An efficient synthesis of 1,8-dioxo-octahydroxanthenes using heterogeneous catalysts
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作者:
Das, Biswanath
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Indian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, India
Das, Biswanath
[1
]
Thirupathi, Ponnaboina
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Indian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, India
Thirupathi, Ponnaboina
[1
]
Reddy, K. Ravinder
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Indian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, India
Reddy, K. Ravinder
[1
]
Ravikanth, B.
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Indian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, India
Ravikanth, B.
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]
Nagarapu, Lingaiah
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Indian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, India
Nagarapu, Lingaiah
[1
]
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[1] Indian Inst Chem Technol, Organ Chem Div 1, NPL, IICT, Hyderabad 500007, Andhra Pradesh, India
1.8-dioxo-octahydroxanthene;
5,5-dimethyl-1,3-cyclohexanedione;
silica chloride;
NaHSO4 center dot SiO2;
heterogeneous catalyst;
D O I:
10.1016/j.catcom.2006.02.023
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
1,8-Dioxo-octahydroxanthenes have efficiently been synthesized from 5,5-dimethyl-1,3-cyclohexanedione and aromatic aldehydes using silica supported sodium hydrogen sulfate (NaHSO4 center dot SiO2) or silica chloride as a heterogeneous catalyst. The experimental procedure is very simple and the products are formed in high yields. (c) 2006 Elsevier B.V. All rights reserved.
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Indian Inst Chem Technol, Organ Chem Div 1, Hyderabad 500007, Andhra Pradesh, IndiaIndian Inst Chem Technol, Organ Chem Div 1, Hyderabad 500007, Andhra Pradesh, India
Das, B
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Banerjee, J
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Banerjee, J
;
Ravindranath, N
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Das, B
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Reddy, VS
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Reddy, VS
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Reddy, MR
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Das, B
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Mahender, G
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Mahender, G
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Kumar, VS
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Kumar, VS
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Chowdhury, N
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Ramesh, C
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Ravindranath, N
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Das, B
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Das, B
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Banerjee, J
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Banerjee, J
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Ravindranath, N
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Reddy, VS
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Reddy, MR
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Das, B
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Mahender, G
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Kumar, VS
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Kumar, VS
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Chowdhury, N
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Ramesh, C
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Ravindranath, N
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Das, B
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Das, B
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