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- Currently displaying 27441 - 27460 of 29825 publications
Chemistry of insect antifeedants from azadirachta indica (part 7): Preparation of an optically pure hydroxyacetal epoxide related to azadirachtin.
– Tetrahedron Letters
(1990)
31,
3437
Chiral synthesis of Z-2-butylidenecyclohexan-1-OL and -1-YL phenylsulphide from optically active phosphine oxides
– Tetrahedron Letters
(1990)
31,
2743
High resolution 13 C MAS NMR spectra of paramagnetic lanthanide complexes
– Chemical Communications
(1990)
{72-74}
(doi: 10.1039/c39900000072)
Far infrared L.M.R. of[Xtilde]2Π NCO
– Molecular Physics
(1990)
69,
175
(doi: 10.1080/00268979000100121)
Synthesis of a C16-C28 spiroacetal fragment of avermectin B1a and reassignment of some 1H and 13C resonances of avermectin B1a
– Tetrahedron Letters
(1990)
31,
3445
The rehydration of metakaolinite to kaolinite: Evidence from solid-state NMR and cognate techniques
– Journal of Solid State Chemistry
(1990)
89,
260
(doi: 10.1016/0022-4596(90)90267-2)
Biosynthesis of porphyrins and related macrocycles. Part 35. Discovery of a novel dipyrrolic cofactor essential for the catalytic action of hydroxymethylbilane synthase (porphobilinogen deaminase)
– Journal of the Chemical Society, Perkin Transactions 1
(1990)
1979
(doi: 10.1039/p19900001979)
Chiral synthesis of Z-2-butylidenecyclohexan-1-OL and -1-YL phenylsulphide from optically active phosphine oxides
– Tetrahedron Letters
(1990)
31,
2743
Stereoelectronic factors in the synthesis of tetrahydrofurans by hydroxyl participation in phenylthio migration
– Tetrahedron Letters
(1990)
31,
3457
New procedures for selectively protected cholic acid derivatives. Regioselective protection of the 12α-OH group, and t-butyl esterification of the carboxyl group
– J. Chem. Soc., Perkin Trans. 1
(1990)
2245
(doi: 10.1039/p19900002245)
Structure and reactivity of ammonia synthesis catalysts derived from CeRu2 precursors: A study by in Situ X-ray absorption spectroscopy
– Journal of Catalysis
(1990)
125,
67
(doi: 10.1016/0021-9517(90)90078-X)
Molecular mechanism of alkene epoxidation: A model study with 3,3-dimethyl-1-butene on Ag(111)
– Catalysis Letters
(1990)
4,
57
(doi: 10.1007/BF00764871)
INSITU X-RAY-DIFFRACTION STRUCTURAL INVESTIGATION OF METHANOL SYNTHESIS CATALYSTS DERIVED FROM CECU2
– Applied Catalysis
(1990)
67,
151
Analysis of gossypol enantiomers in human serum
– Journal of Liquid Chromatography & Related Technologies
(1990)
13,
2261
(doi: 10.1080/01483919008049029)
Solid-state NMR evidence for the strong binding of methanol prior to carbon-carbon bond formation during the synthesis of gasoline on molecular sieve catalysts
– Chemical Communications
(1990)
918
(doi: 10.1039/C39900000918)
TPAP: Tetra-n-propylammonium perruthenate, a mild and convenient oxidant for alcohols
– Aldrichimica Acta
(1990)
23,
13
Inotropic activity of heterocyclic analogues of isomazole
– European Journal of Medicinal Chemistry
(1990)
25,
467
(doi: 10.1016/0223-5234(90)90141-o)
A study of the structural series in the TlCaBaCuO superconducting system
– Journal of Solid State Chemistry
(1990)
88,
193
(doi: 10.1016/0022-4596(90)90215-j)
Nickel carbonyl clusters in molecular beams: a reinterpretation of the results which gives circumstantial evidence for a face-capping cluster-growth sequence
– Journal of the American Chemical Society
(1990)
112,
930
(doi: 10.1021/ja00159a003)