123 results on '"Catalysts -- Physiological aspects"'
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2. Zinc(II)/ketoxime system as a simple and efficient catalyst for hydrolysis of organonitriles
3. Aromatic allylation via diazotization: metal-free C-C bond formation
4. Palladium-catalyzed cross-alkynylation of aryl bromides by sodium tetraalkynylaluminates
5. Total synthesis and absolute configuration of liverwort diterpenes, (-).13(15)E, 16E-3beta,4beta-epoxy-18-hydroxysphenoloba-13(15),16-diene and (-).13(15)Z, 16E-3beta,4beta-epoxy-18-hydroxysphenoloba-13(15),16-diene by use of the ring closing metathesis reactions applied to seven-membered carbocycles with a trisubstituted double bond
6. Routes to regioselective deuteriation of heteroaromatic compounds
7. Antimony ethylene glycolate and catecholate compounds: structural characterization of polyesterification catalysts
8. Unexpected catalyst for Wittig-type and dehalogenation reactions
9. Multiple dendritic catalysts for asymmetric transfer hydrogenation
10. A simple and versatile method for the synthesis of acetals from aldehydes and ketones using bismuth triflate
11. A triruthenium carbonyl cluster bearing a bridging acenaphthylene ligand: an efficient catalyst for reduction of esters, carboxylic acids, and amides by trialkylsilanes
12. Electrophilic diamination of alkenes by using FeCl (sub)3 -PPh (sub)3 complex as the catalyst
13. Role of protein flexibility in the catalytic cycle of p-hydroxybenzoate hydroxylase elucidated by the Pro293Ser mutant
14. The aromatic 'trapping' of the catalytic histidine is essential for efficient catalysis in acetylcholinesterase
15. Multiple conformational changes in enzyme catalysis
16. Optically active aromatic and heteroaromatic alpha-amino acids by a one-pot catalytic enantioselective addition of aromatic and heteroaromatic C-H bonds to alpha-imino esters
17. A new approach to (-)-swainsonine by ruthenium-catalyzed ring rearrangement
18. The origins of noncovalent catalysis of intermolecular Diels-Alder reactions by cyclodextrins, self-assembling capsules, antibodies, and RNAses
19. Catalytic asymmetric benzylic C-H activation by means of carbenoid-induced C-H insertions
20. Regio- and stereoselective ring openings of 3-aza-2-oxabicyclo[2.2.1]hept-5-ene systems with copper catalyst-modified Grignard reagents: application to the synthesis of an inhibitor of 5-lipoxygenase
21. Catalytic oxidative carbonylation of primary and secondary diamines to cyclic ureas. Optimization and substituent studies
22. Asymmetric synthesis of 4'-ethoxy-2',3'-didehydro-2',3'-dideoxynucleosides by palladium-catalyzed kinetic discrimination between the corresponding diastereoisomeric lactol acetates
23. Amino acid derived heterocycles: Lewis acid catalyzed and radical cyclizations from peptide acetals
24. Asymmetric catalysis and amplification with chiral lanthanide complexes
25. Lanthanide complexes in multifunctional asymmetric catalysis
26. Lanthanocene catalysts in selective organic synthesis
27. Synthesis of aliphatic ketones from allylic alcohols through consecutive isomerization and chelation-assisted hydrocylation by a rhodium catalyst
28. Effect of adjacent chiral tertiary and quaternary centers on the metal-catalyzed allylic substitution reaction
29. Highly active, air-stable palladium catalysts for the C-C and C-S bond-forming reactions of vinyl and aryl chlorides: use of commercially available [(t-Bu) (sub)2 P(OH)] (sub)2 PdCl (sub)2, [(t-Bu) (sub)2 P(OH)PdCl (sub)2] (sub)2, and [[(t-Bu) (sub)2 PO...H...OP(t-Bu) (sub)2]PdCl] (sub)2 as catalysts
30. P(RNCH (sub)2 CH (sub)2) (sub)3 N: efficient 1,4-addition catalysts
31. Internal equilibrium of the hammerhead ribozyme is altered by the length of certain covalent cross-links
32. Chiral fluoro ketones for catalytic asymmetric epoxidation of alkenes with Oxone
33. Addition of heteroaromatics to alkylidenecyclopropanes catalyzed by palladium
34. Cobalt-phosphite-catalyzed asymmetric Pauson-Khand reaction
35. Some aspects of palladium-catalyzed cycloalkenylation: developments of environmentally benign catalytic conditions and demonstration of tandem cycloalkenylation
36. Catalytic cycle of rhodium-catalyzed asymmetric 1,4-addition of organoboronic acids. Arylrhodium, oxa-pi-allylrhodium, and hydroxorhodium intermediates
37. Diastereoselective reactions of delta-oxy-substituted allylic acetates with organocopper reagents
38. Total synthesis of (S)-(+)-imperanene. Effective use of regio- and enantioselective intramolecular carbon-hydrogen insertion reactions catalyzed by chiral dirhodium(II) carboxamidates
39. Haptophilicity studies with 1,1-disubstituted 2-methyleneacenaphthenes
40. A new approach to the reduction of sulfoxides to sulfides with 1,3-dithiane in the presence of electrophilic bromine as catalyst
41. [Ni (super)0 L]-catalyzed cyclodimerization of 1,3-butadiene: a comprehensive density functional investigation based on the generic [(C (sub)4 H (sub)6) (sub)2 Ni (super)0 PH (sub)3] catalyst
42. Mechanistic comparison of cyclic ester polymerizations by novel iron(III)-alkoxide complexes: single vs multiple site catalysis
43. Monolayers as models for supported catalysts: zirconium phosphonate films containing manganese(III) porphyrins
44. Asymmetric Diels-Alder, Michael, and aldol reactions using a planar chiral 1,3-oxazol-2(3H)-one derived from (R)-(+)-4-hydroxy-[2.2]paracyclophane
45. Diastereo- and enantioselective direct catalytic aldol reaction of 2-hydroxyacetophenones with aldehydes promoted by a heteropolymetallic complex: catalytic asymmetric synthesis of anti-1,2-diols
46. Designing new chiral ketone catalysts. Asymmetric epoxidation of cis-olefins and terminal olefins
47. Computational studies of tungsten-catalyzed endo-selective cycloisomerization of 4-pentyl-1-ol
48. Titanium isopropoxide as efficient catalyst for the aza-Baylis-Hillman reaction. Selective formation of alpha-methylene-beta-amino acid derivatives
49. Practical synthesis of optically active amino alcohols via asymmetric transfer hydrogenation of functionalized aromatic ketones
50. Efficient ruthenium-catalyzed aerobic oxidation of alcohols using a biomimetic coupled catalytic system
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