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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14条记录   N-HYDROXY- AND N-AMINOTETRAZOLES AND THEIR DERIVATIVES - SYNTHESIS AND REACTIONS [作者：MODERHACK DIETRICH,期刊：Heterocycles, 页码：1435-1487 , 文章类型： Review，,卷期：2011年83-7] This account summarizes the preparative chemistry of the title compounds as it developed from the beginnings a century ago; though detailed, the report is intended to be illustrative rattler than encyclopedic. SYNTHETIC ROUTES TOWARDS PYRIMIDO[1,2-a][1,3,5]TRIAZINES (REVIEW) [作者：DOLZHENKO ANTON V,期刊：Heterocycles, 页码：1489-1525 , 文章类型： Review，,卷期：2011年83-7] The present review summarizes information on the synthetic approaches to compounds with pyrimido[1,2-a][1,3,5]triazines, 1,3,5-triazino[2,1-b]quinazolines (benzofused pyrimido[1,2-a][1,3,5]triazines), and other polyfused... A NOVEL CONJUGATED DONOR-ACCEPTOR SYSTEM BASED ON TETRATHIAFULVALENE MERGING PYRENE UNIT: SYNTHESIS, PHYSICAL PROPERTIES AND THEORETICAL CALCULATIONS [作者：JIA CHUNYANG; ZHANG JIAQIANG; ZHANG LIGONG; YAO XIAOJUN,期刊：Heterocycles, 页码：1527-1534 , 文章类型： Article，,卷期：2011年83-7] A novel conjugated donor-acceptor compound (1) based on tetrathiafulvalene has been synthesized and fully characterized. Intramolecular charge transfer (ICT) in compound 1, arising from HOMO-LUMO singlet transitions, has... SYNTHETIC STUDY OF CARBOCYCLIC CORE OF CORTISTATIN A, AN ANTI-ANGIOGENIC STEROIDAL ALKALOID FROM MARINE SPONGE [作者：KOTOKU NAOYUKI; SUMII YUJI; HAYASHI TAKESHI; KOBAYASHI MOTOMASA,期刊：Heterocycles, 页码：1535-1552 , 文章类型： Article，,卷期：2011年83-7] Synthesis of carbocyclic core of cortistatin A (1), a novel anti-angiogenic steroidal alkaloid from Indonesian marine sponge, was investigated. Intramolecular Heck cyclization using substrate 18 achieved construction of ... SYNTHESIS AND BIOLOGICAL EVALUATION OF A NOVEL SERIES OF 1,3-DICOUMARINYL-5-ARYL-2-PYRAZOLINES [作者：CACIC MILAN; MOLNAR MAJA; STRELEC IVICA,期刊：Heterocycles, 页码：1553-1566 , 文章类型： Article，,卷期：2011年83-7] In the present paper novel 1,3,5-trisubstituted 2-pyrazolines (4a-q) were synthesized via condensation of different substituted 3-cinnamoyl-2-oxo-2H-chromenes (2a-q) with 2-(4-methyl-2-oxo-2H-chromen-7-yloxy)acetohydrazi... REACTIONS AND TAUTOMERIC BEHAVIOR OF 1-(2-PYRIDINYL)-1H-PYRAZOL-5-OLS [作者：PFAFFENHUEMER PETER; LAGGNER CHRISTIAN; DEIBL STEFAN; DATTERL BARBARA; HOLZER WOLFGANG,期刊：Heterocycles, 页码：1567-1585 , 文章类型： Article，,卷期：2011年83-7] The tautomeric behavior of 1-(2-pyridinyl)-2-pyrazolin-5-one (l a) and its 3-methyl derivative (1b) in different solvents was investigated by means of NMR spectroscopy ((1)H, (13)C, (15)N). Moreover, studies regarding th... EFFICIENT SYNTHESIS OF 5-AMINO-6-DIALKYLAMINO-4-HYDROXYPENTANAMIDE DERIVATIVES FOR RENIN INHIBITORS [作者：NAKAMURA YUJI; OGAWA YASUYUKI; SUZUKI CHIE; FUJIMOTO TEPPEI; MIYAZAKI SHOJIRO; TAMAKI KAZUHIKO; NISHI TAKAHIDE; SUEMUNE HIROSHI,期刊：Heterocycles, 页码：1587-1602 , 文章类型： Article，,卷期：2011年83-7] We report an efficient synthetic method for 5-amino-6-dialkylamino-4-hydroxypentanamide derivatives using Shi Asymmetric Epoxidation and the ring opening of