An activated carbon with OSGs (Oxygen Surface Groups) supported nickel catalyst shows high activity and chemoselectivity for hydrogenation of a variety of substituted nitroarenes under mild reaction conditions.
2-thienylglycidic derivative, process for its preparation and its use as
申请人:Sanofi
公开号:US05132435A1
公开(公告)日:1992-07-21
The invention relates to isopropyl 2-thienylglycidate of formula: ##STR1## obtained by reaction of 2-thienylcarboxaldehyde with an isopropyl haloacetate. It is employed as a synthesis intermediate in the preparation of 2-thienylacetaldoxime and of medications derived from thieno[3,2-c]pyridine.