LiCl对于i-PrMgCl的加强作用 一般格式试剂制备可以通过卤代烃和镁直接进行氧化加成反应,也可以通过格式试剂间的交换进行制备。1931年,Pre ´vost首例报道了使用乙基格式试剂进行交换,但收率很差。只有使用芳基碘或者活化的芳基溴...有机方法2017-12-168.1W
Oxidative Debenzylation of N-Benzyl Amides and O-Benzyl Ethers Using Alkali Metal BromideThe oxidative debenzylation of N-benzyl amides and O-benzyl ethers was promoted with high efficien...有机方法2017-11-084.2W
Copper-Catalyzed N-tert-Butylation of Aromatic AminesA variety of aromatic amines have been found to expediently undergo copper-catalyzed N-tert-butylati...有机方法2017-10-094.3W #tert-butylation
Preparation of Unsymmetrical Ketones from Tosylhydrazones and Aromatic AldehydesPreparation of ketones by insertion of diazo compounds into the formyl C–H bond of an aldehyde is...有机方法2017-09-304.3W
Highly Stereoselective Synthesis of trans-Alkenes Using Na2S·9H2OA highly stereoselective and efficient transition-metal-free semihydrogenation of internal alkynes t...有机方法2017-09-254.1W #Alkene
Stereodivergent Synthesis of Z- and E-AlkenesHerein, we report a novel cobalt-catalyzed stereodivergent transfer hydrogenation of alkynes to Z- a...有机方法2017-09-124.3W
Chemoselective Palladium-Catalyzed Cyanation of Alkenyl HalidesA palladium-catalyzed cyanation of alkenyl halides using acetone cyanohydrin is described. A numbe...有机方法2017-08-194.3W #cyanide
Manganese-Catalyzed Borylation of Unactivated Alkyl ChloridesThe use of low-cost manganese(II bromide (MnBr2 and tetramethylethylenediamine (TMEDA catalyzes...有机方法2017-07-044.4W
Chan–Evans–Lam Amination of Boronic Acid Pinacol (BPin) Esters: Overcoming the Aryl Amine ProblemThe Chan–Evans–Lam reaction is a valuable C–N bond forming process. However, aryl boronic acid pin...有机方法2017-06-294.1W
Metal-Free Chlorodeboronation of OrganotrifluoroboratesA mild and metal-free method for the chlorodeboronation of organotrifluoroborates using trichloroi...有机方法2017-06-164.0W