A highly efficient and recyclable silica-supported tungstic acid (STA) catalyst for the synthesis of pyrano[3,2-c]chromen-5-ones under solvent free conditions
| Autor: | Jadhav, Amol Maruti, Krishnammagari, Suresh Kumar, Kim, Jong Tae, Jeong, Yeon Tae |
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| Zdroj: | In Tetrahedron 24 August 2017 73(34):5163-5169 |
| Databáze: | ScienceDirect |
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