Synthesis of medium ring ethers. Part 2. Synthesis of the fully saturated carbon skeleton of Laurencia non-terpenoid ether metabolites containing seven-, eight- and nine-membered rings
暂无分享,去创建一个
[1] R. Rogers,et al. Alkylaluminum-catalyzed Claisen expansion reactions. Scope and stereochemistry , 1991 .
[2] L. Paquette,et al. Two-carbon intercalation. 4-Cyclooctenones by tandem application of double-Tebbe and Claisen reactions , 1991 .
[3] N. Petasis,et al. Titanium-mediated carbonyl olefinations. 1. Methylenations of carbonyl compounds with dimethyltitanocene , 1990 .
[4] K. Nicolaou,et al. Synthesis of medium-sized ring ethers from thionolactones. Applications to polyether synthesis , 1990 .
[5] L. Overman,et al. Formation of .DELTA.4-oxocenes from Lewis acid promoted cyclizations of 5-hexenyl acetals. Evidence for a concerted ene cyclization mechanism , 1990 .
[6] L. Overman,et al. Preparation of eight-membered cyclic ethers by Lewis acid promoted acetal-alkene cyclizations , 1990 .
[7] J. Snyder,et al. Dithiatopazine and related systems. Synthesis, chemistry, x-ray crystallographic analysis, and calculations , 1990 .
[8] J. Snyder,et al. Bridging of macrodithionolactones to bicyclic systems. Synthesis and modeling of oxapolycyclic frameworks , 1990 .
[9] N. Petasis,et al. A claisen rearrangement strategy for the three-atom ring expansion of cyclic ketones. A total synthesis of (±) precapnelladiene , 1990 .
[10] T. Sweeney,et al. Stereospecific approach to 3-oxocen-7-ones via aliphatic claisen rearrangement. synthesis of (+)-(2R,8S)- and (+)-(2R,8J)-lauthisan , 1990 .
[11] L. Overman,et al. Preparation of seven-membered ring cyclic ethers and 3-alkylidenetetrahydropyrans from the cyclization of oxonium cations derived from unsubstituted and silicon-containing 4-alken-1-ols , 1989 .
[12] H. Kotsuki,et al. Stereoselective reduction of bicyclic ketals. A new, enantioselective synthesis of isolaurepinnacin and lauthisan skeletons , 1989 .
[13] K. Nicolaou,et al. Activation of 7-endo over 6-exo epoxide openings. Synthesis of oxepane and tetrahydropyran systems , 1989 .
[14] K. Nicolaou,et al. Cyclizations of hydroxy dithioketals. New synthetic technology for the construction of oxocenes and related medium-ring systems , 1989 .
[15] K. Nicolaou,et al. Activation of 6-endo over 5-exo hydroxy epoxide openings. Stereoselective and ring selective synthesis of tetrahydrofuran and tetrahydropyran systems , 1989 .
[16] A. Barrett,et al. Redox glycosidation: a new strategy for disaccharide synthesis , 1989 .
[17] H. Kotsuki,et al. A novel method for copper(I)-catalyzed coupling reactions of triflates with Grignard reagents , 1989 .
[18] A. Holmes,et al. Synthetic methodology for the preparation of trans- and cis-2,9-disubstituted oxonanes , 1989 .
[19] S. Schreiber,et al. Structural and synthetic studies of the spore germination autoinhibitor, gloeosporone. , 1988, Journal of the American Chemical Society.
[20] L. Overman,et al. Total synthesis of (-)-laurenyne. Use of acetal-initiated cyclizations to prepare functionalized eight-membered cyclic ethers , 1988 .
[21] B. Trost,et al. Pd catalyzed chemoselective cyclization to cyclic ethers , 1988 .
[22] A. Holmes,et al. A strategy for the asymmetric synthesis of medium ring oxygen heterocycles: Enantioselective total synthesis of (+)-octahydrodeacetyldebromolaurencin , 1988 .
[23] G. S. Cockerill,et al. A synthesis of pseudo-gloeosporone , 1987 .
[24] R. Frenette,et al. Stereoselective synthesis of endo-1,3 dimethyl-2,9 dioxabicyclo[3-3.1] nonane , 1987 .
[25] T. V. RajanBabu,et al. 1-Methylene sugars as C-glycoside precursors , 1986 .
[26] R. Grubbs,et al. Synthesis of (.+-.)-.DELTA.9,12-capnellene using titanium reagents , 1986 .
