- Mannich reaction of 5-hydroxy-b-carboline. Application to the synthesis of novel oxazinopyrimidocarboline derivatives.
[作者：Issa, Samar;Walchshofer, Nadia;Kassab, Issam;Gentili, Jacques;Geahchan, Aziz;Bouaziz, Zouhair;,期刊：Heterocycles, 页码：2761-2767 , 文章类型： 研究论文，,卷期：2008年75-11]
- submitted to the Mannich reaction towards formaldehyde and some primary amines. It underwent an original reaction of bis-aminomethylation-cyclization giving the oxazinopyrimidocarboline derivs., e. g. I. The structure ...
- Synthesis of 1-aryl-1H-pyrrolo[2,3-b]pyridines (1-aryl-7-azaindoles) by a thermal dehydration-cyclization-dehydrogenation sequence of 2-arylamino-3-(1-hydroxyalkyl)pyridines.
[作者：Kobayashi, Kazuhiro;Fujita, Seiki;Fukamachi, Shuhei;Konishi, Hisatoshi;,期刊：Heterocycles, 页码：2735-2744 , 文章类型： 研究论文，,卷期：2008年75-11]
- been prepd. in reasonable yields from the corresponding 2-arylamino-3-(1-hydroxyalkyl)pyridines, on heating at ca. 250 癈, through a successive dehydration/cyclization/dehydrogenation sequence.
- Azinyl sulfides. Part CX. Synthesis and alkylation of sodium 4-thioxo-1,4-dihydroquinoline-3-sulfinate.
[作者：Skrzypek, Leszek;Maslankiewicz, Andrzej;,期刊：Heterocycles, 页码：2769-2778 , 文章类型： 研究论文，,卷期：2008年75-11]
- The reaction of 4-chloro-3-quinolinesulfonyl chloride (I) with sodium hydrogen sulfide led to sodium 4-thioxo-1,4-dihydro-3-quinolinesulfinate (II). Compd. II, in reactions with alkyl halides, was monoalkylated to sodiu...
- The synthesis and microbiological activity of 2-mercapto-4-methoxypyridine-3-carbonitrile derivatives.
[作者：Miszke, Agnieszka;Foks, Henryk;Brozewicz, Kamil;Kedzia, Anna;Kwapisz, Ewa;Zwolska, Zofia;,期刊：Heterocycles, 页码：2723-2734 , 文章类型： 研究论文，,卷期：2008年75-11]
- Synthesis of 2-(3-cyano-4-methoxypyridin-2-ylthio)acetic acid derivs., starting either from 2-bromo-4-methoxypyridine-3-carbonitrile or 2-mercapto-4-methoxypyridine-3-carbonitrile is reported. The obtained products coul...
- Regioselective syntheses of 1-, 2-, 3- and 4-aminoindolo[2,3-b]quinoxalines.
[作者：Jaouen, Aurelie;Helissey, Philippe;Desbene-Finck, Stephanie;Giorgi-Renault, Sylviane;,期刊：Heterocycles, 页码：2745-2759 , 文章类型： 研究论文，,卷期：2008年75-11]
- Regioselective syntheses of the 1-, 2-, 3-, and 4-aminoindolo[2,3-b]quinoxalines have been developed in view of the contradictory results published in the literature concerning the structure of the indoloquinoxalines obt...
- A new method to synthesize famciclovir.
[作者：Luo, Lei;Chen, Guorong;Li, Yuanchao;,期刊：Heterocycles, 页码：2803-2808 , 文章类型： 研究论文，,卷期：2008年75-11]
- A new and efficient method has been reported for the synthesis of 2-amino-9-[4-acetoxy-3-(acetoxymethyl)butyl-1-yl]purine (famciclovir) starting from guanine. The route involves chlorination of guanine, optimized Mitsun...
- A facile synthesis of some new 7,8-dihydrospiro{imidazo[1,2-a]pyridine-7,3'-indoline}-2'-one derivatives.
