- Ainsliatrimers A and B, the first two guaianolide trimers from Ainsliaea fulvioides.
[作者:Wang, Yan;Shen, Yun-Heng;Jin, Hui-Zi;Fu, Jian-Jun;Hu, Xiao-Jia;Qin, Jiang-Jiang;Liu, Jian-Hua;Chen, Ming;Yan, Shi-Kai;Zhang, Wei-Dong;,期刊:Organic Letters, 页码:5517-5520 , 文章类型: 研究论文,,卷期:2008年10-24]
- related sesquiterpene dimer ainsliadimer B (3), were isolated from the aerial part of Ainsliaea fulvioides. . Their structures were elucidated by spectroscopic techniques, including X-ray crystal diffraction. Both I an...
- Marineosins A and B, cytotoxic spiroaminals from a marine-derived actinomycete.
[作者:Boonlarppradab, Chollaratt;Kauffman, Christopher A.;Jensen, Paul R.;Fenical, William;,期刊:Organic Letters, 页码:5505-5508 , 文章类型: 研究论文,,卷期:2008年10-24]
- sediment-derived actinomycete related to the genus Streptomyces. The marineosins, which appear to be derived from unknown modifications of prodigiosin-like pigment pathways, showed significant inhibition of human colon c...
- A Reversible Luminescent Lanthanide Switch Based on a Dibenzo[24]-Crown-8-Dipicolinic Acid Conjugate.
[作者:Han, Min;Zhang, Heng-Yi;Yang, Li-Xu;Jiang, Qiao;Liu, Yu;,期刊:Organic Letters, 页码:5557-5560 , 文章类型: 研究论文,,卷期:2008年10-24]
- A novel host mol. (I) bearing a dibenzo[24]-crown-8 moiety and a dipicolinic acid group was synthesized, and its Tb3+ complex displayed a satisfactory luminescent emission. The tris[2]pseudorotaxane formed from [TbL3]3-...
- Efficient Synthesis of an a(2,9) Trisialic Acid by One-Pot Glycosylation and Polymer-Assisted Deprotection.
[作者:Tanaka, Hiroshi;Tateno, Yusuke;Nishiura, Yuji;Takahashi, Takashi;,期刊:Organic Letters, 页码:5597-5600 , 文章类型: 研究论文,,卷期:2008年10-24]
- An efficient synthesis of a(2,9) trisialic acid has been achieved via one-pot glycosylation and polymer-assisted deprotection. The synthesis involves chemo- and regioselective a-sialylation of ethylthiosialoside with th...
- Base-Catalyzed Diels-Alder Reactions of 2H-Pyran-2,5-diones: A Mild Approach to Basiliolide B.
[作者:Zhou, Xiongfei;Wu, Wanqing;Liu, Xiaozu;Lee, Chi-Sing;,期刊:Organic Letters, 页码:5525-5528 , 文章类型: 研究论文,,卷期:2008年10-24]
- A new class of base-catalyzed Diels-Alder reactions of 2H-pyran-2,5-diones has been developed using catalytic amt. of dicyclohexylmethylamine in tert-Bu alc. This method has been successfully employed for construction o...
- Diastereoselective Oxidative Carbon-Carbon Bond Formation via Silyl Bis-enol Ethers.
[作者:Avetta, Christopher T., Jr.;Konkol, Leah C.;Taylor, Carla N.;Dugan, Karen C.;Stern, Charlotte L.;Thomson, Regan J.;,期刊:Organic Letters, 页码:5621-5624 , 文章类型: 研究论文,,卷期:2008年10-24]
- Diisopropylsilyl bis-enol ethers are shown to be powerful intermediates for the diastereoselective dimerization and cross-coupling of cyclic ketones. The trends obsd. for the oxidative coupling of a range of different d...
- Matching the Chirality of Monodentate N-Heterocyclic Carbene Ligands: A Case Study on Well-Defined Palladium Complexes for the Asymmetric a-Arylation of Amides.
[作者:Luan, Xinjun;Mariz, Ronaldo;Robert, Carine;Gatti, Michele;Blumentritt, Sascha;Linden, Anthony;Dorta, Reto;,期刊:Organic Letters, 页码:5569-5572 , 文章类型: 研究论文,,卷期:2008年10-24]
- N-Heterocyclic carbene ligands derived from C2-sym. diamines with naphthyl side chains are introduced as chiral monodentate ligands, and their palladium complexes (NHC)Pd(cin)Cl are prepd. These compds. exist as a mixt....
- Consecutive Alkene Cross-Metathesis/Oxonium Ylide Formation-Rearrangement: Synthesis of the Anti-HIV Agent Hyperolactone C.
[作者:Hodgson, David M.;Angrish, Deepshikha;Erickson, Stephanie P.;Kloesges, Johannes;Lee, Caroline H.;,期刊:Organic Letters, 页码:5553-5556 , 文章类型: 研究论文,,卷期:2008年10-24]
- a-Diazo-b-ketoesters bearing allylic ether functionality undergo highly stereoselective Ru-carbene-catalyzed alkene cross-metathesis followed by Rh2(OAc)4-catalyzed oxonium ylide formation/[2,3] sigmatropic rearrangement...
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