3,4-Dihydro-2H-pyran
Title | Journal |
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Enantioselective synthesis of highly functionalized phosphonate-substituted pyrans or dihydropyrans through asymmetric [4+2] cycloaddition of β,γ-unsaturated α-ketophosphonates with allenic esters. | Angewandte Chemie (International ed. in English) 20121105 |
Total synthesis and biological activity of the proposed structure of phaeosphaeride A. | The Journal of organic chemistry 20121102 |
Goniomedines A and B: unprecedented bisindole alkaloids formed through fusion of two indole moieties via a dihydropyran unit. | Organic letters 20120817 |
Enantioselective total synthesis of marine diterpenoid clavulactone. | Angewandte Chemie (International ed. in English) 20120625 |
Photocycloadditions of tetrachloro-1,4-benzoquinone (chloranil) onto cyclobutene and cyclopropene. Expected and unexpected products. | Organic & biomolecular chemistry 20120614 |
Enantioselective synthesis of 3,4-dihydropyran derivatives via organocatalytic Michael reaction of α,β-unsaturated enones. | The Journal of organic chemistry 20120420 |
Identification and synthesis of a male-produced pheromone for the neotropical root weevil Diaprepes abbreviatus. | Journal of chemical ecology 20120401 |
Total synthesis of laulimalide: synthesis of the northern and southern fragments. | Chemistry (Weinheim an der Bergstrasse, Germany) 20120305 |
Secohellebrigeninamide. | Acta crystallographica. Section E, Structure reports online 20120301 |
2-Methylxanthen-9-one. | Acta crystallographica. Section E, Structure reports online 20120301 |
Identification and characterization of an anti-fibrotic benzopyran compound isolated from mangrove-derived Streptomyces xiamenensis. | Marine drugs 20120301 |
DABCO-catalyzed regioselective cyclization reactions of β,γ-unsaturated α-ketophosphonates or β,γ-unsaturated α-ketoesters with allenic esters. | Organic & biomolecular chemistry 20120107 |
Enantioselective de novo synthesis of 4-deoxy-D-hexopyranoses via hetero-Diels-Alder cycloadditions: total synthesis of ezoaminuroic acid and neosidomycin. | The Journal of organic chemistry 20111202 |
Novel 4-azasteroidal N-glycoside analogues bearing sugar-like D ring: synthesis and anticancer activities. | Bioorganic & medicinal chemistry letters 20111015 |
Synthesis and antitubercular evaluation of novel dibenzo[b,d]furan and 9-methyl-9H-carbazole derived hexahydro-2H-pyrano[3,2-c]quinolines via Povarov reaction. | European journal of medicinal chemistry 20111001 |
Synthesis and biological activity of the nucleoside analogs based on polyfluoroalkyl-substituted 1,2,3-triazoles. | Nucleosides, nucleotides & nucleic acids 20111001 |
Formal synthesis of (+)-sorangicin A. | Organic letters 20110902 |
Chirogenic [3 + 2]-photocycloaddition reactions of 2-substituted naphthoquinones with cyclic alkenes. | Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 20110901 |
Total synthesis of bryostatins: the development of methodology for the atom-economic and stereoselective synthesis of the ring C subunit. | Chemistry (Weinheim an der Bergstrasse, Germany) 20110822 |
Chiral indane skeleton based thiourea catalyzed highly stereoselective cascade Michael-enolation-cyclization reaction. | Organic & biomolecular chemistry 20110721 |
4-[4-(Diethyl-amino)-phen-yl]-N-methyl-3-nitro-4H-chromen-2-amine. | Acta crystallographica. Section E, Structure reports online 20110601 |
Transition metal catalyzed manipulation of non-polar carbon-hydrogen bonds for synthetic purpose. | Proceedings of the Japan Academy. Series B, Physical and biological sciences 20110511 |
1-(9-Methyl-11-sulfanyl-idene-8-oxa-10,12-diaza-tricyclo-[7.3.1.0]trideca-2,4,6-trien-13-yl)ethanone. | Acta crystallographica. Section E, Structure reports online 20110501 |
