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                             41 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 Amino acid synthesis using ( L )-pyroglutamic acid as a chiral starting material Baldwin, Jack E.
 1989
 45 23 p. 7459-7468
10 p.
 artikel
2 Application of organolithium and related reagents in synthesis. Part 7. Synthesis and metallion of 4-methoxypicolin- and 2-methoxyisonicotin-anilides. A useful method for preparation of 2, 3, 4-trisubstituted pyridines Epsztajn, Jan
 1989
 45 23 p. 7469-7476
8 p.
 artikel
3 Asymmetric synthesis of 34- cis -substituted β-lactams via chiral norephedrine-derived oxazolidines. Cardani, S.
 1989
 45 23 p. 7397-7404
8 p.
 artikel
4 A versatile protocol for β-hydroxy-α-amino acids: an application to (4R)-4-[(e)-2-butenyl]-4n-dimethyl-l-threonine (MeBmt) Rao, A.V.Rama
 1989
 45 23 p. 7361-7370
10 p.
 artikel
5 Biotransformations of fluorinated sulphenyl and sulphonyl compounds Bucciarelli, M.
 1989
 45 23 p. 7505-7514
10 p.
 artikel
6 CH/π interaction: Implications in organic chemistry Nishio, Motomiro
 1989
 45 23 p. 7201-7245
45 p.
 artikel
7 Darzen's reaction on oxoketene dithioacetals: A new versatile synthesis of substituted and annelated furan-2-carboxylates Datta, Apurba
 1989
 45 23 p. 7631-7640
10 p.
 artikel
8 Diastereoselectivity in the cyclization of 1-[2-(benzyloxymethyl)-3-butenyl]-5-ethoxy-2-pyrrolidinones Zonjee, Johannes N.
 1989
 45 23 p. 7553-7564
12 p.
 artikel
9 Facile aerial oxidation of unsymmetrical meso-tetraaryl porphyrins with 3,5-di-t-butyl-4-hydroxyphenyl (DtB4HP) and 4-nitrophenyl (4-NP) substituents. Milgrom, Lionel R.
 1989
 45 23 p. 7341-7352
12 p.
 artikel
10 Generation and trapping of vinylcarbenes at ambient temperature: A route to functionalised vinyl- and allylidene-cyclopropanes Dulayymi, Juma'a R.Al
 1989
 45 23 p. 7601-7614
14 p.
 artikel
11 Graphical abstracts 1989
 45 23 p. iii-xv
nvt p.
 artikel
12 Hydrogen abstraction from the isomeric cymenes Sulpizio, A.
 1989
 45 23 p. 7545-7552
8 p.
 artikel
13 Intra- and intermolecular nucleophilic phosphorous - sulfur bond cleavage. The reaction of fluoride ion with O-aryl-O, S-dialkylphosphorothioates, & the degradation of phosphorothioate linkage in di-ribonucleotides by the vicinal 2′-hydroxyl group. Sund, Christian
 1989
 45 23 p. 7523-7544
22 p.
 artikel
14 Iterative force-field calculations of cyclodecanone Rawdah, Tarik N.
 1989
 45 23 p. 7405-7410
6 p.
 artikel
15 Mixed carboxylic - carbonic anhydride method in phosphono peptide synthesis Kafarski, Paweł
 1989
 45 23 p. 7387-7396
10 p.
 artikel
16 New enzymatic approach to the synthesis of convenient aspartic acid intermediates in peptide chemistry. Synthesis of n-benzyloxycarbonyl-l-aspartic acid β-allyl ester. Xaus, N.
 1989
 45 23 p. 7421-7426
6 p.
 artikel
17 New steroidal alkaloids from fritillaria ussuriensis maxim. Pingbeinone and Heilonine Kitamura, Yukie
 1989
 45 23 p. 7281-7286
6 p.
 artikel
18 Nuclear magnetic resonance spectroscopy of some dihydrolysergic acid derivatives Seifert, Karlheinz
 1989
 45 23 p. 7291-7300
10 p.
 artikel
19 4-Phenylsulphinyl- and 4-phenylsulphonylcoumarins as 2π - components in cycloaddition reactions. Grigg, Ronald
 1989
 45 23 p. 7587-7592
6 p.
 artikel
20 Photochemistry of 7-acetoxybenzopyran derivatives. Synthesis of eupatoriochromene and encecalin Miranda, Miguel A.
 1989
 45 23 p. 7593-7600
8 p.
 artikel
21 Preparation of enantiomerically pure 3-endo-sulfonylmethyl substituted bicyclo[2.2.1]heptane-2-endo-carboxylic acids Metz, P.
