Silica Supported Fluoroboric Acid: An Efficient and Reusable Heterogeneous Catalyst for Facile Synthesis of 2-Aliphatic Benzothiazoles, Benzoxazoles, Benzimidazoles and Imidazo[4,5-b]pyridines
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- Bulletin of the Korean Chemical Society
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- 제31권6호
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- pp.1719-1722
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- 2010