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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66条记录   STRUCTURE-ACTIVITY RELATIONSHIPS OF SYNTHESIZED PROCYANIDIN OLIGOMERS: DPPH RADICAL SCAVENGING ACTIVITY AND MAILLARD REACTION INHIBITORY ACTIVITY [作者：SAITO AKIKO; NAKAJIMA NORIYUKI,期刊：Heterocycles, 页码：1081-1090 , 文章类型： Article，,卷期：2010年80-2] Procyanidins are known as condensed tannins and/or oligomeric flavonoids, and are present in many edible plants and show interesting various biological activities. We previously developed and reported a simple and versat... THREE-COMPONENT REACTIONS WITH 3-PHENYL-1-AZA-BICYCLO[1.1.0]BUTANE, DIMETHYL DICYANOFUMARATE, AND PRIMARY AROMATIC AMINES [作者：MLOSTON GRZEGORZ; HEIMGARTNER HEINZ,期刊：Heterocycles, 页码：1091-1102 , 文章类型： Article，,卷期：2010年80-2] The three-component reaction of 3-phenyl-1-azabicyclo[1.1.0]butane (la) with 2,3-dicyanofumarates (DCFM) and primary aromatic amines in dichloromethane at room temperature yielded mixtures of (Z)-2-arylamino-3-cyanofumar... UNUSUAL REACTIONS OF THE HIGHLY STRAINED MACROCYCLES WITH LITHIUM SALTS: ANION CONTROL FOR THE REACTION RATES AND ELUCIDATION OF THE PROPERTIES OF THEIR LITHIUM COMPLEXES [作者：MORITA JUNKO; TSUCHIYA SHINJI; YOSHIDA NAO; NAKAYAMA NIREI; OGAWA SHOJIRO,期刊：Heterocycles, 页码：1103-1123 , 文章类型： Article，,卷期：2010年80-2] The complexation reactions of dicyano monoalkyl tetraaza macrocycle 3b with lithium salts (Li+X-) and the properties of resulting macrocycle 3b-Li+X- complexes were examined in detail by means of H-1-NMR spectroscopy, be... REACTION BEHAVIOR OF CUMULENE: DIELS-ALDER, FRIEDEL-CRAFTS, AND Pd-CATALYZED DOMINO REACTIONS [作者：ASAKAWA TOMOHIRO; IINUMA MIE; WAKASUGI YUKO; KUNO MAYUMI; FURUTA TAKUMI; FUJII SATOSHI; TANAKA KIYOSHI; KAN TOSHIYUKI,期刊：Heterocycles, 页码：1125-1147 , 文章类型： Article，,卷期：2010年80-2] Diels-Alder, Friedel Crafts, and domino reactions mediated by Pd-catalyst of [3]cumulene 1 were investigated. Although the Diets Alder reaction with cyclopentadiene occurred selectively on the C2, C3 double bond to give ... NON-NATURAL NUCLEOSIDES BASED ON 1,2,4-TRIAZOLO[1,5-a]PYRIMIDIN-7-ONES [作者：CHUPAKHIN OLEG N; SHESTAKOVA TATIANA S; DEEV SERGEY L; ELTSOV OLEG S; RUSINOV VLADIMIR L,期刊：Heterocycles, 页码：1149-1163 , 文章类型： Article，,卷期：2010年80-2] Two methods for synthesis of new nucleosides bearing 6-phenyl-1,2,4-triazolo[1,5-a]pyrimidin-7-ones as a base have been developed. The first one includes Vorbruggen glycosylation reaction. The second method, which is eff... SYNTHESIS OF TETRABENZOPORPHYRINS FUSED WITH FLUORANTHENES [作者：NAKAMURA JUN; OKUJIMA TETSUO; TOMIMORI YUYA; KOMOBUCHI NAOKI; YAMADA HIROKO; UNO HIDEMITSU; ONO NOBORU,期刊：Heterocycles, 页码：1165-1175 , 文章类型： Article，,卷期：2010年80-2] Tetrabenzoporphyrins fused with fluoranthenes were prepared by the retro Diels-Alder reaction of the precursors composed of a porphyrin and four fluoranthenes connected with bicyclo[2.2.2]octadiene (BCOD). These porphyri... STILLE CROSS-COUPLING REACTIONS OF ARYL MESYLATES AND TOSYLATES USING A BIARYLPHOSPHINE BASED CATALYST SYSTEM [作者：NABER JOHN R; FORS BRETT P; WU XIAOXING; GUNN JONATHON T; BUCHWALD STEPHEN L,期刊：Heterocycles, 页码：1215-1226 , 文章类型： Article，,卷期：2010年80-2] A catalyst system for the Stille cross-coupling reactions of aryl mesylates and tosylates is reported. Using the combination of Pd(OAc)(2), XPhos, and CsF in t-BuOH an array of aryl and heteroaryl sulfonates were success... MEMORY OF CHIRALITY IN THE ELECTROCHEMICAL OXIDATION OF THIAZOLIDINE-4-CARBOXYLIC ACID DERIVATIVES [作者：WANYOIKE GEORGE NGANGA; MATSUMURA YOSHIHIRO; KURIYAMA MASAMI; ONOMURA OSAMU,期刊：Heterocycles, 页码：1177-1185 , 文章类型： Article，,卷期：2010年80-2] Memory of chirality in the electrochemical oxidation of thiazolidine-4-carboxylic acid derivatives was observed. The relatively