bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Structural, Magnetic and Electrical Properties of Bi1.4La0.6Sr2CaCu2‐x MnxOy Compounds.
Authors: Li Yang , Li Maolin , Sun Benzhe , Babar M. , Qi Yang 
Published: April 2011

AbstractTitle compounds with a Mn content of x ≤ 4.5% are prepared by a sol—gel method from aqueous solutions of the metal nitrates followed by sintering at 840—866 °C for 10 h.
ChemInform Abstract: Thermally Controlled Cyclic Insertion/Ejection of Dopant Ions and Reversible Zinc Blende/Wurtzite Phase Changes in ZnS Nanostructures.
Authors: Karan Niladri S. , Sarkar Suresh , Sarma D. D. , Kundu Paromita , Ravishankar N. , Pradhan Narayan 
Published: April 2011

AbstractPlatelet‐shaped ZnS nanostructures undergo a reversible phase transformation between wurtzite and zinc blende phases by insertion/ejection of Mn2+ dopant ions (manganese diethyldithiocarbamate in oleylamine) as monitored for several cycles with photoluminescence spectroscopy, EPR, XRD, and HRTEM.
ChemInform Abstract: Synthesis and Rate Performance of Lithium Vanadium Phosphate as Cathode Material for Li‐Ion Batteries.
Authors: Huang Bing , Fan Xiaoping , Zheng Xiaodong , Lu Mi 
Published: April 2011

AbstractA sphere‐like carbon‐coated Li3V2(PO4)3 composite is prepared by a carbothermal reduction method.
ChemInform Abstract: Gas Atomization of Cu‐Modified AB5 Metal Hydride Alloys.
Authors: Young K. , Ouchi T. , Banik A. , Koch J. , Fetcenko M. A. , Bendersky L. A. , Wang K. , Vaudin M. 
Published: April 2011

AbstractIn addition to extending the cycle life of Cu‐containing metal hydride electrodes, processing by gas atomization with additional hydrogen annealing improves high‐rate, low‐temperature, and charge retention performance for both Cu‐free and Cu‐containing AB5 alloy electrodes in Ni/metal hydride batteries.
ChemInform Abstract: Synthesis, Characterization, and Catalytic Activity of Zirconium Oxide Nitrides Supported on High‐Surface SiO2.
Authors: Frenzel Nancy , Otremba Torsten , Schomaecker Reinhard , Ressler Thorsten , Lerch Martin 
Published: April 2011

AbstractHydrolysis and calcination of high‐surface‐area SiO2 coated with Zr(OPr)4 followed by ammonolysis (900—1100 °C, 7—14 h) leads to the formation of zirconium oxide nitrides on SiO2.
ChemInform Abstract: Dual‐Phase Titanate/Anatase with Nitrogen Doping for Enhanced Degradation of Organic Dye under Visible Light.
Authors: Cheng Yu Hua , Huang Yizhong , Kanhere Pushkar D. , Subramaniam Vishnu P. , Gong Dangguo , Zhang Sam , Highfield James , Schreyer Martin K. , Chen Zhong 
Published: April 2011

AbstractA nitrogen doped dual‐phase photocatalyst consisting of interdispersed protonated titanate and anatase nanocrystallites with the empirical formula H2Ti3O7·xH2O is synthesized from Ti(OiPr)4 in a mixture of triethylamine, acetylacetone, ethanol, and water in a molar ratio of 4:1:20:3 (autoclave, 160 °C, 3 h).
ChemInform Abstract: Crystal Chemistry of Uranyl Halides Containing Mixed (UO2)(XmOn)5 Bipyramids (X: Cl, Br): Synthesis and Crystal Structure of Cs2(UO2)(NO3)Cl3.
Authors: Nazarchuk Evgeny V. , Siidra Oleg I. , Krivovichev Sergey V. 
Published: April 2011

AbstractLemon‐yellow transparent needles of Cs2(UO2)(NO3)Cl3 are hydrothermally synthesized from a mixture of CsCl, UO2(NO3)2, NaOH, and H2O (autoclave, pH 10, 205 °C, 96 h).
ChemInform Abstract: Absence of Superconductivity in LiCu2P2.
Authors: Han Fei , Zhu Xiyu , Mu Gang , Zeng Bin , Cheng Peng , Shen Bing , Wen Hai‐Hu 
Published: April 2011