N-(2-nitrobenzenesulfonyl)aziridine with hindered secondary ami... NEW FURANOCOUMARINS FROM THE FRUITS OF MELICOPE TRIPHYLLA [作者：NAKASHIMA KENICHI; OYAMA MASAYOSHI; ITO TETSURO; MURATA HIROKO; IINUMA MUNEKAZU,期刊：Heterocycles, 页码：1603-1610 , 文章类型： Article，,卷期：2011年83-7] Four new furanocoumarins (1-4) were isolated from the fruits of Melicope triphylla (Rutaceae), together with two known coumarins (5, 6), nine flavonoids (7-15), two alkaloids (16, 17), and methyl p-geranyloxy-trans-cinna... A NOVEL PYRROLIZIDINE ALKALOID FROM LIGULARIA LANKONGENSIS [作者：TAN AIMIN; ZHANG MIAN; WANG ZHENGTAO; ZHANG HUA,期刊：Heterocycles, 页码：1611-1614 , 文章类型： Article，,卷期：2011年83-7] A novel pyrrolizidine alkaloid named lankongensisine (1) was isolated from the roots of Ligularia lankongensis, and its structure was established by spectroscopic analysis. REACTION OF [60]FULLERENE WITH EPOXIDES UNDER PHOTO-IRRADIATION: SYNTHESIS OF C(60)-FUSED TETRAHYDROFURAN DERIVATIVES [作者：MIAO CHUNBAO; TIAN ZONGYONG; RUAN XIAOJIAO; SUN XIAOQIANG; YANG HAITAO,期刊：Heterocycles, 页码：1615-1620 , 文章类型： Article，,卷期：2011年83-7] The photoreactions of [60]fullerene (C(60)) with various epoxides have been investigated. Trans 2-aroyl-3-aryloxiranes reacted with [60]fullerene giving both the major cis products and the minor trans adducts. The influe... SYNTHESIS AND PROPERTIES OF anti/syn-REGIOISOMERIC MIXTURES OF ALKYL-SUBSTITUTED TETRACENES [作者：KITAMURA CHITOSHI; KANO HIROYUKI; TSUKUDA HIDEKI; KAWASE TAKESHI; KOBAYASHI TAKASHI; NAITO HIROYOSHI,期刊：Heterocycles, 页码：1621-1629 , 文章类型： Article，,卷期：2011年83-7] We prepared anti/syn-regioisomeric mixtures of alkyl-substituted tetracenes via Diels-Alder reaction between asymmetric furans and 2,6-naphthodiyne synthon. The solid-state color of the mixtures changed before and after ... A FACILE SYNTHESIS OF NEW TROPONOID-BEARING FLAVONOID-LIKE COMPOUNDS [作者：CHANG MINGQIN; LI YANG; GAO WENTAO,期刊：Heterocycles, 页码：1631-1640 , 文章类型： Article，,卷期：2011年83-7] A facile synthesis of a series of new flavonoid-like troponoid compounds, namely 3-(3-arylacryloyl)-5-bromotropolones (2a-i) and 2-aryl-6-bromocyclohepta[b]pyran-4,9-diones (3a-i) is described, involving the Claisen-Schm... A CONVENIENT SYNTHESIS OF 1,3-DISUBSTITUTED 4-THIOXO-3,4-DIHYDROPYRIDO[2,3-d]PYRIMIDIN-2(1H)-ONES AND 4-THIOXO-3,4-DIHYDROPYRIDO[4,3-d]PYRIMIDIN-2(1H)-ONES [作者：KOBAYASHI KAZUHIRO; KOMATSU TOSHIHIDE; YOKOI YUKI; KONISHI HISATOSHI,期刊：Heterocycles, 页码：1641-1647 , 文章类型： Article，,卷期：2011年83-7] The reaction of 2-chloro-3-lithiopyridine with alkyl isothiocyanates gave the corresponding N-alkyl-2-chloropyridine-3-thiocarboxamides, which in turn were allowed to react with aryl isocyanates in the presence of sodium... SYNTHESIS OF FLUORESCENCE PYRIPROXYFEN ANALOGUES AS JUVENILE HORMONE AGONISTS [作者：ABE HIDEKI; SATO AKIMI; TOKISHITA SHINICHI; OHTA TOSHIHIRO; ITO HISANAKA,期刊：Heterocycles, 页码：1649-1658 , 文章类型： Article，,卷期：2011年83-7] Four fluorescence analogues of juvenile hormone agonist pyriproxyfen were designed and synthesized. The synthetic analogue having a dimethylamino group exhibited fluorescence, and therefore can be used for investigation ...