Journal of Organic Chemistry————————个性化文献订阅—

Furan Approach to Vitamin D Analogues. Synthesis of the A-Ring of Calcitriol and 1 alpha-Hydroxy-3-deoxyvitamin D-3
[作者：MILES WILLIAM H; CONNELL KATELYN B; ULAS GOZDE; TUSON HANNAH H; DETHOFF ELIZABETH A; MEHTA VARUN; THRALL APRIL J,期刊：Journal of Organic Chemistry, 页码：6820-6829 , 文章类型： Article，,卷期：2010年75-20]
The A-rings of calcitriol (1 alpha,25-dihydeoxyvitamin D-3) and 1 alpha-hydroxy-3-deoxyvitamin D-3 were synthesized using the furan approach The critical steps in the synthesis of the A-ring of calcitriol involved an asy...

Total Synthesis of (+)-Isatisine A
[作者：KARADEOLTAN AVEDIS; KERR MICHAEL A,期刊：Journal of Organic Chemistry, 页码：6830-6841 , 文章类型： Article，,卷期：2010年75-20]
The asymmetric total synthesis or (+)-isatisine A has been accomplished commencing with a Lewis acid-catalyzed cyclization of homochrial (5)-vinylcyclopropane diester and N-tosylindole-2-carboxaldehyde to construct the t...

Enantioselective Synthesis of alpha-Methyl Carboxylic Acids from Readily Available Starting Materials via Chemoenzymatic Dynamic Kinetic Resolution
[作者：THALEN LISA K; SUMIE ANNE; BOGAR KUSZTIAN; NORMDER LAKOB; PERSSON ANDREAS K A; BACKVALL JANE,期刊：Journal of Organic Chemistry, 页码：6842-6847 , 文章类型： Article，,卷期：2010年75-20]
An enantioselective method for the synthesis alpha-methyl carboxylic acids starting from trans-cinnamaldehyde, a readily available and inexpensive compound. has been developed Allylic alcohol I was obtained via a stand:l...

Charged Tags as Probes for Analyzing Organometallic Intermediates and Monitoring Cross-Coupling Reactions by Electrospray-Ionization Mass Spectrometry
[作者：SCHADE MATTHRAS A; FECKENSTEM JUHA E; KNOCHEL PAUL; KOSZINOWSKI KONRAD,期刊：Journal of Organic Chemistry, 页码：6848-6857 , 文章类型： Article，,卷期：2010年75-20]
Organic rodides bearing a cationic quaternary ammonium group at it remote position react with zerovalent Pd complexes. Zn. or In leading to a C-I bond insertion The resulting charge-tagged organometallics can be detected...

Expanded pi-Electron Systems, Tri(phenanthro)hexaazatriphenylenes and Tri(phenanthrolino)hexaazatriphenylenes, That Are Self-Assembled To Form One-Dimensional Aggregates
[作者：ISHT TSOTOMU; HIRASHIMA RYOICHI; TSUTSUMI NAOTAKA; AMEMON SHOGO; MATSUKI SHIGEKI; TESHIMA YUUKI; KUWAHARA REMPEI; MATAKA SHUNTARO,期刊：Journal of Organic Chemistry, 页码：6858-6868 , 文章类型： Article，,卷期：2010年75-20]
This paper reports the self-assembling and electrochemical nature of hexaazatriphenylene-based electron-deficient heteroaromatics with an expanded pi-electron system The tri(phenanthro)hexaazatriphenylenes (TPHAT-Cs) and...

Catalytic Highly Enantioselective Alkylation of Aldehydes with Deactivated Grignard Reagents and Synthesis of Bioactive Intermediate Secondary Arylpropanols
[作者：LIU Y; DA CHAOSHAN; YU SHENGLI; YIN XIAOGANO; WANG LUNRUT; FAN XINYUAN; LI WEIPING; WANG RU,期刊：Journal of Organic Chemistry, 页码：6869-6878 , 文章类型： Article，,卷期：2010年75-20]
Because of the high reactivity of Grignard reagents a direct highly enantioselective Grignard reaction with aldehydes has lately been disclosed In this report. Grignard leagents were: introduced with bis[2-(N,N'-dimethyl...