AbstractThe title compound is prepared by solid state reaction of Li foil with CuP powder (Ta boat, 0.2 bar Ar, 170 °C, 20 h) followed by annealing at 675 °C for 20 h.
ChemInform Abstract: Facile Preparation of Paramagnetic RuIII and OsIII Hexacyanides.
Authors: Vostrikova Kira E. , Peresypkina Eugenia V. 
Published: April 2011

AbstractParamagnetic hexacyanoruthenate(III) and hexacyanoosmate(III), which are interesting building blocks for designing anisotropic high‐spin cluster in relation with single molecule magnets, are easily prepared in high yields by oxidation of the RuII and OsII precursors.
ChemInform Abstract: ScIrP with ZrNiAl‐Type Structure.
Authors: Pfannenschmidt Ulrike , Rodewald Ute Ch. , Poettgen Rainer 
Published: April 2011

AbstractThe title compound is synthesized from the elements in a bismuth flux (Sc:Ir:P:Bi = 1:1:1:30, silica tube, 1370 K, 100 h).
ChemInform Abstract: Diastereoselective Carbometalation of Oxa‐ and Azabicyclic Alkenes under Iron Catalysis.
Authors: Ito Shingo , Itoh Takuma , Nakamura Masaharu 
Published: April 2011

AbstractIn the presence of catalytic amounts of FeCl3 and diphosphine ligand PDP, oxa‐ or aza‐bridged dihydronaphthalenes, oxabicycle (XIV) or trioxasilatricycle (XVI) are metalated by diarylzinc compounds, which are prepared from ZnCl2 and arylmagnesium bromides prior the reaction.
ChemInform Abstract: Asymmetric Synthesis of Axially Chiral Biaryl Diphosphine Ligands by Rhodium‐Catalyzed Enantioselective Intramolecular Double [2 + 2 + 2] Cycloaddition.
Authors: Mori Fumiya , Fukawa Naohiro , Noguchi Keiichi , Tanaka Ken 
Published: April 2011

AbstractThe novel catalyst CDP is applied in Rh‐catalyzed asymmetric hydrogenation and [2 + 2 + 2]‐cycloaddition reactions.
ChemInform Abstract: Cycloaddition Reactions of Allenylphosphonates and Related Allenes with Dialkyl Acetylenedicarboxylates, 1,3‐Diphenylisobenzofuran, and Anthracene.
Authors: Sajna K. V. , Kotikalapudi Ramesh , Chakravarty Manab , Kumar N. N. Bhuvan , Swamy K. C. Kumara 
Published: April 2011

AbstractDepending on the nature of educts, the title reactions leads to [4 + 2], [2 + 2], and/or unusual [4 + 4] cycloaddition products.
ChemInform Abstract: Synthesis of 5‐Methylidenehexahydropyrrolo[1,2‐a]imidazoles and 6‐Methylideneoctahydropyrrolo[1,2‐a]pyrimidines by the Reaction of 1‐Alkynyl‐1‐chlorocyclopropanes with Lithium Derivatives of 1,2‐ and 1,3‐Diaminoalkanes.
Authors: Shavrin K. N. , Gvozdev V. D. , Nefedov O. M. 
Published: April 2011

AbstractMulti‐step reactions lead to the formation of title compounds, e.g. (III), (VI) and (VIII).
ChemInform Abstract: Ce0.98Pd0.02O2‐δ: Recyclable, Ligand‐Free Palladium(II) Catalyst for Heck Reaction.
Authors: Sanjaykumar S. R. , Mukri Bhaskar Devu , Patil Satish , Madras Giridhar , Hegde M. S. 
Published: April 2011

AbstractNanocrystalline, Pd‐substituted CeO2 which exhibits high activity and 100% trans‐selectivity for the Heck reactions of aryl halides with acrylates and styrenes (16 examples).
ChemInform Abstract: endo‐Selective Enyne Ring‐Closing Metathesis Promoted by Stereogenic‐at‐W Mono‐Pyrrolide Complexes.
Authors: Zhao Yu , Hoveyda Amir H. , Schrock Richard R. 
Published: April 2011

