Preparation of 1,5-diaryl-3-(arylamino)-1H-pyrrol- 2(5H)-one derivatives using 1-methylpiperidinium hydrogen sulfate as an efficient catalyst
نویسندگان
چکیده مقاله:
A highly efficient and environmentally friendly synthesis of various 1,5-diaryl-3-(arylamino)-1H-pyrrol-2(5H)-ones catalyzed by 1-methylpiperidinium hydrogen sulfate via one-pot cyclo-condensation reaction ofaldehydes, amines and ethyl 2-oxopropanoate under ambient conditions has been explored. The presentmethodology offers several advantages such as good yields, simple procedure, shorter reaction times andmilder conditions and the products were purified without resorting to chromatography.
منابع مشابه
preparation of 1,5-diaryl-3-(arylamino)-1h-pyrrol- 2(5h)-one derivatives using 1-methylpiperidinium hydrogen sulfate as an efficient catalyst
a highly efficient and environmentally friendly synthesis of various 1,5-diaryl-3-(arylamino)-1h-pyrrol-2(5h)-ones catalyzed by 1-methylpiperidinium hydrogen sulfate via one-pot cyclo-condensation reaction ofaldehydes, amines and ethyl 2-oxopropanoate under ambient conditions has been explored. the presentmethodology offers several advantages such as good yields, simple procedure, shorter react...
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عنوان ژورنال
دوره 5 شماره 2
صفحات 65- 71
تاریخ انتشار 2012-06-20
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