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                             46 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 A concise stereoselective approach to β-Alkylaspartates from β-Lactams via [2 + 2] cycloaddition reaction of ketenes to glyoxylic ester-derived imines. Palomo, Claudio
 1992
 33 33 p. 4823-4826
4 p.
 artikel
2 A new chiral glycine synthon. Synthesis, x-ray structure of (−).(2S,4R)-2-ethoxycarbonyl-4-phenyl-1,3-oxazolidine and diastereoselective nucleophilic ring opening to (R)-ethyl α-amino carboxylates. Andrés, Celia
 1992
 33 33 p. 4743-4746
4 p.
 artikel
3 An improved synthesis of cyclopropanes from homoallenic alcohols Pyo, Sungsoo
 1992
 33 33 p. 4703-4706
4 p.
 artikel
4 A novel synthesis of protected glucose intermediates. Becker, D.
 1992
 33 33 p. 4775-4778
4 p.
 artikel
5 A short and simple synthesis of the antitumor agent etoposide Allevi, Pietro
 1992
 33 33 p. 4831-4834
4 p.
 artikel
6 A short synthesis of the antifungal principle of Sapium japonicum Back, Thomas G.
 1992
 33 33 p. 4725-4726
2 p.
 artikel
7 Asymmetric synthesis of differentially protected meso-2,6-diaminopimelic acid Jurgens, Alex R.
 1992
 33 33 p. 4727-4730
4 p.
 artikel
8 A synthesis of S-(−)-ipsenol from lactic acid Trost, Berry M.
 1992
 33 33 p. 4675-4678
4 p.
 artikel
9 A tandem radical macrocyclisation - radical transannulation strategy to the taxane ring system Hitchcock, Stephen A.
 1992
 33 33 p. 4843-4846
4 p.
 artikel
10 Barbier-type allylation of carbonyl compounds and imines with metallic cadmium Sain, Bir
 1992
 33 33 p. 4795-4798
4 p.
 artikel
11 Cyclization and cycloaddition of 1-cinnamylidene-5-phenyl-3-oxopyrazolidinium ylide Dowling, James E.
 1992
 33 33 p. 4679-4682
4 p.
 artikel
12 Dibenzoyl tetrasulphide - A rapid sulphur transfer agent in the synthesis of phosphorothioate analogues of oligonucleotides Rao, M.Vaman
 1992
 33 33 p. 4839-4842
4 p.
 artikel
13 Direct substitution of secondary allylic alcohols with O-silylated ketene acetals in 3.0 M lithium perchlorate-diethyl ether - An alternative to the [1,3] sigmatropic rearrangement of allyl vinyl ethers Grieco, Paul A.
 1992
 33 33 p. 4735-4738
4 p.
 artikel
14 Dispiroketals in synthesis (part 2): A new group for the selective protection of diequatorial vicinal diols in carbohydrates. Ley, Steven V.
 1992
 33 33 p. 4767-4770
4 p.
 artikel
15 Electrochemical reduction of carbonimidoyl dichlorides. A new method for the preparation of isocyanides Guirado, Antonio
 1992
 33 33 p. 4779-4782
4 p.
 artikel
16 Enantioselective synthesis of the top half of chlorothricolide Roush, William R.
 1992
 33 33 p. 4691-4694
4 p.
 artikel
17 Formation of aliphatic azimines in an unexpected reaction Smith Jr., Richard H.
 1992
 33 33 p. 4683-4686
4 p.
 artikel
18 Formation of a novel thiopyranoindole ring system Hutchinson, John H.
 1992
 33 33 p. 4713-4716
4 p.
 artikel
19 Free radical induced macrocyclizations Shea, K.J.
 1992
 33 33 p. 4699-4702
4 p.
 artikel
20 Friedel-crafts coordinated processes: Highly selective synthesis of ethyl-1-oxo-2-indancarboxylates and 1-oxo-2-acetylindanes Sartori, Giovanni
 1992
 33 33 p. 4771-4774
4 p.
 artikel
21 Friedel-Crafts cyclization of 2-(3-indolythio)propionic acids. An unusual rearrangement leading to 4-sulfur-substituted tricyclic indoles Chung, John Y.L.
 1992
 33 33 p. 4717-4720
4 p.
 artikel
22 Graphical abtracts 1992
 33 33 p. 4663-4674
12 p.
 artikel
23 Intramolecular cycloaddition of isomünchnones derived from the rhodium(II) catalyzed cyclization of diazoimides Hertzog, Donald L.
 1992
 33 33 p. 4731-4734
4 p.
 artikel
24 Mechanism driven trans stereospecificity in the Pictet-Spengler reaction. Stereospecific formation of trans-1,2,3-trisubstituted-tetrahydro β- carbolines by condensation of Nb-diphenylmethyl tryptophan isopropyl esters wtm aldehydes Czerwinski, Kevin M.