AbstractIt is found that the tungsten complexes show higher efficiency, endo‐selectivity, and enantioselectivity than Mo‐based analogues.
ChemInform Abstract: Palladium‐Catalyzed 1,1‐Aryloxygenation of Terminal Olefins.
Authors: Satterfield Andrew D. , Kubota Asako , Sanford Melanie S. 
Published: April 2011

AbstractPd‐catalyzed treatment of terminal olefins with the hypervalent iodines (II) and organostannanes is found to result in selective formation of 1,1‐arylacyloxylated products.
ChemInform Abstract: Synthesis, Characterization and Application of Poly(4‐vinylpyridine)‐Supported Broensted Acid as Reusable Catalyst for Acetylation Reaction.
Authors: Borah Kalyan Jyoti , Dutta Papia , Borah Ruli 
Published: April 2011

AbstractPolyvinylpyridine‐supported sulfuric acid is found to be an efficient catalyst for the acylation of a variety of alcohols, phenols and anilines.
ChemInform Abstract: Synthesis of 2‐Hydroxy‐5‐methyl‐3‐hexanone.
Authors: Tian Hong‐yu , Ye Hong‐lin , Sun Bao‐guo , Wang Ya‐ling 
Published: April 2011

AbstractAn improved method for the synthesis of the title compound (VI), which is used as an ingredient in flavoring industries, is developed.
ChemInform Abstract: Solvent‐Free Organocatalytic Michael Addition of Diethyl Malonate to Nitroalkenes: The Practical Synthesis of Pregabalin and γ‐Nitrobutyric Acid Derivatives.
Authors: Liu Jin‐ming , Wang Xin , Ge Ze‐mei , Sun Qi , Cheng Tie‐ming , Li Run‐Tao 
Published: April 2011

AbstractA highly enantioselective (78—93% e.e.) solvent‐free Michael addition reaction of diethyl malonate towards nitroolefins (I), (VII) represents the key step of a novel synthesis of pregabalin (V) (isolated as hydrochloride).
ChemInform Abstract: Enantioenriched Synthesis of Cyclopropenes with a Quaternary Stereocenter, Versatile Building Blocks.
Authors: Uehara Misaki , Suematsu Hidehiro , Yasutomi Yoichi , Katsuki Tsutomu 
Published: April 2011

AbstractThe first highly enantioselective pathway to chiral cyclopropenes that include a chiral quaternary carbon atom carrying cyano, phosphonate, trifluoromethyl, or amide groups shows great tolerances to a variety of functional groups.
ChemInform Abstract: Olefin Cyclopropanation with Aryl Diazocompounds upon Catalysis by a Dirhodium(II) Complex.
Authors: Verdecchia Mirella , Tubaro Cristina , Biffis Andrea 
Published: April 2011

AbstractIn contrast to previously reported dirhodium(II) catalysts, the title complex allows the cyclopropanation of styrenes.
ChemInform Abstract: Synthesis of 3,5‐Dichlorocyclopentane‐1,2,4‐trione.
Authors: Ivanova N. A. , Kislitsina K. S. , Miftakhov M. S. 
Published: April 2011

AbstractAlternative routes for the synthesis of trione (II), a promising new building block for target‐oriented synthesis, are given.
ChemInform Abstract: Organocatalytic Enantioselective Desymmetrization of Cyclic Enones via Phosphine Promoted [3 + 2] Annulations.
Authors: Pinto Nathalie , Retailleau Pascal , Voituriez Arnaud , Marinetti Angela 
Published: April 2011

AbstractA diastereo‐ and enantioselective approach to spirocyclic compounds (III) and (V) as well as to the unique spiranic scaffold (VII), involving the stereocontrolled formation of up to five stereogenic carbon centers in a single process, is reported.
ChemInform Abstract: Synthesis of 1,2‐Allenic Ketones Through Oxidation of Homopropargyl Alcohols with CrO3(cat.)/TBHP under MWI.
Authors: Zhang Xin Ying , Qu Ying Ying , Wang Yang Yang , Fan Xue Sen 
Published: April 2011

AbstractAdvantages of the optimized protocol are the use of only catalytic amounts of CrO3 together with an environmentally begin oxidant and short reaction times.
ChemInform Abstract: Monofluorovinyl Tosylate: A Useful Building Block for the Synthesis of Terminal Vinyl Monofluorides via Suzuki—Miyaura Coupling.
Authors: Zhang He , Zhou Chang‐Bing , Chen Qing‐Yun , Xiao Ji‐Chang , Hong Ran 
Published: April 2011

