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                             51 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 A new enantioselective synthesis of (4S, 5S)-5-(N-Boc)-amino-6-cyclohexyl-4-hydroxy-hexanoic acid lactone, a hydroxyethylene dipeptide isostere precursor Kotsuki, Hiyoshizo
 1991
 32 35 p. 4503-4504
2 p.
 artikel
2 A new mechanism for reactions of carbenes and bicyclo[1.1.0]butanes Xu, Linxiao
 1991
 32 35 p. 4461-4464
4 p.
 artikel
3 A new method of synthesis of conjugated systems with tris(fluoromethine) chain Pazenok, S.V.
 1991
 32 35 p. 4595-4598
4 p.
 artikel
4 A new prenylation method using the lithium enolate of prenal. Reaction with aldehydes and α,β-unsaturated aldehydes. Duhamel, Lucette
 1991
 32 35 p. 4495-4498
4 p.
 artikel
5 A new prenylation method using the lithium enolate of prenal. Reaction with polyunsaturated aldehydes. A short access to retinal. Duhamel, Lucette
 1991
 32 35 p. 4499-4500
2 p.
 artikel
6 Anionic 3,4-diaza[3,3]sigmatropic rearrangements of N,N′-diacylhydrazines Endo, Yasuyuki
 1991
 32 35 p. 4517-4520
4 p.
 artikel
7 Base-induced rearrangement of oxiranylsilacyclobutane into silacyclopentane. Application to stereoselective synthesis of 4-alken-1-ol and 1,4,5-triol Matsumoto, Kozo
 1991
 32 35 p. 4545-4548
4 p.
 artikel
8 Bis(tert-butylsulfonyl)acetylene as a general synthetic equivalent of alkynes in diels-alder chemistry. I: highly selective reduction and alkylating monodesulfonylation of z-1,2-bis(tert-butylsulfonyl)ethenes Belloch, Jordi
 1991
 32 35 p. 4579-4582
4 p.
 artikel
9 Bis(tert-butylsulfonyl)acetylene as a general synthetic equivalent of alkynes in diels-alder chemistry. II: reductive and alkylative desulfonylations of bicyclic 1-alkyl-2-(tert-butylsulfonyl)ethenes Virgili, Marina
 1991
 32 35 p. 4583-4586
4 p.
 artikel
10 Carbohydrates in total synthesis of (−)-antirhine Pancrazi, A.
 1991
 32 35 p. 4483-4486
4 p.
 artikel
11 Cyclopentenones from Allylidene Triphenylphosphoranes and α-Halocarbonyl compounds Hatanaka, Minoru
 1991
 32 35 p. 4521-4524
4 p.
 artikel
12 Diastereoselectivity in the intramolecular cycloaddition reactions of nitrones derived from 5-alkenals and chiral hydroxylamines Baldwin, S.W.
 1991
 32 35 p. 4431-4434
4 p.
 artikel
13 Enantio- and stereocontrolled syntheses of branched-chain sugar, L-arcanose and L-olivomycose based on the chemistry of 1-trimethylsilyl-2,3-butadiene Hatakeyama, Susumi
 1991
 32 35 p. 4513-4516
4 p.
 artikel
14 Enantioselective synthesis of the AB ring fragment of gambiertoxin 4B. Implication for the absolute configuration of gambiertoxin 4B and ciguatoxin Suzuki, Toshio
 1991
 32 35 p. 4505-4508
4 p.
 artikel
15 π-Face differential conjugate addition of organocopper to (o-substituted phenyl α,β-unsaturated ketone)chromium complexes Uemura, Motokazu
 1991
 32 35 p. 4565-4568
4 p.
 artikel
16 Factors that cause contrasteric alkylation of a cyclopentane-1,2-dicarboxylic acid monoester Kigoshi, Hideo
 1991
 32 35 p. 4541-4544
4 p.
 artikel
17 First example of tetraalkyl substituted ditelluride dication salt from 1,5-ditelluracyclooctane Fujihara, Hisashi
 1991
 32 35 p. 4537-4540
4 p.
 artikel
18 Graphical abstracts 1991
 32 35 p. 4411-4423
13 p.
 artikel
19 Ground state spin of some molecules with unusual hückel molecular orbital degeneracy Radhakrishnan, T.P.
 1991
 32 35 p. 4601-4602
2 p.
 artikel
20 Hericenones C, D and E, stimulators of nerve growth factor (NGF)-synthesis, from the mushroom Hericium erinaceum Kawagishi, Hirokazu
 1991
 32 35 p. 4561-4564
4 p.
 artikel
21 Heterocondensed uracil betaines by three component reaction: iminophosphorane, heteroarene, isocyanate Wamhoff, Heinrich
 1991
 32 35 p. 4473-4476
4 p.
 artikel
22 Intramolecular acylation of an α-sulfonyl anion generated via halogen-metal exchange of an α-halosulfone bearing an unsymmetrical anhydride Anderson, M.B.
 1991
 32 35 p. 4457-4460
4 p.
 artikel
23 Isolation of acyclic precursors of the marmelo oxides, the marmelo lactones and the quince oxepine from quince fruit (Cydonia oblonga mil.) Näf, Regula
 1991
 32 35 p. 4487-4490
4 p.
 artikel
24 Lithium iodide promoted rearrangement of double activated alkenylcyclopropanes to cyclopentenes or 1,3-dienes Kasatkin, Aleksander N.