6-Meth-oxy-N-methyl-3-nitro-4-nitro-methyl-4H-chromen-2-amine. | Acta crystallographica. Section E, Structure reports online 20110501 |
6-Alkyl-3,4-dihydro-2H-pyrans: chemical secretion compounds in neotropical harvestmen. | Journal of natural products 20110425 |
Racemic tricarbon-yl[7-meth-oxy-2-(η-phen-yl)chromane]-chromium(0). | Acta crystallographica. Section E, Structure reports online 20110401 |
6,8-Dichloro-N-methyl-3-nitro-4-nitro-methyl-4H-chromen-2-amine. | Acta crystallographica. Section E, Structure reports online 20110401 |
9-[(2-Hy-droxy-benzyl-idene)amino]-11-(2-hy-droxy-phen-yl)-10,13-diphenyl-8-oxa-12-azoniatricyclo-[7.3.1.0]trideca-2(7),3,5-triene acetate ethanol disolvate. | Acta crystallographica. Section E, Structure reports online 20110301 |
Iodo-cyclizations: novel strategy for the total syntheses of polyrhacitide A and epi-cryptocaryolone. | Organic letters 20110218 |
Mechanisms of the Knoevenagel hetero Diels-Alder sequence in multicomponent reactions to dihydropyrans: experimental and theoretical investigations into the role of water. | Physical chemistry chemical physics : PCCP 20110114 |
Biosynthetic Pathway for Sex Pheromone Components Produced in a Plusiinae Moth, Plusia festucae. | Frontiers in endocrinology 20110101 |
Kinetic analysis of genipin degradation in aqueous solution. | Natural product communications 20101201 |
3-Ethyl 2-methyl 8-bromo-2-phenyl-1,2,3,3a,4,9b-hexa-hydro-chromeno[4,3-b]pyrrole-2,3-dicarboxyl-ate. | Acta crystallographica. Section E, Structure reports online 20101201 |
Coupling the Petasis condensation to an iron(III) chloride-promoted cascade provides a short synthesis of Relenza congeners. | Organic letters 20101119 |
Bioengineering functional copolymers. XIV. Synthesis and interaction of poly(N-isopropylacrylamide-co-3,4-dihydro-2H-pyran-alt-maleic anhydride)s with SCLC cancer cells. | Bioorganic & medicinal chemistry 20101115 |
Stereoselective C-glycosidations with achiral and enantioenriched allenylsilanes. | Organic letters 20101015 |
Antiviral agents 2. Synthesis of trimeric naphthoquinone analogues of conocurvone and their antiviral evaluation against HIV. | Bioorganic & medicinal chemistry 20100901 |
Racemic tricarbonyl[(4a,5,6,7,8,8a-η)-2-phenyl-3,4-dihydro-2H-1-benzopyran]chromium(0). | Acta crystallographica. Section E, Structure reports online 20100901 |
Total synthesis of (+)-ambruticin S: probing the pharmacophoric subunit. | The Journal of organic chemistry 20100820 |
Racemic tricarbon-yl(η-7-meth-oxy-flavan)chromium(0). | Acta crystallographica. Section E, Structure reports online 20100801 |
Methyl 4-(4-chloro-phen-yl)-3,3a,4,4a,5,12c-hexa-hydro-2-thia-naphtho-[1',2':3,2]furo[5,4-b]pyrrolizine-4a-carboxyl-ate. | Acta crystallographica. Section E, Structure reports online 20100801 |
Total synthesis of jerangolid A. | Organic letters 20100716 |
Synthesis and reactivity of 2H-pyran moiety in [60]fullerene cage skeleton. | The Journal of organic chemistry 20100702 |
Total synthesis of (+)-sieboldine A. | Journal of the American Chemical Society 20100616 |
Methyl 4-phenyl-1,2,3,3a,4,4a,5,12c-octa-hydronaphtho[1',2':3,2]furo[5,4-b]pyrrolizine-4a-carboxyl-ate. | Acta crystallographica. Section E, Structure reports online 20100601 |
Asymmetric synthesis of spiro-3,4-dihydropyrans via a domino organocatalytic sequence. | Organic letters 20100521 |
Efficient and highly selective method for the synthesis of benzo(naphtho)quinoline derivatives catalyzed by iodine. | Journal of combinatorial chemistry 20100308 |
Synthesis and assignment of absolute configuration of the iridoid 9-deoxygelsemide. | Organic letters 20100205 |
Cytotoxic terpene quinones from marine sponges. | Marine drugs 20100101 |
Low-energy positron scattering from dihydropyran. | The journal of physical chemistry. A 20091231 |
Synthesis and structural characterization of two diasteroisomers of vinylcatechin dimers. | Journal of agricultural and food chemistry 20091111 |
Enantioselective formal total synthesis of (+)-aspergillide C. | Organic letters 20091105 |
1-Benzyl-6,8-dimethyl-4-phenyl-2-tosyl-1,2,3,3a,4,6,7,8,9,9b-deca-hydro-pyrrolo[3,4-c]pyrano[6,5-d]pyrimidine-7,9-dione. | Acta crystallographica. Section E, Structure reports online 20091101 |
4,4-Dimethyl-2-tosyl-1,2,3,3a,4,11b-hexa-hydro-11H-pyrrolo[3,4-c]pyrano[5,6-c]chromen-11-one 0.125-hydrate. | Acta crystallographica. Section E, Structure reports online 20091101 |
Computational study of the self-initiation mechanism in thermal polymerization of methyl acrylate. | The journal of physical chemistry. A 20091008 |
8-[(3,3-Dimethyl-oxiran-2-yl)methoxy-meth-yl]-11-hydr-oxy-2-isopropenyl-5-methyl-12-oxo-1,2,3,12-tetra-hydro-pyrano[3,2-a]xanthen-1-yl acetate. | Acta crystallographica. Section E, Structure reports online 20091001 |
Recent synthetic studies leading to structural revisions of marine natural products. | Marine drugs 20090901 |
1-Ethyl-2-tosyl-4,4,6-trimethyl-2,3,3a,4-tetra-hydro-1H-pyrrolo[3,4-c]pyrano[6,5-b]quinoline-11(6H)-one monohydrate. | Acta crystallographica. Section E, Structure reports online 20090901 |
cis-1-Ethyl-4,4,6,8-tetra-methyl-2-tosyl-2,3,3a,4,6,7,8,9-octa-hydro-1H-pyrrolo[3',4':3,4]pyrano[6,5-d]pyrimidine-7,9-dione. | Acta crystallographica. Section E, Structure reports online 20090801 |
New 1alpha,25-dihydroxy-19-norvitamin D(3) compounds constrained in a single A-ring conformation: synthesis of the analogues by ring-closing metathesis route and their biological evaluation. | Journal of medicinal chemistry 20090611 |
Synthesis, characterization and biological activity of ring-substituted 6-benzylamino-9-tetrahydropyran-2-yl and 9-tetrahydrofuran-2-ylpurine derivatives. | Bioorganic & medicinal chemistry 20090301 |
Biomimetic transannular oxa-conjugate addition approach to the 2,6-disubstituted dihydropyran of laulimalide yields an unprecedented transannular oxetane. | The Journal of organic chemistry 20090220 |
A fluorous-tagged 'safety catch' linker for preparing heterocycles by ring-closing metathesis. | Organic letters 20090219 |
Catalytic asymmetric synthesis of an HIV integrase inhibitor. | Organic letters 20090115 |
Potassium trifluoro-[(Z)-3-(oxan-2-yl-oxy)prop-1-en-1-yl]borate monohydrate. | Acta crystallographica. Section E, Structure reports online 20090101 |
Improved synthesis of (3E,7Z)-3,7-tetradecadienyl acetate, the major sex pheromone constituent of the potato pest Symmetrischema tangolias (Gyen). | Journal of agricultural and food chemistry 20081224 |
Vinylic C--H borylation of cyclic vinyl ethers with bis(pinacolato)diboron catalyzed by an Iridium(I)-dtbpy complex. | Chemistry, an Asian journal 20081201 |
Characterization, reactivity and photosensitizing properties of the triplet excited state of alpha-lapachone. | Physical chemistry chemical physics : PCCP 20081128 |
Total synthesis of bryostatin 16 using atom-economical and chemoselective approaches. | Nature 20081127 |
Gold-catalyzed intermolecular addition of alcohols toward the allenic bond of 4-vinylidene-2-oxazolidinones. | Organic & biomolecular chemistry 20081121 |
Stereocontrolled formal synthesis of (+/-)-platensimycin. | Organic letters 20080918 |
Hydrolytic reactivity trends among potential prodrugs of the O2-glycosylated diazeniumdiolate family. Targeting nitric oxide to macrophages for antileishmanial activity. | Journal of medicinal chemistry 20080710 |