[27] A. Holmes,et al. Studies on the synthesis of gloeosporone - synthesis of the proposed 2,8-disubstituted oxocane structure , 1986 .
[28] L. Paquette,et al. General approach to annulated 4-cyclooctenones by aliphatic Claisen rearrangement. Stereospecific total synthesis of (.+-.)-precapnelladiene , 1985 .
[29] R. Grubbs,et al. IN SITU PREPARATION OF (μ‐CHLORO)(μ‐METHYLENE)BIS(CYCLOPENTADIENYL)(DIMETHYLALUMINUM)TITANIUM (TEBBE′S REAGENT) , 1985 .
[30] H. Brown,et al. Hydroboration. LXXII: Hydroboration-oxidation of 1,4-epoxy-1,4-dihydronaphthalene with and without ring opening , 1985 .
[31] R. D. Pine,et al. Carbonyl methylenation using a titanium-aluminum (Tebbe) complex , 1985 .
[32] G. Mcgarvey,et al. Studies on the stereoselective hydroboration of vinyl ethers , 1985 .
[33] L. Paquette,et al. Claisen rearrangement of 6-alkenyl-2-methylenetetrahydropyrans. A new approach to annulated 4-cyclooctenones and a stereospecific synthesis of precapnelladiene , 1984 .
[34] J. Blunt,et al. Metabolites of the marine red alga Laurencia thyrsifera. III , 1984 .
[35] C. Wilcox,et al. A new approach to c-glycoside congeners: Metal carbene mediated methylenation of aldonolactones. , 1984 .
[36] S. Buchwald,et al. The methylenation of enolizable ketones and esters using organotitanium chemistry , 1985 .
[37] S. Buchwald,et al. Cp2TiCH2 complexes in synthetic applications , 1983 .
[38] W. C. Still,et al. Stereospecific synthesis of the C30-C43 segment of palytoxin by macrocyclically controlled remote asymmetric induction , 1982 .
[39] T. Bryson,et al. A 1,5-Diene synthesis via titanium and aluminum mediated reactions , 1982 .
[40] J. Blunt,et al. A new vinyl acetylene from the red alga Laurencia thyrsifera , 1981 .
[41] W. Clark Still,et al. Chemical consequences of conformation in macrocyclic compounds , 1981 .
[42] T. Masamune,et al. Laurepinnacin and isolaurepinnacin, new acetylenic cyclic ethers from the marine red alga laurencia pinnata yamada , 1981 .
[43] J. B. Lee,et al. Titanium metallacarbene-metallacyclobutane reactions: stepwise metathesis , 1980 .
[44] R. Grubbs,et al. Titanium-mediated methylene-transfer reactions. Direct conversion of esters into vinyl ethers , 1980 .
[45] J. Clardy,et al. Three new vinyl acetylenes from the marine red alga laurencia , 1980 .
[46] T. King,et al. Laurenyne, a new acetylene from Laurencia obtusa: crystal structure and absolute configuration , 1980 .
[47] T. Masamune,et al. Synthetic Studies of Laurencin and Related Compounds. IV. Synthesis of cis-2-Ethyl-8-formyl-3,4,7,8-dihydro-2H-oxocin-3-one 3-Ethylene Acetal and Related Compounds , 1979 .
[48] A. Murai,et al. Synthetic studies of laurencin and related compounds. V. Transformation of cis-2-ethyl-8-formyl-3,4,7,8-dihydro-2H-oxocin-3-one 3-ethylene acetal into (.+-.)-laurencin. , 1979 .
[49] G. W. Parshall,et al. Olefin homologation with titanium methylene compounds , 1978 .
[50] A. Lovey,et al. Synthetic applications and mechanism studies of the decarbalkoxylations of geminal diesters and related systems effected in dimethyl sulfoxide by water and/or by water with added salts , 1978 .
[51] G. Zweifel,et al. Hydroboration of dihydropyrans and dihydrofurans , 1970 .
[52] T. Masamune,et al. Laurencin, a constituent of Laurencia glandulifera Kutzing , 1968 .
[53] D. Pasto,et al. Transfer Reactions Involving Boron. X. The Stereochemistry of Eliminations Involving β-Substituted Organoboranes1,2 , 1966 .
[54] C. Cumbo,et al. Transfer Reactions Involving Boron. V. Reactions of the Intermediate Organoboranes Formed by Hydroboration of Enol Ethers , 1964 .