Heteropoly acid-catalyzed aza-Prins-cyclization: an expeditious synthesis of 4-hydroxypiperidines |
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| Authors: | JS Yadav BV Subba Reddy GGKS Narayana Kumar B Jagadeesh |
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| Institution: | a Division of Organic Chemistry, Indian Institute of Chemical Technology, Hyderabad 500 007, India
b Center for nuclear magnetic resonance, Indian Institute of Chemical Technology, Hyderabad 500 007, India |
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| Abstract: | 4-Hydroxypiperidines are prepared in good yields and with high selectivity by means of aza-Prins-cyclization using 10 mol % phosphomolybdic acid under mild reaction conditions. This is the first report on the preparation of 4-hydroxypiperidines via aza-Prins-cyclization. |
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| Keywords: | Aza-Prins-cyclization Heteropoly acid Homoallylic amines 4-Hydroxypiperidines |
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