Characterization of compounds from the roots of Saposhnikovia divaricata by high-performance liquid chromatography coupled with electrospray ionization tandem mass spectrometry. | Rapid communications in mass spectrometry : RCM 20080601 |
Nickel-catalyzed cycloadditions of unsaturated hydrocarbons, aldehydes, and ketones. | The Journal of organic chemistry 20080404 |
Organocatalytic asymmetric synthesis of functionalized 3,4-dihydropyran derivatives. | Chemistry (Weinheim an der Bergstrasse, Germany) 20080101 |
Function-oriented synthesis: biological evaluation of laulimalide analogues derived from a last step cross metathesis diversification strategy. | Molecular pharmaceutics 20080101 |
cis-3-Methyl-1-phenyl-8a,9,10,11,12,12a,12b-hexa-hydro-1H,3bH-pyrazolo[3,4:2',3']pyrano[4',5',6'-kl]xanthene. | Acta crystallographica. Section E, Structure reports online 20080101 |
Aglycone geniposidic acid, a naturally occurring crosslinking agent, and its application for the fixation of collagenous tissues. | Journal of biomedical materials research. Part A 20071201 |
Neuroprotective coumarins from the root of Angelica gigas: structure-activity relationships. | Archives of pharmacal research 20071101 |
Epoxidation-alcoholysis of cyclic enol ethers catalyzed by Ti(OiPr)4 or Venturello's peroxophosphotungstate complex. | Organic & biomolecular chemistry 20070607 |
An efficient synthesis of enantiomerically pure (R)-pipecolic acid, (S)-proline, and their N-alkylated derivatives. | The Journal of organic chemistry 20070302 |
Ambient-pressure organic superconductors kappa-(DMEDO-TSeF)2[Au(CN)4](solv.): Tc tuning by modification of the solvent of crystallization. | Chemistry (Weinheim an der Bergstrasse, Germany) 20070101 |
Pharmacophore mapping in the laulimalide series: total synthesis of a vinylogue for a late-stage metathesis diversification strategy. | Organic letters 20060831 |
Two novel diastereoselective three-component reactions of alkenes or 3,4-dihydro-(2H)-pyran with urea/thiourea-aldehyde mixtures: [4 + 2] cycloaddition vs Biginelli-type reaction. | Organic letters 20060608 |
Synthesis of the bis-spiroacetal moiety of the shellfish toxins spirolides B and D using an iterative oxidative radical cyclization strategy. | Organic & biomolecular chemistry 20060607 |
Prins-type synthesis and SAR study of cytotoxic alkyl chloro dihydropyrans. | ChemMedChem 20060301 |
An efficient synthesis of novel pyrano[2,3-d]- and furopyrano[2,3-d]pyrimidines via indium-catalyzed multi-component domino reaction. | Beilstein journal of organic chemistry 20060101 |
Synthesis of the C(43)-C(67) fragment of amphidinol 3. | Organic letters 20051124 |
Stereoselective synthesis of spirocyclic ketones by Nazarov reaction. | Organic letters 20050929 |
Enantioselective total synthesis of (-)-candelalide A, a novel blocker of the voltage-gated potassium channel Kv1.3 for an immunosuppressive agent. | Organic letters 20050818 |
Synthesis of the bis-spiroacetal moiety of spirolides B and D. | Organic letters 20050804 |
(+)-Sorangicin A synthetic studies. Construction of the C(1-15) and C(16-29) subtargets. | Organic letters 20050707 |
From C-glycosides to pyranopyrans: an approach to thyrsiferol using titanium(III)-promoted redox couplings. | The Journal of organic chemistry 20050624 |
Imino Diels-Alder adducts. II. Two pyrano[3,2-c]quinolines. | Acta crystallographica. Section C, Crystal structure communications 20050501 |
Spiroacetal biosynthesis: (+/-)-1,7-dioxaspiro[5.5]undecane in Bactrocera cacuminata and Bactrocera oleae (Olive Fruit Fly). | Organic letters 20050317 |
A new platform for oligonucleotide delivery utilizing the PEG prodrug approach. | Bioconjugate chemistry 20050101 |
