- Palladium-Catalyzed [2 + 2 + 2] Cycloadditions of 3,4-Didehydrophenanthrene and 1,2-Didehydrotriphenylene.
[作者:Romero, Carmen;Pena, Diego;Perez, Dolores;Guitian, Enrique;,期刊:Journal of Organic Chemistry, 页码:7996-8000 , 文章类型: 研究论文,,卷期:2008年73-20]
- Palladium-catalyzed [2 + 2 + 2] cycloaddn. reactions of 3,4-didehydrophenanthrene (3,4-phenanthryne) and 1,2-didehydrotriphenylene (1,2-triphenylyne) afford sterically congested polycyclic arom. hydrocarbons with novel s...
- 9,10-Disubstituted Octafluoroanthracene Derivatives via Palladium-Catalyzed Cross-Coupling.
[作者:Tannaci, John F.;Noji, Masahiro;McBee, Jennifer L.;Tilley, T. Don;,期刊:Journal of Organic Chemistry, 页码:7895-7900 , 文章类型: 研究论文,,卷期:2008年73-20]
- 9,10-Dichlorooctafluoroanthracene reacts with arylboronic acids and terminal alkynes under palladium-catalyzed cross-coupling conditions to afford 9,10-diaryloctafluoroanthracenes and 9,10-dialkynyloctafluoroanthracenes,...
- The Proton Complex of a Diaza-macropentacycle: Structure, Slow Formation, and Chirality Induction by Ion Pairing with the Optically Active 1,1'-Binaphthyl-2,2'-diyl Phosphate Anion.
[作者:Bonnot, Clement;Chambron, Jean-Claude;Espinosa, Enrique;Bernauer, Klaus;Scholten, Ulrich;Graff, Roland;,期刊:Journal of Organic Chemistry, 页码:7871-7881 , 文章类型: 研究论文,,卷期:2008年73-20]
- The protonation of a sterically crowded [N2S6] macropentacycle (1) with and doubly (o+o+ [1?H]2+) protonated forms as kinetic products, the i+o form of [1譎]+ being the thermodn. product. i+o [1譎]+ is C3 helically chiral ...
- Photoinduced Three-Component Reactions of Tetracyanobenzene with Alkenes in the Presence of 1,3-Dicarbonyl Compounds as Nucleophiles.
[作者:Lu, Zhi-Feng;Shen, Yong-Miao;Yue, Jia-Jun;Hu, Hong-Wen;Xu, Jian-Hua;,期刊:Journal of Organic Chemistry, 页码:8010-8015 , 文章类型: 研究论文,,卷期:2008年73-20]
- Photoinduced three-component reactions between tetracyanobenzene (TCNB), an arom. olefin, and a b-dicarbonyl compd. afford products composed of the three components via formal elimination of hydrogen cyanide, leading to ...
- Isolation, Biological Significance, Synthesis, and Cytotoxic Evaluation of New Natural Parathiosteroids A-C and Analogues from the Soft Coral Paragorgia sp.
[作者:Poza, Javier Jesus;Fernandez, Rogelio;Reyes, Fernando;Rodriguez, Jaime;Jimenez, Carlos;,期刊:Journal of Organic Chemistry, 页码:7978-7984 , 文章类型: 研究论文,,卷期:2008年73-20]
- Three unusual new steroid thioesters, parathiosteroids A-C (I-III), were isolated from the 2-propanol ext. of the soft coral Paragorgia sp. collected in Madagascar. Their structures, detd. by detailed spectroscopic anal...
- Koshikamide B, a Cytotoxic Peptide Lactone from a Marine Sponge Theonella sp.
[作者:Araki, Takahiro;Matsunaga, Shigeki;Nakao, Yoichi;Furihata, Kazuo;West, Lyndon;Faulkner, D. John;Fusetani, Nobuhiro;,期刊:Journal of Organic Chemistry, 页码:7889-7894 , 文章类型: 研究论文,,卷期:2008年73-20]
- Koshikamide B (I) has been isolated from two sep. collections of the marine sponge Theonella sp. as the major cytotoxic constituent. I is a 17-residue peptide lactone composed of six proteinogenic amino acids, two D-iso...
- Interplay of p-Electron Delocalization and Strain in [n](2,7)Pyrenophanes.
[作者:Dobrowolski, Michal A.;Cyranski, Michal K.;Merner, Bradley L.;Bodwell, Graham J.;Wu, Judy I.;Schleyer, Paul von Rague;,期刊:Journal of Organic Chemistry, 页码:8001-8009 , 文章类型: 研究论文,,卷期:2008年73-20]
- The geometries of a series of [n](2,7)pyrenophanes (n = 6-12) were optimized at the B3LYP/6-311G** DFT level. The X-ray crystal structures detd. for the [9](2,7)- and [10](2,7)pyrenophanes agreed excellently with the co...
- CO2 Adducts of N-Heterocyclic Carbenes: Thermal Stability and Catalytic Activity toward the Coupling of CO2 with Epoxides.
[作者:Zhou, Hui;Zhang, Wen-Zhen;Liu, Cui-Hua;Qu, Jing-Ping;Lu, Xiao-Bing;,期刊:Journal of Organic Chemistry, 页码:8039-8044 , 文章类型: 研究论文,,卷期:2008年73-20]
- was studied by means of in situ FTIR method with monitoring of the n(CO2) region of the IR spectra under various conditions. shows higher thermal stability compared with 1,3-bis(2,6-diisopropylphenyl)imidazolium-2-carbox...
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