Keywords: حلقه بسته شدن حلقه; Sultam; Hydrogen transfer; Regioselectivity; Chemoselectivity; Ring closing metathesis;
مقالات ISI حلقه بسته شدن حلقه (ترجمه نشده)
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Keywords: حلقه بسته شدن حلقه; Solomonamides; Natural products; Ring closing metathesis; Antiinflammatory agents; Diversity-oriented synthesis;
Keywords: حلقه بسته شدن حلقه; Grubbs's catalyst; Macrocyclization; Macrocyclic olefins; Aza-oxo polyether macrocycles; Ring closing metathesis;
Keywords: حلقه بسته شدن حلقه; Antimalarial compounds; Asymmetric synthesis; Intramolecular Stetter reaction; Ring closing metathesis;
Keywords: حلقه بسته شدن حلقه; Crown ether-type compounds; Epoxide and 1,2-diol; Grubbs's catalyst; α-Hydroxy ketone; Polyether macrocycles; Ring closing metathesis;
Keywords: حلقه بسته شدن حلقه; Phosphorus heterocycles; Medium-sized ring; Claisen rearrangement; Grubb's I catalyst; Ring closing metathesis;
Approaches towards the total synthesis of carolacton: synthesis of C1-C16 fragment
Keywords: حلقه بسته شدن حلقه; Carolacton; Steglich esterification; Ring closing metathesis; Roush crotylation; Diimide reduction;
Stereoselective synthesis of 5â²-hydroxyzearalenone
Keywords: حلقه بسته شدن حلقه; Macrolactone; Jacobsen hydrolytic kinetic resolution; Sharpless asymmetric dihydroxylation; Vilsmeier-Haack; Mitsunobu esterification; Ring closing metathesis;
Enantiospecific total synthesis of the putative structure of cryptopyranmoscatone B2
Keywords: حلقه بسته شدن حلقه; Cryptopyranmoscatone B2; δ-lactone; FeCl3 catalyzed cyclization; Ring closing metathesis;
An attempted approach to the tricyclic core of haliclonin A: Structural elucidation of the final product by 2D NMR
Keywords: حلقه بسته شدن حلقه; 2D NMR; Ring closing metathesis; Macrocycles; Lactams; Structure revision; Cyclization;
Asymmetric total synthesis of (R)-α-cuparenone, (S)-cuparene and formal synthesis of (R)-β-cuparenone through Meinwald rearrangement and ring closing metathesis (RCM) reaction
Keywords: حلقه بسته شدن حلقه; Asymmetric synthesis; Cuparenoids; Meinwald rearrangement; Ring closing metathesis;
Synthesis and biological analysis of truncated calyculone H
Keywords: حلقه بسته شدن حلقه; Cubitane diterpenes; Calyculones; Synthesis of marine natural products; Hoveyda-Grubbs II catalyst; Ring closing metathesis; Sharpless asymmetric epoxidation; Barbier zinc allylation;
Piperlongumine derived cyclic sulfonamides (sultams): Synthesis and in vitro exploration for therapeutic potential against HeLa cancer cell lines
Keywords: حلقه بسته شدن حلقه; Piperlongumine (PL) derived cyclic sulfonamide (sultams); Ring closing metathesis; Anticancer; GI50 values;
Stereoselective total synthesis of cryptomoscatone D1 and (5R,7S)-kurzilactone via ring closing metathesis
Keywords: حلقه بسته شدن حلقه; Styryl lactones; Mukaiyama aldol reaction; Diastereoselective reduction; Brown's allylation; Ring closing metathesis;
Chiron approach towards the synthesis of (2S,3R)-3-hydroxyornithine, (2S,3R)-3-hydroxylysine and tetrahydroazepine core of (â)-balanol
Keywords: حلقه بسته شدن حلقه; Balanol; Carbohydrate; Hydroxy amino acids; Non-proteinogenic; Protein kinase; Ring closing metathesis;
First total synthesis of the proposed structure of cryptorigidifoliol B
Keywords: حلقه بسته شدن حلقه; Natural products; Lactones; Maruoka allylation; Brown's allylation; Ring closing metathesis;
Synthesis and catalytic activity of supported acenaphthoimidazolylidene N-heterocyclic carbene ruthenium complex for ring closing metathesis (RCM) and ring opening metathesis polymerization (ROMP)
Keywords: حلقه بسته شدن حلقه; Supported BIAN-NHC ruthenium complex; Ring closing metathesis; Ring opening metathesis polymerization; Catalysis; Acenaphthenequinone;
Stereoselective synthesis of (3R,6S)-6-hydroxylasiodiplodin
Keywords: حلقه بسته شدن حلقه; Lasiodiplodin; Natural products; Keck asymmetric allylation; Stille coupling; De Brabander's esterification; Ring closing metathesis;