 1992
 33 33 p. 4721-4724
4 p.
 artikel
25 Metal-promoted thiyl radical cyclizations in β-lactam antibiotics Cabri, Walter
 1992
 33 33 p. 4783-4786
4 p.
 artikel
26 New applications of the protecting group di-(4-methoxyphenyl)methyl: N-protection of urethanes and uridines, and efficient removal by either ceric ammonium nitrate/silica or 2,3-dichloro-5,6-dicyanoquinone AbuSbeih, Khaled
 1992
 33 33 p. 4807-4810
4 p.
 artikel
27 Nitrate esters: Novel sex pheromone components of the cotton leafperforator, Bucculatrix thurberiella busck. (Lepidoptera: Lyonetiidae) Hall, David R.
 1992
 33 33 p. 4811-4814
4 p.
 artikel
28 Nitrogen-chlorine donor-acceptor interactions dominate the structure of crystalline cyanuric chloride Pascal Jr., Robert A.
 1992
 33 33 p. 4707-4708
2 p.
 artikel
29 Ortho -nitro-promoted Ullmann ether synthesis : Application in the syntheses of K-13 and the isodityrosine unit of vancomycin Rao, A.V.Rama
 1992
 33 33 p. 4799-4802
4 p.
 artikel
30 Palladium-catalyzed cross-coupling reactions of vinyl and aryl triflates with tetraarylborates Ciattini, Pier Giuseppe
 1992
 33 33 p. 4815-4818
4 p.
 artikel
31 Partial synthesis of germacranolides with pyran and furan-type rings Hernández, Andrés S.
 1992
 33 33 p. 4747-4750
4 p.
 artikel
32 Radical-induced epoxide fragmentation chemistry. Atom transfer cyclization of iodoepoxides to cyclopentanols Rawal, Viresh H.
 1992
 33 33 p. 4687-4690
4 p.
 artikel
33 Regio- and stereo-selective reactions of trimethylsilyl-substituted allyl-chromium reagents with aldehydes Hodgson, David M.
 1992
 33 33 p. 4761-4762
2 p.
 artikel
34 Sodium dithionite-mediated mitomycin C reductive activation processes Schiltz, Pascal
 1992
 33 33 p. 4709-4712
4 p.
 artikel
35 Stereocontrolled synthesis of 3,5-dialkyl-4-amino pyrrolidin-2-ones from β-lactams as chiral templates. Palomo, Claudio
 1992
 33 33 p. 4827-4830
4 p.
 artikel
36 Stereoselective elaboration of the tricyclo[9.3.1.03,8]pentadecane ring system. Atropisomeric control of stereochemistry Jackson, Randy W.
 1992
 33 33 p. 4695-4698
4 p.
 artikel
37 Synthesis of functionalized nitroalkanes by oxidation of oximes with urea-hydrogen peroxide complex and trifluoroacetic anhydride Ballini, Roberto
 1992
 33 33 p. 4835-4838
4 p.
 artikel
38 Synthesis of hexahydroindol-6-ones by cycloacylation of vinylogous urethanes Michael, Joseph P.
 1992
 33 33 p. 4751-4754
4 p.
 artikel
39 Synthesis of hexahydroindol-6-ones by reaction of 2-methylthiopyrrolinium salts with Nazarov reagents Michael, Joseph P.
 1992
 33 33 p. 4755-4758
4 p.
 artikel
40 Synthesis of β-hydroxyaspartates and β-hydroxymethylserines from N-Boc-(R)-serinal acetonide derived imines through asymmetric [2+2] cycloaddition reaction. Palomo, Claudio
 1992
 33 33 p. 4819-4822
4 p.
 artikel
41 Synthesis of vicinal diamines by SmI2-promoted reduction of N-(N′,N′-Dialkylaminoalkyl)benzotriazoles Aurrecoechea, José M.
 1992
 33 33 p. 4763-4766
4 p.
 artikel
42 The isolation, synthesis and characterization of an isomeric form of rapamycin Hughes, Philip
 1992
 33 33 p. 4739-4742
4 p.
 artikel
43 The stereochemistry of ring-opening of 3-alkyl-1,1-dihalocyclopropenes to vinylcarbenes at ambient temperature Al Dulayymi, Juma'a R.
 1992
 33 33 p. 4803-4806
4 p.
 artikel
44 Ultrasound assisted preparation of organocerium reagents Greeves, Nicholas
 1992
 33 33 p. 4759-4760
2 p.
 artikel
45 Vicarious nucleophilic substitution of hydrogen in pyridazines Ostrowicz, Andrzej
 1992
 33 33 p. 4787-4790
4 p.
 artikel
46 Zinc-promoted reactions. The processes of carboncarbon bond formation and cleavage interpreted according to a general mechanism Rosnati, Vittorio
 1992
 33 33 p. 4791-4794
4 p.
 artikel
                             46 gevonden resultaten
 
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