- A Convenient Preparation of Diastereomerically Pure, Diversely Substituted Piperazine-2,5-diones from N-Protected alpha-Amino Acids
[作者:NIKULNIKOV MIKHAIL; SHUMSKY ALEXEI; KRASAVIN MIKHAIL,期刊:Synthesis, 页码:2527-2532 , 文章类型: Article,,卷期:2010年-15]
- The products of the Ugi reaction of various N-tert-but-oxycarbonyl-protected alpha-amino acids, aldehydes, amines and tertbutyl isocyanide, after tert-butoxycarbonyl deprotection, undergo efficient microwave-assisted cyc...
- Total Synthesis of (+/-)-Batzelladine K: A Biomimetic Approach
[作者:AHMED NAFEES; BRAHMBHATT KEYUR G; SINGH INDER PAL; BHUTANI KAMLESH K,期刊:Synthesis, 页码:2567-2570 , 文章类型: Article,,卷期:2010年-15]
- Total synthesis of batzelladine K was achieved by a biomimetic approach. The key reactions involve two Wittig reactions of phosphoranes and aldehydes leading to an alpha,beta-unsaturated ketone, followed by a condensatio...
- A Facile Synthesis of Annulated Thiatriazine Dioxides
[作者:KHODACHENKO ALEXANDER N; SHIVANYUK ALEXANDER N; SHISHKINA SVETLANA V; SHISHKIN OLEG V; NAZARENKO KONSTANTIN G; TOLMACHEV ANDREY A,期刊:Synthesis, 页码:2588-2598 , 文章类型: Article,,卷期:2010年-15]
- The reactions of five-, six-, seven-, and eight-membered cyclic imido ethers with one equivalent of sulfamide lead to the corresponding sulfamoylamidines in 70-80% yields. Sulfamoylamidines undergo condensations with ali...
- Synthesis of New Dicationic Azolium Salts and Their Application as NHC Precursors in Suzuki-Miyaura Coupling
[作者:KHAN SADAF SADIQ; LIEBSCHER JUERGEN,期刊:Synthesis, 页码:2609-2615 , 文章类型: Article,,卷期:2010年-15]
- Novel dicationic azolium salts were developed as N-heterocyclic carbene (NHC) precursors wherein two 1,2,3-triazolium, one 1,2,3-triazolium and one imidazolium, or two imidazolium units, are tethered to each other throug...
|