Microwave-assisted solvent free synthesis of hydroxy derivatives of 4-methyl coumarin using nano-crystalline sulfated-zirconia catalyst
2008 ◽
Vol 286
(1-2)
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pp. 41-46
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2009 ◽
Vol 301
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pp. 67-78
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2011 ◽
Vol 61
(1)
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pp. 275-280
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2012 ◽
Vol 18
(4)
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pp. 1474-1481
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2010 ◽
Vol 317
(1-2)
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pp. 41-45
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2017 ◽
Vol 6
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pp. 33-38