In heterogeneous catalysis, the catalyst is in a different phase from the reactants. HPLC of Formula: C5H6N2O3, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 1123-49-5, name is 3,5-Dimethyl-4-nitroisoxazole. In an article£¬Which mentioned a new discovery about 1123-49-5
Recent advances in the preparation of active pharmaceutical ingredient (S)-Pregabalin
In recent times, several efforts have been devoted to develop new synthetic methodologies to access active the pharmaceutical ingredient (S)-Pregabalin. Marketed as (LyricaTM), (S)-Pregabalin is indicated for the treatment of epilepsy, neuropatic pain and anxiety. As presented in this short review, the methodologies available to prepare (S)-Pregabalin can be classified by the method employed to install the desired absolute stereochemistry, namely: (a) preparation of Pregabalin as a racemate and its resolution; (b) enantioselective syntheses; (c) processes involving a biocatalytic step. This review provides an overview of the state of the art on the synthetic methodology available to prepare this blockbuster API.
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Reference£º
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem