172 research outputs found
Catalytic Asymmetric 1,6-Michael Addition of Arylthiols to 3-Methyl-4-nitro-5-alkenyl-isoxazoles with Bifunctional Catalysts
ChemInform Abstract: A Description of the Effects of Silyl vs. Alkyl Substituents in Ketones (I)-(III) in the Light of 17O NMR Data and with the Help of Qualitative MO Theory.
ChemInform Abstract: Regioselective Synthesis of 4-Acetyl- and 5-Acetyl-3-methylisoxazole: Their Conversion into Silyl and Methyl Enol Ethers.
ChemInform Abstract: Chemistry of Substituted Pyrazolo(1,5-a)pyrimidines. Part 4. A Structural Correction of a Series of Pyrazolo(5â˛,1â˛:2,3)pyrimido(5,4-d) (1,2)diazepines on the Basis of NMR Spectroscopy and X-Ray Diffraction Analysis.
ChemInform Abstract: RING-CHAIN ISOMERISM OF SOME 4,5-DISUBSTITUTED PYRIDAZINES INVOLVING HETEROSPIRO COMPOUNDS
ChemInform Abstract: First Example of Diels-Alder Reaction of 4-(1-Ethenylsubstituted)-3-methylisoxazoles with Acetylenedicarboxylates.
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