A cascade Stetter-aldol reaction of phthalaldehyde and Michael acceptors catalyzed by N-heterocyclic carbenes was developed. The corresponding 3-substituted-4-hydroxytetralones were obtained in moderate to good yields with good trans-selectivities. On the contrary, the separated Stetter reaction followed by aldol reaction gave 3-substituted-4-hydroxytetralones with good cis-selectivity. Oxidation or dehydration of the resulted 4-hydroxytetralone gave the corresponding naphthalenediol or naphthol derivative, respectively, in good yield.
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CSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, India
Mukherjee, Subrata
Mondal, Santigopal
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CSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, India
Mondal, Santigopal
Patra, Atanu
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CSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, India
Patra, Atanu
Gonnade, Rajesh G.
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CSIR Natl Chem Lab CSIR NCL, Ctr Mat Characterizat, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, India
Gonnade, Rajesh G.
Biju, Akkattu T.
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CSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, IndiaCSIR Natl Chem Lab CSIR NCL, Div Organ Chem, Pune 411008, Maharashtra, India
机构:
Lanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China
Qi, Jing
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Xie, Xingang
He, Jinmei
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Lanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China
He, Jinmei
Zhang, Ling
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Lanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China
Zhang, Ling
Ma, Donghui
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Lanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China
Ma, Donghui
She, Xuegong
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Lanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China
Chinese Acad Sci, Lanzhou Inst Chem Phys, State Key Lab Oxo Synth & Select Oxidat, Lanzhou 730000, Peoples R ChinaLanzhou Univ, Dept Chem, State Key Lab Appl Organ Chem, Lanzhou 730000, Peoples R China