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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18条记录   AIR-STABLE AND HIGH-MOBILITY ORGANIC SEMICONDUCTORS BASED ON HETEROARENES FOR FIELD-EFFECT TRANSISTORS [作者：SHINAMURA SHOJI; OSAKA ITARU; MIYAZAKI EIGO; TAKIMIYA KAZUO,期刊：Heterocycles, 页码：1187-1204 , 文章类型： Review，,卷期：2011年83-6] Recent developments on heteroarene-based organic semiconductors applicable to high-performance, air-stable thin-film p-channel transistors are described. For the development of these new materials, including benzo[1,2-b:... SYNTHETIC STUDIES ON NITROGEN-CONTAINING FUSED-HETEROCYCLIC COMPOUNDS BASED ON THERMAL ELECTROCYCLIC REACTIONS OF 6 pi-ELECTRON AND AZA 6 pi-ELECTRON SYSTEMS [作者：CHOSHI TOMINARI; HIBINO SATOSHI,期刊：Heterocycles, 页码：1205-1239 , 文章类型： Review，,卷期：2011年83-6] Syntheses of carbazole alkaloids and indoles by an allene-mediated electrocyclic reaction of a 6 pi-electron system (II) through a tautomeric process, and syntheses of several fused pyridine ring systems including alkalo... SURVEY OF BRIARANE-TYPE DITERPENOIDS - PART IV [作者：SUNG PINGJYUN; SU JUIHSIN; WANG WEIHSIEN; SHEU JYHHORNG; FANG LEESHING; WU YANGCHANG; CHEN YUNGHUSAN; CHUNG HSUMING; SU YINDI; CHANG YUCHIA,期刊：Heterocycles, 页码：1241-1258 , 文章类型： Review，,卷期：2011年83-6] The structures, names, bioactivities, and references of 90 briarane-type diterpenoids, including 59 new compounds, are described in this review. All the briarane-type compounds mentioned in this review article were obtai... STERIC EFFECT ON THE FORMATION OF 3H-AZEPINE DERIVATIVES FROM o-ALKYLPHENYLNITRENE AND ALCOHOL AS A NUCLEOPHILIC MEDIA [作者：ULFA SITI MARIYAH; OKAMOTO HIDEKI; SATAKE KYOSUKE,期刊：Heterocycles, 页码：1259-1265 , 文章类型： Article，,卷期：2011年83-6] The cause of regioselectivity for the formation of 3-alkyl- and/or 7-alkyl-3H-azepine derivatives via the intramolecular insertion reaction of o-alkylphenylnitrene, which is generated by an action of Buy on o-alkylnitrob... REGIOSELECTIVE ONE-POT SYNTHESIS OF 2-ARYL-6-BROMOBENZOTHIAZOLE FROM ARYLALDEHYDE AND 2-AMINOTHIOPHENOL WITH PHENYLTRIMETHYLAMMONIUM TRIBROMIDE IN THE PRESENCE OF A CATALYTIC AMOUNT OF ANTIMONY(III) BROMIDE [作者：SAYAMA SHINSEI,期刊：Heterocycles, 页码：1267-1274 , 文章类型： Article，,卷期：2011年83-6] Various 2-aryl-6-bromo-1,3-benzothiazoles were regioselectively afforded in good yields by the reaction of arylaldehydes and 2-aminothiophenol with phenyltrimethylammonium tribromide in the presence of a catalytic amount... SYNTHESIS, STRUCTURE, AND THEORETICAL CALCULATIONS OF 1H-3,7-DIFURYLCYCLOPENTA[3,4-d]PYRIDAZINE [作者：SNYDER CHAD A; TICE NATHAN C; MADDOX