Methods for the synthesis of polyhydroxylated piperidines by diastereoselective dihydroxylation: exploitation in the two-directional synthesis of aza-C-linked disaccharide derivatives. | Beilstein journal of organic chemistry 20050101 |
Synthesis of 2,6-trans-disubstituted 5,6-dihydropyrans from (Z)-1,5-syn-endiols. | Beilstein journal of organic chemistry 20050101 |
Synthesis of 4-deoxy-L-(and D-)hexoses from chiral noncarbohydrate building blocks. | The Journal of organic chemistry 20041015 |
Biological activities of marine sesquiterpenoid quinones: structure-activity relationships in cytotoxic and hemolytic assays. | Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology 20041001 |
Total syntheses of (+)- and (-)-cacospongionolide B, cacospongionolide e, and related analogues. Preliminary study of structural features required for phospholipase a2 inhibition. | The Journal of organic chemistry 20040820 |
Conformationally constrained analogues of diacylglycerol. 21. A solid-phase method of synthesis of diacylglycerol lactones as a prelude to a combinatorial approach for the synthesis of protein kinase C isozyme-specific ligands. | Journal of medicinal chemistry 20040603 |
Nucleophilic substitution reactions of pyranose polytosylates. | The Journal of organic chemistry 20040416 |
Electrochemical synthesis and X-ray crystal structures of beta-D-2-phenylselenyl-1,3,4,6-tetra-O-acetylglucopyranose and alpha-D-2-phenylselenyl-1,3,4,6-tetra-O-acetylmannopyranose. | Carbohydrate research 20040102 |
Stereoselective reactions of (20R)-3,20-dihydroxy-(3',4'-dihydro-2'H-pyranyl)-5-pregnene derivatives form 27-nor-3,20,23,26-tetrahydroxy-cholesten-22-ones and related bromo ketones. | Steroids 20040101 |
Domino reactions of 4,5-dicyanopyridazine with dihydroheterocycles: synthetic and mechanistic features. | The Journal of organic chemistry 20030418 |
Regioselective cleavage of rings E and F in sarsasapogenin. | Steroids 20030201 |
Novel chromone derivatives from the fungus Aspergillus versicolor isolated from the marine sponge Xestospongia exigua. | Journal of natural products 20030101 |
Uncatalyzed [4 + 2] cycloadditions of 3-nitrocoumarins with vinyl ethers in solventless conditions. A new entry to chromene derivatives. | The Journal of organic chemistry 20021018 |
Total syntheses of (+)- and (-)-cacospongionolide B: new insight into structural requirements for phospholipase A(2) inhibition. | Journal of the American Chemical Society 20021002 |
InCl(3)-catalyzed domino reaction of aromatic amines with cyclic enol ethers in water: a highly efficient synthesis of new 1,2,3,4-tetrahydroquinoline derivatives. | The Journal of organic chemistry 20020531 |
Palladium(0)-catalyzed coupling-cyclization reaction of polymer-supported aryl iodides with 1,2-allenyl carboxylic acids. Solid-phase parallel synthesis of butenolides. | Journal of combinatorial chemistry 20020101 |
Total synthesis of microtubule-stabilizing agent (-)-laulimalide. | The Journal of organic chemistry 20011228 |
Dactyloquinones A and B, new sesquiterpenoid quinones from the Okinawan marine sponge Dactylospongia elegans. | Journal of natural products 20011201 |
Synthesis of plagiochiline N from santonin. | The Journal of organic chemistry 20011116 |
Substituted alkenediols by alkylative double ring opening of dihydrofuran and dihydropyran epoxides. | Organic letters 20011018 |
Total synthesis of the microtubule-stabilizing agent (-)-laulimalide. | Organic letters 20011004 |
Enantioselective and diastereoselective Mukaiyama-Michael reactions catalyzed by bis(oxazoline) copper(II) complexes. | Journal of the American Chemical Society 20010516 |
Synthesis and antiviral and enzymatic studies of certain 3-deazaguanines and their imidazolecarboxamide precursors. | Journal of medicinal chemistry 19781201 |