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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共23条记录   Convenient one-pot synthesis of chiral tetrahydropyridines via a multicomponent reaction. [作者：Noel, Romain;Fargeau-Bellassoued, Marie-Claude;Vanucci-Bacque, Corinne;Lhommet, Gerard;,期刊：Synthesis, 页码：1948-1954 , 文章类型： 研究论文，,卷期：2008年-12] The multicomponent condensation of various b-dicarbonyl compds., acrolein, and (S)-2-phenylglycinol provided an one-pot access to chiral 6-carbonyl-3-phenyl-2,3,8,8a-tetrahydro-7H-[1,3]oxazolo[3,2-a]pyridine s. The valu... Modified Mukaiyama reaction for the synthesis of quinoline alkaloid analogues: Total synthesis of 3,3-diisopentenyl-N-methylquinoline-2,4-dione. [作者：Zikou, Lamprini C.;Igglessi-Markopoulou, Olga;,期刊：Synthesis, 页码：1861-1866 , 文章类型： 研究论文，,卷期：2008年-12] A general synthetic approach, capable of accessing a diverse range of 3,3-disubstituted quinoline-2,4-diones and 1,8-naphthyridine-2,4-diones via TiCl4-catalyzed C-acylation of silyl ketene acetals is described. The sug... Periselectivity in the cycloaddition reactions of pentafulvenes with 3-oxidopyrylium betaines: Effect of substituent on the C-6 carbon. [作者：Krishnan, K. Syam;Rajan, Rani;Radhakrishnan, K. V.;,期刊：Synthesis, 页码：1955-1959 , 文章类型： 研究论文，,卷期：2008年-12] Periselectivity in cycloaddn. reactions of pentafulvenes with 3-oxidopyrylium betaines is examd. Depending on the substituent on C(6), the reaction may proceed either through the [6+3] or the [3+2] pathway. The results... Dipolar cycloaddition of dicyclopentadiene with 3-oxidopyrylium betaine: an entry into methano-bridged 5-6-7-fused ring system. [作者：Yadav, Arun A.;Sarang, Prajakta S.;Wannere, Chaitanya S.;Trivedi, Girish K.;Salunkhe, Manikarao M.;,期刊：Synthesis, 页码：1883-1888 , 文章类型： 研究论文，,卷期：2008年-12] (Heterocyclic Compounds (One Hetero Atom)) Section The [3+2] cycloaddn. of 3-oxidopyrylium ylide, generated from an acetoxypyranone, proceeds with complete chemo- and stereoselectivity. The approach of the dipole takes ... Cascade enantioselective synthesis of 3-arylphthalides using chiral auxiliary route. [作者：Karnik, Anil V.;Kamath, Suchitra S.;,期刊：Synthesis, 页码：1832-1834 , 文章类型： 研究论文，,卷期：2008年-12] An enantioselective synthesis of 3-arylphthalides was achieved using (S)-1-phenylethylamine as a chiral auxiliary. Redn. of chiral keto amides of 2-aroylbenzoic acids followed by acid-catalyzed lactonization yielded (S)... A concise stereoselective total synthesis of herbarumin III. [作者：Yadav, Jhillu S.;Kumar, Veerjala Naveen;Rao, Ramisetti Srinivasa;Srihari, Pabbaraja;,期刊：Synthesis, 页码：1938-1942 , 文章类型： 研究论文，,卷期：2008年-12] A stereoselective total synthesis of the phytotoxic compd. herbarumin III was achieved by utilizing Crimmins' aldol approach, 1,3-syn asym. redn., and an olefin metathesis reaction as the key steps. Convenient preparation of N-monosubstituted S,S-diaryl sulfodiimides using fluoro-l6-sulfanenitriles. [作者：Yoshimura, Toshiaki;Ishikawa, Hiroki;Fujie, Tetsuo;Takata, Eiichi;Miyatake, Ryuta;Kita, Hiroshi;Tsukurimichi, Eiichi;,期刊：Synthesis, 页码：1835-1840 , 文章类型： 研究论文，,卷期：2008年-12] The reaction of fluorodiphenyl-l6-sulfanenitrile with primary alkyl- or arylamines in the presence of acid catalysts or tertiary amines gave N-monosubstituted S,S-di-Ph sulfodiimides effectively. Sterically demanding, zwitterionic trialkylphosphonium sulfonates as air-stable ligand precursors for efficient palladium-catalyzed cross-couplings of aryl bromides and chlorides. [作者：Brown, William S.;Boykin, D'Ariel D.;Sonnier, M. Quentin, Jr.;Clark, William D.;Brown, Fallon V.;Shaughnessy, Kevin H.;,期刊：Synthesis, 页码：1965-1970 , 文章类型： 研究论文，,卷期：2008年-12] 3-(Di-tert-butylphosphonium)propane sulfonate (DTB-PPS) and 3-(diadamantylphosphonium)propane sulfonate (DAPPS) are air-stable pre-ligands for aq.