JEREMY B; PARKIN SEAN; DANIEL AARON W; THOMAS JARON M,期刊：Heterocycles, 页码：1275-1290 , 文章类型： Article，,卷期：2011年83-6] Treating [M{eta(5)-1,2-C(5)H(3)(COC(4)H(3)O)(2)}(CO)(3)] (3) (M = Mn, 3A, M = Re, 3B) with excess hydrazine hydrate in methanol afforded the desired 5,6-fused ring pyridazine complexes, [M(CO)(3){eta(5)-1,2-C(5)H(3)(CC(4... XANTHONES IN HETEROCYCLIC SYNTHESIS. AN EFFICIENT AND GENERAL ROUTE FOR THE SYNTHESIS OF REGIOSELECTIVELY SUBSTITUTED PHTHALAZINES [作者：GARDIKIS YIANNIS; TSOUNGAS PETROS G; POTAMITIS CONSTANTINOS; PAIRAS GEORGE; ZERVOU MARIA; CORDOPATIS PAUL,期刊：Heterocycles, 页码：1291-1302 , 文章类型： Article，,卷期：2011年83-6] Xanthone undergoes regioselective substitution and nucleophically triggered ring opening to the corresponding ketone. Hydrazone of the latter oxidatively rearranges to ortho-diacylarenes, which, then, with hydrazine give... SYNTHESIS OF 3,1-BENZOTHIAZINES FROM 2-ALKENYL- AND 2-ALKYNYLANILIDES AND LAWESSON REAGENT [作者：OKUMA KENTARO; OZAKI SAORI; NAGAHORA NORIYOSHI; SHIOJI KOSEI,期刊：Heterocycles, 页码：1303-1313 , 文章类型： Article，,卷期：2011年83-6] Reaction of 2-vinylacetanilide with P(4)S(10) gave 2-vinylthioacetanilide, whereas reaction of 2-vinylacetanilide with Lawesson reagent (LR) afforded 2,4-dimethyl-4H-3,1-benzothiazine in 62% yield. Reaction of 2-alkynyla... POLYCYCLIC N-HETEROCYCLIC COMPOUNDS. PART 70: SYNTHESIS OF 5-AMINO-1,2-DIHYDROFURO[2,3-b]PYRIDO[3 ',2 ':4,5]-THIENO[3,2-d]PYRIDINES AND RELATED COMPOUNDS. EVALUATION OF EFFECTS ON LIPOPROTEIN LIPASE mRNA EXPRESSION [作者：OKUDA KENSUKE; TAKECHI HIDEYASU; HIROTA TAKASHI; SASAKI KENJI,期刊：Heterocycles, 页码：1315-1328 , 文章类型： Article，,卷期：2011年83-6] Reaction of 3-(3-cyanopropoxy)thieno[2,3-b]pyridine-2-carbonitriles with potassium tert-butoxide gave 5-amino-1,2-dihydrofuro[2,3-b]pyrido[3',2':4,5]thieno[3,2-d]pyridines via a Truce-Smiles rearrangement. The 5-amino gr... ASYMMETRIC CYCLIZATION REACTIONS OF N-BENZOYL-alpha-DEHYDROARYLALANINE ALKYL ESTERS VIA PHOTOINDUCED ELECTRON TRANSFER FROM ACHIRAL AND CHIRAL AMINES [作者：SASAKI YUJI; WATANABE HARUO; IGARASHI TETSUTARO; SAKURAI TADAMITSU,期刊：Heterocycles, 页码：1329-1353 , 文章类型： Article，,卷期：2011年83-6] Irradiation of the title compounds [(Z)-1] having (S)-(+)-sec-butyl, (-)-menthyl, and related chiral auxiliaries in methanol and 1,2-dichloroethane containing 2-(diethylamino)ethanol afforded chiral auxiliary-substituted... CONVENIENT ONE-POT SYNTHESIS OF 3-ARYL-2H-CHROMENE-4-CARBONITRILES VIA A TANDEM O-ALKYLATION-KNOEVENAGEL CONDENSATION [作者：CHEN YANHONG; XIANG HAOYUE; XIE YUYUAN; YANG CHUNHAO,期刊：Heterocycles, 页码：1355-1361 , 文章类型： Article，,卷期：2011年83-6] 