Chiral approach to total synthesis of phytotoxic and related nonenolides: (Z)-isomer of (6S,7R,9R)-6,7-dihydroxy-9-propylnon-4-eno-9-lactone, herbarumin-III and their C-9 epimers
Keywords: حلقه بسته شدن حلقه; Nonenolides; Phytotoxic activity; Total synthesis; (Z)-Isomer of (6S,7R,9R)-6,7-dihydroxy-9-propylnon-4-eno-9-lactone; Herbarumin-III; C-9 epimers; Stereoselective synthesis; Mosher's method; Yamaguchi esterification; Ring closing metathesis;
Synthesis and catalytic activity of ruthenium complexes modified with chiral racemic per- and polyfluorooxaalkanoates
Keywords: حلقه بسته شدن حلقه; Racemic; Chiral; Ruthenium complex; Perfluorooxaalkanoate; Polyfluorooxaalkanoate; Fluorous; Ring closing metathesis; Recycle;
Synthesis of some carbahexopyranoses using Mn/CrCl3 mediated domino reactions and ring closing metathesis
Keywords: حلقه بسته شدن حلقه; Carbasugars; Aminocarbasugars; Reductive elimination; Nozaki-Hiyama-Kishi reaction; Ring closing metathesis;
Synthesis of (3R,5S)-5-hydroxy-de-O-methyllasiodiplodin: a facile and stereoselective approach
Keywords: حلقه بسته شدن حلقه; Methyllasiodiplodin; Natural product; Kinetic resolution; Asymmetric epoxidation; Mitsunobu reaction; Ring closing metathesis;
A medium fluorous Grubbs-Hoveyda 2nd generation catalyst for phase transfer catalysis of ring closing metathesis reactions
Keywords: حلقه بسته شدن حلقه; Medium fluorous strategy; Phase transfer catalyst; Hydrophobicity; Grubbs-Hoveyda 2nd generation; Ring closing metathesis;
A new and efficient asymmetric synthesis of oseltamivir phosphate (Tamiflu) from d-glucose
Keywords: حلقه بسته شدن حلقه; Oseltamivir phosphate; Tamiflu; Anti-influenza; d-Glucose; Bernet-Vasellar reaction; Ring closing metathesis;
Studies toward the total synthesis of Cytospolide E
Keywords: حلقه بسته شدن حلقه; Nonenolide; Yamaguchi esterification; Ring closing metathesis; Shiina lactonization; 20-Membered macrodiolide;
A common and versatile synthetic route to (−) and (+) pentenomycin I, (+) halopentenomycin I and dehydropentenomycin
Keywords: حلقه بسته شدن حلقه; Cyclopentenones; Stereoselectivity; Halopentenomycin; Grignard reaction; Ring closing metathesis; d-Ribose
Alditol thiacrowns via a ring-closing metathesis of carbohydrate-derived α,Ï-dithioallylethers
Keywords: حلقه بسته شدن حلقه; Alditols; Thiacrowns; Ring closing metathesis; α,Ï-Dibromoalditols; α,Ï-Dithioallyletheralditols; SLQRVLUYLQTGET-SIPGDZLRSA-N; VUOXCEWRCCIMRP-JAXCMHOHSA-N; WQDMRNAEQIHEGS-VLBSHIBISA-N; CSOKRGLPCUADQR-SQFXDPOMSA-N; FYVVBMAAUJZJKT-XUXVDLODSA-N; WQDMRNAE
Ring-closing metathesis in the synthesis of fused sultones
Keywords: حلقه بسته شدن حلقه; Ring closing metathesis; Grubbs' II catalyst; Claisen rearrangement; Vinyl sulfonates; Sultones;
The stereoselective total synthesis of PF1163A
Keywords: حلقه بسته شدن حلقه; Antifungal agent; Evans methylation; Yamaguchi esterification; Ring closing metathesis;
A concise and stereoselective total synthesis of L-783,290
Keywords: حلقه بسته شدن حلقه; Alder-Rickert reaction; Ring closing metathesis; d-Ribose; Chemoselective oxidation;
A practical and efficient synthesis of 6-carboalkoxy-13-cycloalkyl-5H-indolo[2,1-a][2]benzazepine-10-carboxylic acid derivatives
Keywords: حلقه بسته شدن حلقه; Michael addition; Horner-Wadsworth-Emmons reaction; Indolo[2,1-a][2]benzazepine; Ring closing metathesis;
A simple and efficient stereoselective total synthesis of (â)-sedridine
Keywords: حلقه بسته شدن حلقه; (â)-Sedridine; S-malic acid; Maruoka Keck allylation; Nucleophillic displacement; Ring closing metathesis;
RCM strategy-based entry into new crown ether/polyether macrocyclic systems derived from hydroxy benzaldehydes
Keywords: حلقه بسته شدن حلقه; Crown ethers; Epoxide functionality; Grubbs's catalyst; Hydroxy ketone functionality; Macrocycles; Ring closing metathesis;
A general, flexible, ring closing metathesis (RCM) based strategy for accessing the fused furo[3,2-b]furanone moiety present in diverse bioactive natural products
