- A Novel, One-Pot Four-Component Route to 2 '-Thioxo-2 ',3 '-dihydrospiro[indole-3,6 '-[1,3]thiazin]-2-one Derivatives
[作者：Alizadeh, A; Mokhtari, J,期刊：Helvetica Chimica Acta, 页码：1315-1319 , 文章类型： Article，,卷期：2011年94-7]
- An efficient route to 2',3'-dihydro-2'-thioxospiro[indole-3,6'[1,3]thiazin]-2(1H)-one derivatives is described. It involves the reaction of isatine, 1-phenyl-2-(1,1,1-triphenyl-lambda(5)-phosphanylidene)ethan-1-one, and ...
- Three New Diterpenoids from Isodon nervosus
[作者：Wei, ZX; Gao, YH; Yang, F; Lu, HX; Ni, L; Zhou, XH,期刊：Helvetica Chimica Acta, 页码：1320-1325 , 文章类型： Article，,卷期：2011年94-7]
- Three new ent-kaurane diterpenoids, rabdonervosins D-F (1-3), were isolated from the leaves and stems of Isodon nervosus. Their structures were elucidated on the basis of spectroscopic methods including 1D- and 2D-NMR an...
- First Total Synthesis of Prionoid E, A Bioactive Rearranged Secoabietane Diterpene Quinone from Salvia prionitis
[作者：Deng, F; Xu, J; Zhao, M; Liu, HY; Ye, Y; Zhang, JS,期刊：Helvetica Chimica Acta, 页码：1326-1334 , 文章类型： Article，,卷期：2011年94-7]
- The first total synthesis of prionoid E (1), a rearranged secoabietane diterpene quinone isolated from Salvia prionitis, was achieved efficiently by means of Wacker oxidation (Scheme 5) and aldol condensation (Scheme 7) ...
- Studies on the Radical Cyclization of 3-Oxopropanenitriles and Alkenes with Cerium(IV) Ammonium Nitrate in Ether Solvents
[作者：Yilmaz, M,期刊：Helvetica Chimica Acta, 页码：1335-1342 , 文章类型： Article，,卷期：2011年94-7]
- The radical cyclization of 3-oxopropanenitriles 1a-1e and alkenes 2a-2g with cerium(IV) ammonium nitrate (CAN) in ether solvents was investigated (Tables I and 2). In the optimization study, 1,3-dioxolane, 1,4-dioxane, 1...
- Synthesis of 2-Oxopyridine-Fused 1,3-Diazaheterocyclic Compounds via a Three-Component Reaction
[作者：Alizadeh, A; Mikaeili, A; Firuzyar, T; Ahmadi, M,期刊：Helvetica Chimica Acta, 页码：1343-1346 , 文章类型： Article，,卷期：2011年94-7]
- An efficient and simple route for the preparation of 2-oxopyridine-fused 1,3-diazaheterocyclic compounds via a three component reaction is described. It involves the reaction between alkylenediamines 1, 1,1-bis(methylsul...
- Simple, Efficient, and Catalyst-Free Synthesis of (2-Amino-4H-1-benzopyran-4-yl)phosphonates in Polyethylene Glycol
[作者：Das, B; Balasubramanyam, P; Reddy, GC; Salvanna, N,期刊：Helvetica Chimica Acta, 页码：1347-1350 , 文章类型： Article，,卷期：2011年94-7]
- Several (2-amino-4H-1-benzopyran-4-yl)phosphonates were efficiently synthesized by employing a multicomponent protocol involving a salicylaldehyde, malononitrile or ethyl cyanoacetate, and a trialkyl phosphite in polyeth...
- Two New Steroidal Saponins from the Fresh Leaves of Agave sisalana
[作者：Yu, HS; Zou, P; Song, XB; Kang, LP; Liu, YX; Pang, X; Zhang, J; Fu, J; Zhao, Y; Xiong, CQ; Tan, DW; Zhang, LJ; Ma, BP,期刊：Helvetica Chimica Acta, 页码：1351-1358 , 文章类型： Article，,卷期：2011年94-7]
- A new furostanol saponin, sisalasaponin C (1), and a new spirostanol saponin, sisalasaponin D (2), were isolated from the fresh leaves of Agave sisalana, along with three other known steroidal saponins and two stilbenes....
|