Synthesis of Kaempferol 3-O-(3 '',6 ''-Di-O-E-p-coumaroyl)beta-D-glucopyranoside, Efficient Glycosylation of Flavonol 3-OH with Glycosyl o-Alkynylbenzoates as Donors
[作者：YANG WETZHUN; SUN IANSONG; LU WENZIANG; LI YAN; SHAN LEI; HAN WEI; ZHANG WEIDONG; YU BIAO,期刊：Journal of Organic Chemistry, 页码：6879-6888 , 文章类型： Article，,卷期：2010年75-20]
Kaempferol 3-O-(3 '',6 ''-di-O-E-p-coumaroyl)-beta-D-glucopyranoside (1), an optimal metabolite of Scots pine seedlings for protection of deep-lying tissue against damaging UV-B, represents a typical acylated flavonol 3-...

A Versatile Synthesis of Functionalized Pentahelicenes
[作者：SONGIS OHVIER; MISEK JUI; SCHMID MARKUS B; KOLLAROVIE ADRIAN; STARA IRENA G; SAMAN DAVID; CISAROVA IVANA; STARY IVO,期刊：Journal of Organic Chemistry, 页码：6889-6899 , 文章类型： Article，,卷期：2010年75-20]
A general synthetic methodology for the preparation of functionalized (hetero)helicenes has been developed It employs the sequence or a double propargyl ganometallics (Li, Mg, Ga/In) addition to it tolan-2.2'-dialdehyde-...

Organocatalytic Asymmetric Tandem Michael Addition-Hemiacetalization: A Route to Chiral Dihydrocoumarins, Chromanes, and 4H-Chromenes
[作者：LU DENGFU; LI YAJUN; GONG YUEFA,期刊：Journal of Organic Chemistry, 页码：6900-6907 , 文章类型： Article，,卷期：2010年75-20]
Asymmetric tandem Michael addition -hemacetalization between aliphatic aldehydes and (L)-2-(2-nitiovinyl)phenols was investigated for constructing benzopyran backbones. Interestingly. the diastereo- and enantioselectivit...

Ring-Closing Metathesis of Allylsilanes As a Flexible Strategy toward Cyclic Terpenes. Short Syntheses of Teucladiol, Isotencladiol, Poitediol, and Dactylol and an Attempted Synthesis of Caryophyllene
[作者：DOWLING MATTHEW S; VANDERWAL CHRISTOPHER D,期刊：Journal of Organic Chemistry, 页码：6908-6922 , 文章类型： Article，,卷期：2010年75-20]
The development of a strategy consisting of allylsilane metathesis and subsequent S-1 ' electrophilic desilylation (allylsilane RCM/S-E') to construct exo-methylideneeycloalkanes is described Its utility is documented in...

Tunable Pd-Catalyzed Cyclizalion of Indole-2-carboxylic Acid Allenamides: Carboamination vs Microwave-Assisted Hydroamination
[作者：BECCALLI EGLE M; BERNASCONI AHEE; BORSINI ELENA; BROGGINI GIANLUIGI; RIGAMONU MICOL; ZECCHI GAETANO,期刊：Journal of Organic Chemistry, 页码：6923-6932 , 文章类型： Article，,卷期：2010年75-20]
A variety or 3-vinyl-subtituted imidazo[1.5-a]indole derivatives were synthesized by intramolecular Pd-catalyzed cyclization oh the title allenamides through either a domino carbopalladation/exo-cyclization process or a ...

Synthesis of a trans,syn,trans-Dodecahydrophenanthrene via a Bicyclic Transannular Diels-Alder Reaction: Intermediate for the Synthesis of Fusidic Acid
[作者：MICHAEL E LUNG; ZHANG TINGHU; LUI REBECCA M; GUTIERICZ OSVALDO; HOUK K N,期刊：Journal of Organic Chemistry, 页码：6933-6940 , 文章类型： Article，,卷期：2010年75-20]
While thermolysis of the macrobicyclic triene lactone 12 did not produce the expected bicyclic transannular Diels-Alder (BTADA) product 13. heating the corresponding ether 18 to 110 degrees C for 4 h afforded a quantitat...

共44条记录第一页上一页 1 2 3 最后一页