Keywords: حلقه بسته شدن حلقه; Ring closing metathesis; Furo[3,2-b]furanone; Natural products; Baylis-Hillman adducts; Sterically encumbered;
Diastereoselective synthesis of cyclic β2,3-amino acids utilizing 4-substituted-1,3-oxazinan-6-ones
Keywords: حلقه بسته شدن حلقه; β-Amino acid; 1,3-Oxazinan-6-one; Ring closing metathesis; Enolate chemistry; N-Methyl amino acids;
Synthesis of diastereomeric, deoxy and ring-expanded sulfone analogues of aigialomycin D
Keywords: حلقه بسته شدن حلقه; Aigialomycin D; Resorcylic acid lactone; Analogue; Methyl orsellinate; Ramberg-Bäcklund; Ring closing metathesis;
Synthesis and characterization of N-phenyl pyrrole anchored to Fischer carbene complex through ring closing metathesis oxidative aromatization and various aryl substituted Fischer carbene complexes
Keywords: حلقه بسته شدن حلقه; Fischer carbene complex; Ring closing metathesis; Oxidative aromatization; N-heterocycle; Group 6 transition metal
Cyclic analogs of galanin and neuropeptide Y by hydrocarbon stapling
Keywords: حلقه بسته شدن حلقه; Galanin; Neuropeptide Y; Hydrocarbon stapling; Ring closing metathesis; Anticonvulsant
A novel strategy for the chiral 2,4,5-triol moiety and its application to the synthesis of seimatopolide A and (2S,3R,5S)-(â)-2,3-dihydroxytetradecan-5-olide
Keywords: حلقه بسته شدن حلقه; Prins cyclization; McMillan aminoxylation; 2,4,5-Triols; Ring closing metathesis;
Formal synthesis of (â)-stemoamide using a useful epimerization at C-8
Keywords: حلقه بسته شدن حلقه; Stemoamide; Ring closing metathesis; Allylation; Allylic oxidation; Pyroglutamic acid;
Total synthesis of (+)-pericosine B and (+)-pericosine C and their enantiomers by using the Baylis-Hillman reaction and ring-closing metathesis as key steps
Keywords: حلقه بسته شدن حلقه; Pericosine; Carbasugars; Baylis-Hillman reaction; Ring closing metathesis; Hoveyda-Grubbs catalyst;
Synthesis, structure and catalytic study of chloro-bridged two-core ruthenium carbene complexes
Keywords: حلقه بسته شدن حلقه; Ruthenium carbene complex; Ruthenium catalyst; Ring closing metathesis; Two-core
A hexahydro-s-indacene based NHC ligand for olefin metathesis catalysts
Keywords: حلقه بسته شدن حلقه; N-Heterocyclic carbene; Ruthenium; Olefin metathesis; Ring closing metathesis
The first total synthesis of (â)-bitungolide E
Keywords: حلقه بسته شدن حلقه; Bitungolides; Dual specificity VHR phosphatase; Myers'alkylation; Sharpless epoxidation; Ring closing metathesis; Evans' 1,3-anti reduction;
A stereodivergent approach to carbahexofuranoses: synthesis of carba-α-d-glucofuranose, carba-β-d-altrofuranose, carba-α-d-allofuranose, carba-β-d-idofuranose, carba-α-d-galactofuranose and carba-β-d-talofuranose
Keywords: حلقه بسته شدن حلقه; Carbasugar; Carbahexofuranose; Claisen rearrangement; Ring closing metathesis;
A total synthesis of 11-O-methyldebenzoyltashironin
Keywords: حلقه بسته شدن حلقه; Natural products; Neurotrophic agents; Oxidative dearomatization; Intramolecular Diels-Alder reaction; Ring closing metathesis;
A Morita-Baylis-Hillman adduct allows the diastereoselective synthesis of styryl lactones
Keywords: حلقه بسته شدن حلقه; Leiocarpin A; Goniodiol; Lactones; Morita-Baylis-Hillman; Ring closing metathesis;
Model synthetic studies toward the central 7/8/5 tricarbocyclic core of complex Schisanartane-type nortriterpenoids
Keywords: حلقه بسته شدن حلقه; Natural products; Triterpenoids; Diels-Alder reaction; Barbier reaction; Ring closing metathesis;
Discovery of novel Cobactin-T based matrix metalloproteinase inhibitors via a ring closing metathesis strategy
Keywords: حلقه بسته شدن حلقه; Matrix metalloproteinases; Ring closing metathesis; MMP-2; MMP-9; Cobactin-T
An expedient total synthesis of optically active piperidine and indolizidine alkaloids (â)-β-conhydrine and (â)-lentiginosine
Keywords: حلقه بسته شدن حلقه; Conhydrine; Lentiginosine; Mannitol; Ring closing metathesis; Sharpless asymmetric dihydroxylation;