larger size of sulphur atom than the oxygen atom for oxazolidine-4-carboxylic acid derivativ... THERMAL BEHAVIOR OF BICYCLO[2.2.2]OCTADIENE-INSTALLED PRECURSORS FOR 2H-ANTHRA[2,3-c]PYRROLES AND ANTHRA[2,3-c]THIOPHENE [作者：UOYAMA HIROKI; CAI CHENXIN; TAHARA HIROYUKI; SHIMIZU YUSUKE; HAGIWARA HIDEKI; HANASAKI YASUAKI; YAMADA HIROKO; OKUJIMA TETSUO; UNO HIDEMITSU,期刊：Heterocycles, 页码：1187-1196 , 文章类型： Article，,卷期：2010年80-2] 4,11-Ethano-4,11-dihydro-2H-anthra[2,3-c]pyrrole and 4,11-ethano-4,11-dihydroanthra[2,3-c]thiophene derivatives were prepared from the corresponding bicyclo[2.2.2]octadiene-fused five-membered heterocycles by the Diels-A... SYNTHESIS AND PROPERTIES OF DICARBOXIMIDE DERIVATIVES OF PERYLENE AND AZAPERYLENE [作者：NAGAO YUKINORI; YOSHIDA TATSUROU; ARIMITSU KOJI; KOZAWA KOZO,期刊：Heterocycles, 页码：1197-1213 , 文章类型： Article，,卷期：2010年80-2] The N-alkyl dicarboximide derivatives of naphthylisoquinoline and binaphthalene were prepared by the hetero coupling reaction of the corresponding N-alkyl dicarboximide derivatives of stannylnaphthalene with bromodimethy... SYNTHESIS AND PHOTOPHYSICAL PROPERTIES OF 2,3,5,6,7,8-HEXASILABICYCLO[2.2.2]OCTAN-1-YL-SUBSTITUTED ARENES [作者：SHIMIZU MASAKI; KAWAGUCHI TOMOAKI; NAKAGAWA HISASHI; ODA KATSUNARI; HIYAMA TAMEJIRO,期刊：Heterocycles, 页码：1275-1290 , 文章类型： Article，,卷期：2010年80-2] Incorporation of 2,2,3,3,5,5,6,6,7,7,8,8-dodecamethyl-2,3,5,6,7,8-hexasilabicyclo[2.2.2] octan-1-yl moiety into such chromophores as biphenyl, terphenyl, stilbene, and tolan was found to induce bathochromic shifts of abs... QUINONE DIMERS CONNECTED BY 1,4-PHENYLENE AND 2,5-THIENYLENE MOIETIES AS A pi-LINKER [作者：HAYASHI NAOTO; SAKAKIBARA TERU; OHNUMA TAKAHIRO; YOSHINO JUNRO; HIGUCHI HIROYUKI,期刊：Heterocycles, 页码：1227-1238 , 文章类型： Article，,卷期：2010年80-2] The synthesis and characterization of quinone dimers connected by 1,4-phenylene (QPQ) and 2,5-thienylene (QTQ) linkers are described. QPQ and QTQ were synthesized by means of Suzuki coupling and subsequent oxidation. Sig... RhCl3-CATALYZED DISULFIDE EXCHANGE REACTION OF INSULIN AND DITHIODIGLYCOLIC ACID [作者：ARISAWA MIEKO; KUWAJIMA MANABU; SUWA ATSUSHI; YAMAGUCHI MASAHIKO,期刊：Heterocycles, 页码：1239-1248 , 文章类型： Article，,卷期：2010年80-2] RhCl3 catalyzed the alkylthio exchange reaction of insulin and dithiodiglycolic acid in water under homogeneous conditions. Insulin was rapidly consumed, and mono- and bis-exchanged insulin were formed along with the dis... SYNTHESIS AND EVALUATION OF NOVEL 3,4-EPOXYPIPERIDINES AS EFFICIENT DNA ALKYLATING AGENTS [作者：KAWADA YUJI; KODAMA TETSUYA; MIYASHITA KAZUYUKI; IMANISHI TAKESHI; OBIKA SATOSHI,期刊：Heterocycles, 页码：1249-1265 , 文章类型： Article，,卷期：2010年80-2] 3,4-Epoxypiperidine derivatives are novel DNA alkylating agents based on an active site of the antitumor antibiotics azinomycins A and B. A 3,4-epoxypiperidine library was constructed containing derivatives with a variet... SYNTHESIS OF SOME NEW BIHETEROCYCLES BY A ONE-POT SUZUKI-MIYAURA COUPLING REACTION [作者：DEODHAR MANDAR; BLACK DAVID STC; CHAN DANIEL SHIUHIN; KUMAR NARESH,期刊：Heterocycles, 页码：1267-1274 , 文章类型： Article，,卷期：2010年80-2] Halogenated indoles, benzofurans and flavones were subjected to a one-pot Suzuki-Miyaura coupling reaction to generate a series of new biheterocycles. The methodology may be readily adapted to the synthesis of a wide var... EFFICIENT PREPARATION OF UROCANIC ACID DERIVATIVES FROM HISTIDINE [作者：LOVELY CARL J; SIVAPPA RASAPALLI; MUKHERJEE SABUJ; DOUNDOULAKIS THOMAS; LIMA HEATHER M; YOUSUFUDDIN MUHAMMED,期刊：Heterocycles, 页码：1353-1358 , 文章类型： Article，,卷期：2010年80-2] Urocanic acid derivatives have served as useful starting materials in several total synthesis endeavors in our lab. This paper describes a convenient, large-scale synthesis of several derivatives of urocanic acid via the...