[作者：El-Zohry, Maher F.;Mohamed, Thanaa A.;Hussein, Essam M.;,期刊：Heterocycles, 页码：2791-2802 , 文章类型： 研究论文，,卷期：2008年75-11]
- 3-dicyanomethylidine-1-ethyl-2-oxoindoline in Et acetate to afford 5-amino-6-cyano-7,8-dihydro-1'-ethylspiro{imidazo[1,2-a]pyridine-7,3'-i ndolin}-2'-one. This product was used as a key intermediate for synthesis of fus...
- Survey of briarane-type diterpenoids - part III.
[作者：Sung, Ping-Jyun;Sheu, Jyh-Horng;Wang, Wei-Hsien;Fang, Lee-Shing;Chung, Hsu-Ming;Pai, Chen-Hao;Su, Yin-Di;Tsai, Wei-Tse;Chen, Bo-Yuan;Lin, Mei-Ru;Li, Gung-Ying;,期刊：Heterocycles, 页码：2627-2648 , 文章类型： 综述，,卷期：2008年75-11]
- A review. The structures, names, biol. activities, and refs. of 137 briarane-type diterpenoids, with g-lactone skeleton I, are summarized. All briaranes mentioned in this review article were obtained from various octoco...
- New method of synthesis of 5,6-dihydro-4H-pyrrolo[1,2-a][1,4]benzodiazepines.
[作者：Mokrov, Grigory V.;Likhosherstov, Arkady M.;Gewald, Rainer;Schindler, Rudolf;,期刊：Heterocycles, 页码：2713-2722 , 文章类型： 研究论文，,卷期：2008年75-11]
- anthranilic acid alkyl esters in boiling acetic acid to give 2-(2-formylpyrrol-1-yl)benzoic acid esters. The reductive amination of these esters with primary arylalkylamines led to 2-{2-[(arylalkylamino)methyl]pyrrol-1-...
- Synthesis of 2-substituted pyrimido[5,4-b]indolizine derivatives from acetates of Baylis-Hillman adducts.
[作者：Jiang, Min;He, Qian;Yang, Chunhao;Xie, Yuyuan;,期刊：Heterocycles, 页码：2659-2666 , 文章类型： 研究论文，,卷期：2008年75-11]
- Novel tricyclic heterocycle pyrimido[5,4-b]indolizine derivs. I (R = Me, SMe, Ph, 3-MeOC6H4, 4-ClC6H4, 4-BrC6H4, 4-MeC6H4) were synthesized conveniently in two steps. The key intermediate 2-substituted 5-[(pyridin-2-yl)...
- A facile route to pyrrolo[2,1-a]- and 1,2,3-triazolo[5,1-a]dihydroisoquinolines.
[作者：Abdallah, Tayseer A.;,期刊：Heterocycles, 页码：2779-2789 , 文章类型： 研究论文，,卷期：2008年75-11]
- Treatment of 3,4-dihydro-6,7-dimethoxy-1-methylisoquinoline (I) with a-bromoketones in benzene in the presence of triethylamine afforded the corresponding pyrrolo[2,1-a]isoquinolines II (R = Ph, benzothiazin-2-yl, etc.)....
- Azinyl sulfides. Part CIX.
[作者：1-Alkyl-3-ethylthio-4-(N-benzoyl-N-phenylamino)quinolinium salts -;,期刊：Heterocycles, 页码：2649-2657 , 文章类型： 研究论文，,卷期：2008年75-11]
- The reaction of 1-alkyl-4-(phenylamino)quinolinium 3-thiolates I (R = Me, Et) with benzoyl chloride leads to 1-alkyl-3-benzoylthio-4-(phenylamino)quinolinium chlorides, II. In the presence of DABCO, compds. II eliminate...
- A facile synthesis of 2-difluoromethyl-6-methylpyridine-3,5-dicarboxylates.
[作者：Katsuyama, Isamu;Funabiki, Kazumasa;Matsui, Masaki;Muramatsu, Hiroshige;Shibata, Katsuyoshi;,期刊：Heterocycles, 页码：2703-2711 , 文章类型： 研究论文，,卷期：2008年75-11]
- a,b-Unsatd. trifluoromethyl ketones react with primary enamines in the presence of phosphorus oxychloride/pyridine adsorbed on silica gel, providing 1,4-dihydro-2-methyl-6-trifluoromethylpyridines, which undergo dehydrof...
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