 1991
 32 35 p. 4591-4594
4 p.
 artikel
25 Matrixspektroskopische untersuchungen zur existenz von C7 O2 (1,2,3,4,5,6-heptahexaen-1,7-dion) Maier, Günther
 1991
 32 35 p. 4469-4472
4 p.
 artikel
26 Mechanism of phosphinyloxysulfonate formation on peracid oxidation of N , N , N′ ,N′-tetrasubstituted phosphorodiamidothiolates Wu, Shao-Yung
 1991
 32 35 p. 4427-4430
4 p.
 artikel
27 Mild conditions for the preparation of high-mannose oligosaccharide oxazolines: entry point for β-glycoside and neoglycoprotein syntheses Colon, Marcelo
 1991
 32 35 p. 4447-4450
4 p.
 artikel
28 New plausible precursors of chaetoglobosin a accumulated by treatment of chaetomium subaffine with cytochrome P-450 inhibitors Oikawa, Hideaki
 1991
 32 35 p. 4533-4536
4 p.
 artikel
29 Palladium(0)-catalyzed intra- and intermolecular cyclization reactions of allene episulfides Choi, Nami
 1991
 32 35 p. 4573-4576
4 p.
 artikel
30 Palladium-mediated cyclization of 1,5-hexadien-3-ols to 1-methyl-1,3-cyclopentadienes Zair, Touriya
 1991
 32 35 p. 4501-4502
2 p.
 artikel
31 Phenylselenoglycosides as novel, versatile glycosyl donors. Selective activation over thioglycosides Mehta, Seema
 1991
 32 35 p. 4435-4438
4 p.
 artikel
32 Photochemistry of masked o-benzoquinones. A novel entry to cyclopentenone derivatives Liao, Chun-Chen
 1991
 32 35 p. 4553-4556
4 p.
 artikel
33 Preparation of (±)-(erythro)-and (±)-(threo)-2-vinyl citric acids as potential mechanism-based inhibitors of ATP-citrate lyase Dolle, Roland E.
 1991
 32 35 p. 4587-4590
4 p.
 artikel
34 Preparation of racemic and chiral alkyl(1,3-butadien-2-yl)methanol derivatives utilizing 1-trimethylsilyl-2,3-butadiene as a diene source Hatakeyama, Susumi
 1991
 32 35 p. 4509-4512
4 p.
 artikel
35 Pyridine capture of phenyltrimethylsiloxy carbene, a laser flash photolysis study Perrin, Henri Marc
 1991
 32 35 p. 4443-4446
4 p.
 artikel
36 Selective syntheses of unsymmetrical meso-arylporphyrins Ema, Tadashi
 1991
 32 35 p. 4529-4532
4 p.
 artikel
37 Stereoselective epoxidation of chiral electron-poor γ-aminoolefins Reetz, M.T.
 1991
 32 35 p. 4477-4480
4 p.
 artikel
38 Stereoselective [2,3]-sigmatropic rearrangement of chiral amine oxides derived from amino acids Reetz, M.T.
 1991
 32 35 p. 4481-4482
2 p.
 artikel
39 Stereoselective synthesis of (η6-arene)chromium complexes possessing chiral amine and hydroxy groups: chiral ligands in asymmetric synthesis Uemura, Motokazu
 1991
 32 35 p. 4569-4572
4 p.
 artikel
40 Stereoselective synthesis of indole alkaloid cuanzine Ortuno, J.-C.
 1991
 32 35 p. 4491-4494
4 p.
 artikel
41 Stereoselective total synthesis of (+)-lycoricidine Chida, Noritaka
 1991
 32 35 p. 4525-4528
4 p.
 artikel
42 Stereospecific acetoxylation of 4-methyl-4-dichloromethyl-5-(methoxycarbonyl)methyl-2-cyclohexen-1-one with lead(IV) acetate Solujić, Slavica
 1991
 32 35 p. 4577-4578
2 p.
 artikel
43 Strictly regio-controlled method for α-alkenylation of cyclic ketones via palladium-catalyzed cross coupling Negishi, Ei-ichi
 1991
 32 35 p. 4453-4456
4 p.
 artikel
44 Synthesis of a dioxabicyclooctane analogue of thromboxane A2. Ansell, M.F.
 1991
 32 35 p. 4599-4600
2 p.
 artikel
45 Synthesis of corey lactone via highly stereoselective asymmetric diels-alder reaction Miyaji, Katsuaki
 1991
 32 35 p. 4557-4560
4 p.
 artikel
46 Synthesis of 6,1′-propanouridine, fixed in syn-conformation by a spiro-carbon bridge Yoshimura, Yuichi
 1991
 32 35 p. 4549-4552
4 p.
 artikel
47 The conjugate addition of higher-order organocuprates to α-methoxyenones Soderquist, John A.
 1991
 32 35 p. 4451-4452
2 p.
 artikel
48 The conversion of 4-oxa-5-hexenyllithiums to 4-alken-1-ols: a novel [1,4]-wittig rearrangement Bailey, William F.
 1991
 32 35 p. 4425-4426
2 p.
 artikel
49 The isoxazole analogue of ortho-quinodimethane: generation and cycloaddition reactions Mitkidou, Sophia
 1991
 32 35 p. 4603-4604
2 p.
 artikel
50 The synthesis of homoisotwistanes by the tandem wessely oxidation - diels-alder reaction sequence Bhamare, N.K.
 1991
 32 35 p. 4439-4442
4 p.
 artikel
51 Triple (Grob) Fragmentation. Retro-Mannich Reactions of 1-Aza-adamantane Derivatives Risch, Nikolaus
 1991
 32 35 p. 4465-4468
4 p.
 artikel
                             51 gevonden resultaten
 
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