AbstractThe conversion to arylfluoroethenes (III) proceeds stereoselectively, whereas products (VI)/(VII) are formed with moderate selectivities.
ChemInform Abstract: Preparation of 2‐Azaallyl Anions and Imines from N‐Chloroamines and Their Cycloaddition and Allylation.
Authors: Pandiancherri Shveta , Lupton David W. 
Published: April 2011

AbstractTreatment of a variety of N‐chloroamines, derived from functionalized dialkylamines, with base in the presence of additives generates the title anions which undergo [4 + 2] cycloaddition with olefins.
ChemInform Abstract: Nitration of Phenolic Compounds and Oxidation of Hydroquinones Using Tetrabutylammonium Chromate and Dichromate under Aprotic Conditions.
Authors: Pourali Ali Reza , Goli Arezou 
Published: April 2011

AbstractEfficient and selective mononitration of structurally different phenolic compounds is achieved using NaNO2 in the presence of the title ammonium chromates under non‐acidic and aprotic conditions.
ChemInform Abstract: Heterogeneously Catalyzed Efficient Hydration of Alkynes to Ketones by Tin—Tungsten Mixed Oxides.
Authors: Jin Xiongjie , Oishi Takamichi , Yamaguchi Kazuya , Mizuno Noritaka 
Published: April 2011

AbstractA wide range of aromatic and aliphatic internal and terminal alkynes is efficiently hydrated in the presence of a heterogeneous Sn—W mixed oxide catalyst.
ChemInform Abstract: Enzymatic Dynamic Kinetic Resolution of Oxazinones: A New Approach to Enantiopure β2‐Amino Acids.
Authors: Berkessel Albrecht , Jurkiewicz Ilona , Mohan Resmi 
Published: April 2011

AbstractIn the presence of triethylamine as racemization catalyst, the enzyme‐catalyzed alcoholic oxazinone opening proceeds as dynamic kinetic resolution, affording N‐protected β‐amino acid esters in high enantiomeric purity.
ChemInform Abstract: A General Rhodium‐Catalyzed Cyanation of Aryl and Alkenyl Boronic Acids.
Authors: Anbarasan Pazhamalai , Neumann Helfried , Beller Matthias 
Published: April 2011

AbstractN‐cyano sulfonamide (II) is used as cyanating agent for aryl or alkenyl boronic acids.
ChemInform Abstract: Microwave‐Assisted, Ligand‐Free, Copper‐Catalyzed Reaction of Aryl Halides with Phenyl Urea.
Authors: Gavade Sandip N. , Balaskar Ravi S. , Mane Madhav S. , Pabrekar Pramod N. , Shingare Murlidhar S. , Mane Dhananjay V. 
Published: April 2011

AbstractVarious unsymmetrical diarylureas are prepared under mild conditions.
ChemInform Abstract: Copper(II)‐Catalyzed meta‐Selective Direct Arylation of α‐Aryl Carbonyl Compounds.
Authors: Duong Hung A. , Gilligan Ruth E. , Cooke Michael L. , Phipps Robert J. , Gaunt Matthew J. 
Published: April 2011

Abstractα‐Arylacetamides as well as α‐arylketones are exclusively arylated at the meta‐position, irrespective of the substituents at the arene.
ChemInform Abstract: Synthesis and Application of Diphenyl Sulfide Linked Bis(imidazoline) Ligands: Dramatic Electronic Effect of Ligands on Catalytic Behavior.
Authors: Du Xian , Liu Han , Du Da‐Ming 
Published: April 2011

AbstractA new diphenyl sulfide linked bis(imidazoline) ligand bearing N‐alkyl groups is used in Pd‐catalyzed asymmetric allylic alkylation reactions.
ChemInform Abstract: An Efficient, Transition‐Metal‐Free Process for the Synthesis of Substituted Dihydrofurans via a Michael/Cyclization Tandem Reaction.
Authors: Wu Ming‐Yu , Wang Ming‐Qi , Li Kun , Feng Xing‐Wen , He Ting , Wang Na , Yu Xiao‐Qi 
Published: April 2011