-phase palladium-catalyzed cross-coupling reactions. Both DTBPPS and DAPP... Aromatization via a dibromination-double dehydrobromination sequence: a facile and convenient synthetic route to 2,6-bis(trifluoroacetyl)phenols. [作者：Sevenard, Dmitri V.;Kazakova, Olesya;Schoth, Ralf-Matthias;Lork, Enno;Chizhov, Dmitri L.;Poveleit, Joern;Roeschenthaler, Gerd-Volker;,期刊：Synthesis, 页码：1867-1878 , 文章类型： 研究论文，,卷期：2008年-12] An efficient and reliable method to synthesize 2,6-bis(trifluoroacetyl)phenols bearing various substituents in the 4-position was developed. These valuable fluorinated building blocks were obtained from the correspondin... p-Allylic sulfonylation in water with amphiphilic resin-supported palladium-phosphine complexes. [作者：Uozumi, Yasuhiro;Suzuka, Toshimasa;,期刊：Synthesis, 页码：1960-1964 , 文章类型： 研究论文，,卷期：2008年-12] p-Allylic substitution of allyl esters with sodium arylsulfinate was (PS-PEG) resin-supported phosphine-palladium complex in water as single reaction medium under heterogeneous conditions to give allyl sulfones in good t... Boron trifluoride-diethyl etherate complex mediated allylation of Baylis-Hillman adducts: a facile synthesis of 1,5-dienes. [作者：Yadav, Jhillu S.;Reddy, Basi V. Subba;Mandal, Satadru S.;Singh, Ashutosh Pratap;Basak, Ashok K.;,期刊：Synthesis, 页码：1943-1947 , 文章类型： 研究论文，,卷期：2008年-12] Morita-Baylis-Hillman adducts undergo smooth allylic nucleophilic substitution (SN2') with allyltrimethylsilane in the presence of BF3.OEt2 under mild reaction conditions to afford 1,5-diene derivs. in good yields with h... PMA-silica gel catalyzed propargylation of aromatic compounds with arylpropargyl alcohols under solvent-free conditions. [作者：Srihari, Pabbaraja;Reddy, Joolakanti Shyam Sunder;Mandal, Satadru Sekhar;Satyanarayana, Kamani;Yadav, Jhillu Singh;,期刊：Synthesis, 页码：1853-1860 , 文章类型： 研究论文，,卷期：2008年-12] Silica-supported phosphomolybdate (PMA-silica) was utilized to catalyze efficiently the propargylation of arom. compds. with arylpropargyl alcs. in the absence of solvent under environmentally benign conditions. Modular synthesis of 4-aryl- and 4-amino-substituted benzene C-2'-deoxyribonucleosides. [作者：Joubert, Nicolas;Urban, Milan;Pohl, Radek;Hocek, Michal;,期刊：Synthesis, 页码：1918-1932 , 文章类型： 研究论文，,卷期：2008年-12] A modular methodol. for the synthesis of various 4-substituted-Ph C-2'-deoxyribonucleosides has been developed. Coupling of toluoylated halogenose with 4-bromophenylmagnesium bromide afforded the desired bis(toluoyl)-pr... A new, easy access to the 6-aminoperhydro-1,4-diazepine scaffold under ultrasound and microwave irradiation. [作者：Barge, Alessandro;Fuzerova, Silvia;Upadhyaya, Dharita;Garella, Davide;Aime, Silvio;Tei, Lorenzo;Cravotto, Giancarlo;,期刊：Synthesis, 页码：1879-1882 , 文章类型： 研究论文，,卷期：2008年-12] A novel, efficient, and rapid synthesis of the 6-aminoperhydro-1,4-diazepine scaffold is reported. It was promoted by microwave or sequential ultrasound/microwave irradn. under solvent-free conditions or in soln. Prote... Facile and convenient synthesis of 4,4'-(arylmethylene)bis(1H-pyrazol-5-ols) by electrocatalytic tandem Knoevenagel-Michael reaction. [作者：Elinson, Michail N.;Dorofeev, Alexander S.;Nasybullin, Ruslan F.;Nikishin, Gennady I.;,期刊：Synthesis, 页码：1933-1937 , 文章类型： 研究论文，,卷期：2008年-12] An electrochem. induced catalytic tandem Knoevenagel-Michael reaction of two equiv. of 5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one with various arom. aldehydes in ethanol in an undivided cell in the presence of sodium... An efficient and highly selective method for the synthesis of 3-arylbenzoquinoline derivatives catalyzed by iodine via three-component reactions. [作者：Wang, Xiang-Shan;Li, Qing;Wu, Jian-Rong;Li, Yu-Ling;Yao, Chang-Sheng;Tu, Shu-Jiang;,期刊：Synthesis, 页码：1902-1910 , 文章类型： 研究论文，,卷期：2008年-12] A mild, efficient, and highly selective method for the synthesis of benzo[f]quinoline derivs. via 3-component reactions of aryl aldehydes, naphthalen-2-amine and ketones or b-keto esters using iodine as catalyst is descr...