An Efficient Synthesis of Coumarino[4,3-d]pyrazolo[3,4-b]-pyridine Derivatives Catalyzed by Silica Sulfuric Acid under Microwave Irradiation
2015 ◽
Vol 35
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pp. 927
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2012 ◽
Vol 9
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pp. 791-798
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Vol 45
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pp. 1103-1108
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2005 ◽
Vol 137
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pp. 181-184
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