AbstractBase‐promoted reaction of nitrostyrenes with 1,3‐dicarbonyl compounds offers a simple synthesis of 3,4,5‐trisubstituted 2,3‐dihydrofurans (22 examples).
ChemInform Abstract: One‐Pot Synthesis of Furans Using Base‐ and Acid‐Supported Reagents “Na2CO3/Al2O3 —PPA/SiO2”.
Authors: Aoyama Tadashi , Nagaoka Takashi , Takido Toshio , Kodomari Mitsuo 
Published: April 2011

AbstractA simple one‐pot procedure allows the synthesis of trisubstituted furans from β‐dicarbonyl compounds and α‐haloketones.
ChemInform Abstract: Ferric Chloride‐Catalyzed Synthesis of Indoles Using the Intramolecular Amination of Aryl Bromides.
Authors: Melkonyan F. S. , Topolyan A. P. , Karchava A. V. , Yurovskaya M. A. 
Published: April 2011

AbstractThe presented synthesis avoids the use of copper catalysts.
ChemInform Abstract: Montmorillonite‐KSF Induced Fischer Indole Cyclization under Microwave Towards a Facile Entry to 1‐Keto‐1,2,3,4‐tetrahydrocarbazoles (II)
Authors: Chakraborty Suchandra , Chattopadhyay Gautam , Saha Chandan 
Published: April 2011

Abstract25 examples
ChemInform Abstract: Lewis Acid Catalyzed Carbon—Carbon Bond Cleavage of Aryl Oxiranyl Diketones: Synthesis of cis‐2,5‐Disubstituted 1,3‐Dioxolanes.
Authors: Chen Zuliang , Wei Lai , Zhang Junliang 
Published: April 2011

AbstractIn the presence of Yb(OTf)3, dicarbonyl oxiranes undergo mild and efficient cleavage to afford carbonyl ylides.
ChemInform Abstract: N‐Substituted Hepta(methoxycarbonyl)‐3a,7a‐dihydroindazoles as New Sources for the Generation of Nitrile Imines.
Authors: Tomilov Yu. V. , Platonov D. N. , Okonnishnikova G. P. , Nefedov O. M. 
Published: April 2011

AbstractThe thermal decomposition of the title compound (I) generates a nitrile imine intermediate which reacts with unsaturated compounds and alcohols.
ChemInform Abstract: Reactions of Polyfluorinated Chalcones with Hydrazine Hydrate and Phenylhydrazine.
Authors: Smuilovich K. S. , Orlova N. A. , Karpova E. V. , Shakirov M. M. , Shelkovnikov V. V. 
Published: April 2011

AbstractNovel polyfluorinated compounds are synthesized.
ChemInform Abstract: Reaction of 1‐Arylmethylidenepyrazolidin‐1‐azomethine Imines with Aryl Ketenes.
Authors: Syroeshkina Yu. S. , Petukhova V. Yu. , Kachala V. V. , Nelyubina Yu. V. , Makhova N. N. 
Published: April 2011

AbstractThe title reaction is investigated for different reactants.
ChemInform Abstract: Copper‐Catalyzed Conjugate Additions of Alkylboranes to Imidazolyl α,β‐Unsaturated Ketones: Formal Reductive Conjugate Addition of Terminal Alkenes.
Authors: Ohmiya Hirohisa , Yoshida Mika , Sawamura Masaya 
Published: April 2011

AbstractThe reaction shows excellent functional group tolerance.
ChemInform Abstract: Synthesis of Unsymmetrical 2,2′‐Biindolyl Derivatives by a Cu‐Catalyzed N‐Arylation/Pd‐Catalyzed Direct Arylation Sequential Process.
Authors: Wang Zhi‐Jing , Yang Fan , Lv Xin , Bao Weiliang 
Published: April 2011

AbstractA new, efficient, and widely applicable method to prepare unsymmetrical 2,2′‐biindolyl derivatives is reported.
ChemInform Abstract: Isoxazolidinyl Polycyclic Aromatic Hydrocarbons as DNA‐Intercalating Antitumor Agents.
Authors: Rescifina Antonio , Chiacchio Ugo , Corsaro Antonino , Piperno Anna , Romeo Roberto 
Published: April 2011

