Ben Shir, Irina;Sasmal, Sanjita;Mejuch, Tom;Sinha, Mantosh K.;Kapon, Moshe;Keinan, Ehud;,期刊:Journal of Organic Chemistry, 页码:8772-8779 , 文章类型: 研究论文,,卷期:2008年73-22]
- Low-barrier mol. rotary motors having rotaxane architecture can be constructed using a cucurbituril host and a polyyne guest serving as stator and rotator, resp. The repulsive interaction between these components is sup...
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