The Hendrickson reagent derived from triflic anhydride and triphenylphosphine oxide exhibited high oxophilicity and induced the intramolecular cyclization of β-arylethylamides perfectly. Thus, a one-pot protocol to access isoquinoline and β-carboline was developed involving cyclization followed by oxidative aromatization. Hendrickson reagent - isoquinoline - β-carboline - β-arylethylamide - manganese(IV)
衍生自
三氟甲磺酸酐和
三苯基氧化膦的亨德里克森试剂表现出高的亲氧性,并完美地诱导了β-芳基乙酰胺的分子内环化。因此,开发了一种一锅法访问
异喹啉和β-咔啉,该方法涉及环化,然后进行氧化芳构化。 亨德里克森试剂-
异喹啉-β-咔啉-β-芳基乙酰胺-
氧化锰