AbstractNovel isoxazolidinyl arenes (V), (VI), and (VIII) show promising cytotoxic activity against several cancer cell lines.
ChemInform Abstract: Design and an Efficient Synthesis of Natural Product‐Based Cyclopenta[b]pyran Derivatives with Potential Bioactivity.
Authors: Yao Changsheng , Jiang Bei , Li Tuanjie , Qin Bingbin , Feng Xiaodong , Zhang Honghong , Wang Cuihua , Tu Shujiang 
Published: April 2011

AbstractNovel cyclopenta[b]pyrans (IV) are obtained via facile one‐pot multicomponent reaction.
ChemInform Abstract: In(III)‐Catalyzed Tandem Reaction of Chromone‐Derived Morita—Baylis—Hillman Alcohols with Amines.
Authors: Wu Chen , Liu Yuliang , Zeng Hao , Liu Li , Wang Dong , Chen Yongjun 
Published: April 2011

AbstractA tandem allylic amination—chromene ring opening—Michael cyclization sequence is observed on In‐catalyzed reaction of hydroxyalkylchromenes (I) with primary or secondary amines.
ChemInform Abstract: Microwave and Flow Syntheses of Pseudomonas Quinolone Signal (PQS) and Analogues.
Authors: Hodgkinson James T. , Galloway Warren R. J. D. , Saraf Shreya , Baxendale Ian R. , Ley Steven V. , Ladlow Mark , Welch Martin , Spring David R. 
Published: April 2011

AbstractAn efficient synthesis of PQS (IVa) and several analogues is presented.
ChemInform Abstract: Highly Enantioselective Synthesis of Tetrahydroquinolines via Cobalt(II)‐Catalyzed Tandem 1,5‐Hydride Transfer/Cyclization.
Authors: Cao Weidi , Liu Xiaohua , Wang Wentao , Lin Lili , Feng Xiaoming 
Published: April 2011

AbstractRelated compounds like (VI) and (VIII) are also available with high enantioselectivity.
ChemInform Abstract: Facile Assembly of 11H‐Indolo[3,2‐c]quinoline by a Two‐Step Protocol Involving a Regioselective 6‐endo‐Cyclization Promoted by the Hendrickson Reagent.
Authors: Xu Min , Hou Qiwen , Wang Shaozhong , Wang Huaqin , Yao Zhu‐Jun 
Published: April 2011

AbstractThe sequence involves 2 cyclization steps, where the second one is promoted by the Hendrickson reagent (Ph3P‐O‐PPh3)(Tf‐O)2.
ChemInform Abstract: A Convenient Approach to the Synthesis of Furo‐ and Thieno‐[3,2‐c]pyridine Derivatives.
Authors: Maruoka Hiroshi , Okabe Fumi , Yamasaki Keishi , Masumoto Eiichi , Fujioka Toshihiro , Yamagata Kenji 
Published: April 2011

AbstractCondensation of dihydrofuran‐ and ‐thiophenecarbonitriles (I) and (V) possessing an active methylene group with N,N‐dimethylformamide dimethyl acetal (II) results in the formation of enamines (III) and (VI).
ChemInform Abstract: Synthesis of 2‐Azaanthracenes via a Sequential Sonogashira Coupling/Alkynyl Imine—Allenyl Imine Isomerization/Aza‐Diels—Alder/Elimination—Aromatization Reaction.
Authors: Cao Jian , Yang Xiongfa , Hua Xilin , Deng Yuan , Lai Guoqiao 
Published: April 2011

AbstractThe reaction of various 1,6‐diynes with imidoyl chlorides, bearing substituted benzyl groups at the nitrogen, leads to the target 2‐azaanthracenes.
ChemInform Abstract: A New and Efficient Synthetic Route for the Anxiolytic Agent CL285032.
Authors: Ghidu Victor P. , Ilies Marc A. , Cullen Tom , Pollet Robert , Abou‐Gharbia Magid 
Published: April 2011

AbstractAn efficient alternative access to title compound (VI), an anxiolytic substance currently under investigation as a possible treatment for canine noise phobia associated anxiety, is presented.
ChemInform Abstract: Synthesis and Antimicrobial Study of Linked Heterocyclics Containing Pyrazole‐pyrimidine‐thiazolidin‐4‐one.
Authors: Sanjeeva Reddy Cherkupally , Vani Devi Macherla , Sunitha Malladi , Nagaraj Adki 
Published: April 2011

