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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13条记录   TANDEM REACTIONS INITIATED BY THE CONJUGATE ADDITION OF CHALCOGEN COMPOUNDS - UTILIZATION AND SYNTHESIS OF HETEROCYCLES [作者：KATAOKA TADASHI; WATANABE SHINICHI,期刊：Heterocycles, 页码：447-489 , 文章类型： Review，,卷期：2011年83-3] Alkynyl- and alkenylselenonium salts reacted with nucleophiles at the alpha- or beta-carbon depending upon the nucleophiles. The alpha-attack caused the addition-elimination reaction; i.e., the apparent substitution reac... SYNTHESIS AND BIOLOGICAL ACTIVITY OF LAMELLARIN ALKALOIDS: AN OVERVIEW [作者：FUKUDA TSUTOMU; ISHIBASHI FUMITO; IWAO MASATOMO,期刊：Heterocycles, 页码：491-529 , 文章类型： Review，,卷期：2011年83-3] Lamellarins are natural products isolated from marine invertebrates having a unique heterocyclic ring system. Many of these natural products exhibit potentially useful biological activities such as antitumor and anti-HIV... MOLECULAR SIEVES CATALYZED SYNTHESIS OF PHENAZINE 5,10-DIOXIDES UNDER SOLVENT-FREE CONDITIONS USING MICROWAVE IRRADIATION [作者：TAKEUCHI SAEKA; SAITO HIROAKI; MIYAIRI SHINICHI; TAKABATAKE TOHRU,期刊：Heterocycles, 页码：531-534 , 文章类型： Article，,卷期：2011年83-3] We report on the simple and quick synthesis of phenazine 5,10-dioxides in solvent-free conditions under microwave irradiation. Heating of benzofuroxan and dihydroxybenzene derivatives adsorbed on molecular sieves in a mi... ONE-POT CHEMOSELECTIVE SYNTHESIS OF DIFFERENT PYRANO-PYRAZOLE DERIVATIVES [作者：HERAVI MAJID M; SAEEDI MINA; BEHESHTIHA YAHYA S; OSKOOIE HOSSEIN A,期刊：Heterocycles, 页码：535-545 , 文章类型： Article，,卷期：2011年83-3] One-pot chemoselective synthesis of different pyrano-pyrazole derivatives has been reported via two different conditions. PALLADIUM-CATALYZED AMINATION OF 2-CHLORO-1-AZAAZULENE WITH 2-AMINOPYRIDINE [作者：ODA MITSUNORI; MIYAWAKI DAISUKE; MATSUMOTO NAOKO; KURODA SHIGEYASU,期刊：Heterocycles, 页码：547-554 , 文章类型： Article，,卷期：2011年83-3] Palladium-catalyzed amination of 2-chloro-1-azaazulene with 2-aminopyridine was studied under various conditions in order to obtain N-(1-azaazulen-2-yl)-N-(2-pyridyl)amine (4) and N,N-bis(1-azaazillen-2-yl)-N-(2-pyridyl)... FRIEDEL-CRAFTS REACTIONS OF VINYLAZIRIDINE LINKED TO AN ESTER GROUP [作者：TAKADA HISASHI; YASUI EIKO; SAHARA YUI; CHINEN YUKI; TANAKA HIROTOSHI; MORITA YUSUKE; KOBIKI CHIHIRO; NARISAWA DAIKI; MIZUKAMI MEGUMI; MIYASHITA MASAAKI; NAGUMO SHINJI,期刊：Heterocycles, 页码：555-570 , 文章类型： Article，,卷期：2011年83-3] Intermolecular Friedel-Crafts reactions of vinylaziridines 11, 12, 15, 16 and 20 linked. to an ester with various benzene 'derivatives occurred at the C4 position selectively to afford 5-amino-4-aryl-2-hexenoate derivati... RESVERATROL DIMERS WITH AN OXABICYCLO RING IN VATICA ALBIRAMIS [作者：ABE NAOHITO; ITO TETSURO; OYAMA MASAYOSHI; SAWA RYUICHI; TAKAHASHI YOSHIKAZU; IINUMA MUNEKAZU,期刊：Heterocycles, 