3-Aryl-2H-chromene-4-carbonitriles were synthesized through one-pot tandem reaction of easily available 2-(2-hydroxyphenyl)acetonitrile (1) and 2-bromo-1-arylethanones (2) under the condition of K(2)CO(3)/dioxane. These ... REACTIONS OF 3,6-BIS(3,5-DIMETHYL-4-R-PYRAZOL-1-YL)-1,2,4,5-TETRAZINES WITH INDOLE AND 1,3,3-TRIMETHYL-2-METHYLENEINDOLINE [作者：ISHMETOVA RASHIDA I; IGNATENKO NINA K; GANEBNYKH ILYA N; TOLSHCHINA SVETLANA G; SLEPUKHIN PAVEL A; RUSINOV GENNADY L,期刊：Heterocycles, 页码：1363-1370 , 文章类型： Article，,卷期：2011年83-6] It has been found that 3,6-bis(3,5-dimethyl-4-R-pyrazol-1-yl)-1,2,4,5-tetrazines react with indole and 1,3,3-trimethyl-2-methyleneindoline to give pyridazines as [4+2]cycloaddition products. 1,3,3-Trimethyl-2-methylenein... AN EFFICIENT ARYLATION OF BENZOAZOLES WITH ARYL BROMIDES BY A PRACTICAL PALLADIUM-COPPER COCATALYTIC SYSTEM [作者：YAN XUEMING; MAO XUERONG; HUANG ZHIZHEN,期刊：Heterocycles, 页码：1371-1376 , 文章类型： Article，,卷期：2011年83-6] A practical, efficient Pd(OAc)(2)/Cu(II)/PPh(3) cocatalytic system has been developed. With only 1 mol% Pd(OAc)(2), 20 mol% copper(II) salt, and 0.5 equiv of inexpensive PPh(3) as ligand, the direct arylation of benzoazo... NEW RED PIGMENTS FROM LICHEN LETHARIELLA SINENSIS [作者：TANAKA AYAKO; KINOSHITA KAORU; ICHINOSE KOJI; TOGAWA TADAYASU; KOYAMA KIYOTAKA; NARUI TAKAO; WANG LISONG; TAKAHASHI KUNIO,期刊：Heterocycles, 页码：1377-1383 , 文章类型： Article，,卷期：2011年83-6] New red pigments were isolated from a lichen thallus, Lethariella sinensis by Wei & Jiang. The structures of the red pigments, rubrosinensiquinones A (1), B (2), and C (3), were determined by spectroscopic analyses. SYNTHESIS OF 1-DEOXYELDECALCITOL, A BIOLOGICALLY INTERESTING ANALOG OF 1 alpha,25-DIHYDROXY-2 beta-(3-HYDROXYPROPOXY)VITAMIN D(3) (ELDECALCITOL) [作者：SASAKI HIROTAKA; ETO KOHEI; TAKAHASHI KEISUKE; ISHIHARA JUN; HATAKEYAMA SUSUMI; KUBODERA NOBORU,期刊：Heterocycles, 页码：1385-1394 , 文章类型： Article，,卷期：2011年83-6] A synthesis of biologically interesting 1-deoxyeldecalcitol, a dehydroxylated analog at the la-position of 1 alpha,25-dihydroxy-2 beta-(3-hydroxypropoxy)vitamin D(3) (eldecalcitol), using Trost's coupling methodology is ... FORMATION OF THE 1H-PYRROLO[3,4-c]PYRIDIN-1-ONE SKELETON VIA INTRAMOLECULAR DIELS-ALDER REACTION OF OXAZOLES [作者：OHBA MASASHI; FUKUYAMA KEI; IZUMI YUKO; INAKI MASAKI,期刊：Heterocycles, 页码：1395-1403 , 文章类型： Article，,卷期：2011年83-6] The 1H-pyrrolo[3,4-c]pyridin-1-one derivatives (4a-c) were prepared through a route employing the intramolecular Die Is Alder reaction of the oxazole-olefins (3a-c). Conversion of the crotonamide (3a) into 4a was effecti...