AbstractA series of 10 title compounds of type (XII) is prepared and tested for their antimicrobial and antifungal activities.
ChemInform Abstract: Palladium‐Catalyzed Reaction of Methyl 5‐Amino‐4‐chloro‐2‐methylthiopyrrolo[2,3‐d]pyrimidine‐6‐carboxylate with Arylboronic Acids. Synthesis of 1,3,4,6‐Tetraazadibenzo[cd,f]azulene Heterocyclic System.
Authors: Dodonova J. , Uogintaite I. , Masevicius V. , Tumkevicius S. 
Published: April 2011

AbstractThe diacylamino derivative of compound (I) does not undergo the Pd‐catalyzed Suzuki—Miyaura cross‐coupling reaction.
ChemInform Abstract: Synthesis and Antiviral Evaluation of 1,3‐Dimethyl‐6‐(1H‐1,2,3‐triazol‐1‐yl)pyrimidine‐2,4(1H,3H)‐dione Derivatives.
Authors: El‐Etrawy A. Sh. , Abdel‐Rahman A. A.‐H. 
Published: April 2011

AbstractCompounds (VIII) exhibit the highest activity against Hepatitis A virus (HAV‐27) and against Herpes simples virus (HSV‐1), while compound (III) only shows activity against HSV‐1.
ChemInform Abstract: Facile Synthesis and Biological Evaluation of 3,3‐Diphenylpropanoyl Piperazines as T‐Type Calcium Channel Blockers.
Authors: Choi Yeon‐hee , Baek Du Jong , Seo Seon Hee , Lee Jae Kyun , Pae Ae Nim , Cho Yong Seo , Min Sun‐Joon 
Published: April 2011

AbstractA facile synthesis of 3,3‐diarylpropanamides (V) is developed using the Meldrum′s acid moiety for amide coupling.
ChemInform Abstract: A Simple and Efficient Method for Synthesis of Benzothiazepine Derivatives.
Authors: Itabashi Saori , Lu Rong , Miyakoshi Tetsuo 
Published: April 2011

AbstractCompounds (IV) and (VI) are synthesized from (I) with acrylnitrile and ethyl acrylate, resp., under similar conditions as (III) in 90‐99% yield.
ChemInform Abstract: Synthesis and Biological Evaluation of Novel exo‐Methylene Cyclopentanone Tetracyclic Diterpenoids as Antitumor Agents.
Authors: Li Jing , Zhang Dayong , Wu Xiaoming 
Published: April 2011

AbstractStarting from steviol (I) different tetracyclic diterpenoid scaffolds, e.g. (III) and (X) are synthesized and evaluated in vitro for their antitumor activity against three human cancer cell lines.
ChemInform Abstract: Efficient Synthesis and Biological Evaluation of Epiceanothic Acid and Related Compounds.
Authors: Zhang Pu , Xu Li , Qian Keduo , Liu Jun , Zhang Luyong , Lee Kuo‐Hsiung , Sun Hongbin 
Published: April 2011

AbstractThe very rare pentacyclic triterpene epiceanothic acid (VI) is synthesized in twelve steps with an overall yield of ≈10% starting from easily available betulin.
ChemInform Abstract: Discovery of a Novel Hybrid from Finasteride and Epristeride as 5α‐Reductase Inhibitor.
Authors: Yao Zhiyi , Xu Yingjun , Zhang Minmin , Jiang Sheng , Nicklaus Marc C. , Liao Chenzhong 
Published: April 2011

AbstractStarting from androsterone derivative (I) the analogue (IX) of BPH drugs finasteride and epristeride is synthesized and tested as novel potent 5α‐reductase inhibitor.
ChemInform Abstract: Bitriazolyl Acyclonucleosides Synthesized via Huisgen Reaction Using Internal Alkynes Show Antiviral Activity Against Tobacco Mosaic Virus.
Authors: Wang Menghua , Zhu Ruizhi , Fan Zhijin , Fu Yifeng , Feng Liang , Yao Jianhua , Maggiani Alain , Xia Yi , Qu Fanqi , Peng Ling 
Published: April 2011

AbstractNew bitriazolyl acyclonucleosides (II) are prepared via one‐step Huisgen reaction as structural isomers of previously identified potential antiviral agents.