 1989
 45 23 p. 7311-7316
6 p.
 artikel
22 Preparation of β-ketomacrolactones and β-ketodiolides using S-t-butyl 3-oxobutanethioate and S-t-butyl 4-diethylphosphono-3-oxobutanethioate Booth, Paul M.
 1989
 45 23 p. 7565-7580
16 p.
 artikel
23 Stereoregulation in the preparation of 1- and 3- monosubstituted 1,2,3,4,6,7,12,12b-octahydroindolo[2,3- a ]quinolizines. Lounasmaa, Mauri
 1989
 45 23 p. 7615-7630
16 p.
 artikel
24 Stereoselective synthesis of dl -18,19-dihydroantirhine and dl -3-epi-18,19-dihydroantirhine Lounasmaa, Mauri
 1989
 45 23 p. 7449-7458
10 p.
 artikel
25 Sulfur-containing polybromoindoles from the red alga Laurencia brongniartii Tanaka, Jun'ichi
 1989
 45 23 p. 7301-7310
10 p.
 artikel
26 Syntheses of carba-analogues of qinghaosu Ye, Bin
 1989
 45 23 p. 7287-7290
4 p.
 artikel
27 Syntheses of enantiomerically pure 9(S)- and 9(R)-hete from D-mannitol. Use of a malic dialdehyde equivalent. Saniere, M.
 1989
 45 23 p. 7317-7328
12 p.
 artikel
28 Synthesis and reactivity of 2-dimethylamino-4-alkenyl-1, 3-oxazin-6-ones Beccalli, Egle M.
 1989
 45 23 p. 7485-7500
16 p.
 artikel
29 Synthesis of cerebroside B1b with antiulcerogenic activity II. Total synthesis and determination of absolute configuration of cerebroside B1b and its stereoisomers Kodato, Shin-ichi
 1989
 45 23 p. 7263-7280
18 p.
 artikel
30 Synthesis of cerebroside B1b with antiulcerogenic activity I. Synthesis of ceramides with optically active α-hydroxypalmitic acids. Kodato, Shin-ichi
 1989
 45 23 p. 7247-7262
16 p.
 artikel
31 Synthesis of fragments of a streptococcus pneumoniae type-specific capsular polysaccharide Veeneman, G.H.
 1989
 45 23 p. 7433-7448
16 p.
 artikel
32 Synthesis of (IR)-(+)- cis -chrysanthemic acid Yadav, J.S.
 1989
 45 23 p. 7353-7360
8 p.
 artikel
33 Synthetic studies on biologically active natural compounds. Part II: Correlation of cinnamodial with uvidin a and stereospecific transformation into (−)-pereniporin A. Garlaschelli, L.
 1989
 45 23 p. 7379-7386
8 p.
 artikel
34 Synthetic studies on biologically active natural compounds. Part I: Stereospecific transformation of uvidin a into (−)-cinnamodial Garlaschelli, L.
 1989
 45 23 p. 7371-7378
8 p.
 artikel
35 The acid-base properties of pyrrole and its benzologs indole and carbazole. A reexamination from the excess acidity method. Balón, M.
 1989
 45 23 p. 7501-7504
4 p.
 artikel
36 The intramolecular nitrile imine cycloaddition route to pyrazolo[1,5-a][1,4]benzodiazepines Bruché, Luca
 1989
 45 23 p. 7427-7432
6 p.
 artikel
37 The reaction between arenediazonium tetrafluoroborates and alkaline thiocarboxylates in DMSO: A convenient access to aryl thiolesters and other aromatic sulfur derivatives. Petrillo, Giovanni
 1989
 45 23 p. 7411-7420
10 p.
 artikel
38 The solution structure of alfileramine. Nuclear magnetic resonance spectroscopy and molecular mechanics study Marcos, Manuel
 1989
 45 23 p. 7477-7484
8 p.
 artikel
39 The structure of sultone formed in reychler's reaction Antkowiak, Róża
 1989
 45 23 p. 7515-7522
8 p.
 artikel
40 Two directions of cyclization of α-diazo-β-dithioamides. New rearrangements of 12,3,-triazole-4-carbothiamides. Bakulev, V.A.
 1989
 45 23 p. 7329-7340
12 p.
 artikel
41 XYZH systems as potential 1,3 - dipoles. Part 25. Intramolecular cycloadditon reactions of pyridoxal imines of ε-alkenyl α-amino esthers. A possible new approach to pyridoxal enzyme inhibition Grigga, Ronald
 1989
 45 23 p. 7581-7586
6 p.
 artikel
                             41 gevonden resultaten
 
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