页码：571-580 , 文章类型： Article，,卷期：2011年83-3] Investigation of the chemical constituents in the stem of Vatica albiramis (Dipterocarpaceae) resulted in the isolation of six stilbenoid derivatives, albiraminols C (1) and D (5), vatalbinosides G (2)-I (4). and J (6). ... SYNTHESIS OF DEMETHOXY-LYCORAMINONE [作者：KLARA HERKE; LASZLO HAZAI; ZSOFIA DUBROVAY; VIKTOR HADA; ZSUZSANNA SANTA; CSABA SZANTAY JR; GYOERGY KALAUS; CSABA SZANTAY,期刊：Heterocycles, 页码：581-589 , 文章类型： Article，,卷期：2011年83-3] Demethoxy-lycoraminone (8) was prepared in several steps starting from the appropriate benzo[c]azepine dione derivative (9). Ketone (9) was protected as a ketal group followed by methylation on the azepine nitrogen atom.... SYNTHESIS AND TRANSFORMATIONS OF NOVEL BENZO[C]FURANS [作者：ROBERTA PALKO; ZSUZSANNA RIEDL; SANDOR SOLYOM; ISTVAN PALLAGI; TIBOR ANDRAS ROKOB; ORSOLYA EGYED; GYOERGY HAJOS,期刊：Heterocycles, 页码：591-607 , 文章类型： Article，,卷期：2011年83-3] Some novel 1-cyanoisobenzofurans have been synthesized by a convenient ring closure methodology. The new products easily reacted with electron-deficient olefins and acetylenes to yield Die Is-Alder products. Theoretical ... SYNTHESIS AND ANTIMICROBIAL EVALUATION OF SOME NEW TETRAHYDROPYRIMIDINE DERIVATIVES [作者：MABKHOT YAHIA N; KHEDER NABILA A; FARAG AHMAD M,期刊：Heterocycles, 页码：609-617 , 文章类型： Article，,卷期：2011年83-3] The utility of 1,2,3,4-tetrahydropyrimidine-5-carboxylate (1a,b), and 1,2-dihydropyrimidine-5-carboxylate (2) in the synthesis of some new functionalized pyrimidine derivatives such as 6-(2-(dimethylamino)vinyl)-1,2,3,4-... PHOTOCHEMICAL REACTION OF 4,7-DIMETHYLBENZOFURAZAN USING LASER [作者：MORI AKIRA; MIKAMI YOSHITERU; SAITO HIROAKI; KOBAYASHI KOJI; MIYAIRI SHINICHI; OHSHIMA HISASHI; TAKABATAKE TOHRU,期刊：Heterocycles, 页码：619-625 , 文章类型： Article，,卷期：2011年83-3] 4,7-Dimethylbenzofurazan 1 was more reactive than other dimethylbenzofurazans, methylbenzofurazans and benzofurazan for short duration irradiation using a Xe lamp (Pyrex filter). Compound 1 was transformed by irradiation... SILYL NITRONATE 1,3-DIPOLAR CYCLOADDITION REACTIONS WITH MESO-TETRAARYLPORPHYRINS [作者：EBRAHIM MOTHI M; MOREAU MAXIME; SENGE MATHIAS O,期刊：Heterocycles, 页码：627-630 , 文章类型： Article，,卷期：2011年83-3] Isoxazoline-fused chlorins were obtained in moderate yields from the reaction of silyl nitronates and 5,10,15,20-tetra(pentafluorophenyl)porphyrin in toluene at 85 degrees C. PHLOROGLUCINOLS FROM THE LEAVES OF EUCALYPTUS GLOBULUS [作者：KAWABATA TETSURO; HASEGAWA TATSUYA; NOJIRI YUKA; UCHIDA CHIAKI; TSUBATA TOMOYUKI; KATO HIKARU; TAKANO FUMIHIDE; OHTA TOMIHISA,期刊：Heterocycles, 页码：631-636 , 文章类型： Article，,卷期：2011年83-3] A new acylphloroglucinol sesquiterpene structure, euglobal-IX (1), together with five known compounds, euglobal-III (2), -IVa (3), -IVb (4), -Ia(2) (5) and robustadial B (6), were isolated from the leaves of Eucalyptus g...