TBAI/TBHP mediatedoxidativecrosscoupling of phenols and carboxylic acids with ketones has been reported under metal-free, base free, solvent free conditions enabling environmentally benign synthesis of aryloxyketones, acyloxy ketones and benzofurans. Phenoxyketones and acyloxylcarbonyl compounds were synthesized in good to high yields, where as benzofurans were synthesized in moderate yields. This
Pharmaceutical compounds and process for the manufacture of same
申请人:R.P. SCHERER CORPORATION
公开号:EP0089857A1
公开(公告)日:1983-09-28
An analgesic and anti-inflammatory product comprising an acetyl salicylic derivative composition having the formula:
wherein both R and R1 are hydrocarbon radicals and process for the manufacture thereof.
一种镇痛消炎产品,由具有以下式子的乙酰水杨酸衍生物组合物组成:
其中 R 和 R1 均为烃基及其制造工艺。
2-(Chloromethyl)-3,5-dioxahex-1-ene. An effective acetonylating reagent