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Silica-Supported Perchloric Acid (HClO4—SiO2): A Versatile Catalyst for Tetrahydropyranylation, Oxathioacetalization and Thioacetalization.

✍ Scribed by Abu T. Khan; Tasneem Parvin; Lokman H. Choudhury

Book ID
101995283
Publisher
John Wiley and Sons
Year
2006
Weight
29 KB
Volume
37
Category
Article
ISSN
0931-7597

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📜 SIMILAR VOLUMES

Perchloric Acid Impregnated on Silica Ge
Perchloric Acid Impregnated on Silica Gel (HClO4/SiO2): A Versatile Catalyst for Michael Addition of Thiols to the Electron-Deficient Alkenes.
✍ Abu T. Khan; Subrata Ghosh; Lokman H. Choudhury 📂 Article 📅 2006 🏛 John Wiley and Sons ⚖ 32 KB

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Perchloric Acid Impregnated on Silica Ge
Perchloric Acid Impregnated on Silica Gel (HClO4/SiO2): A Versatile Catalyst for Michael Addition of Thiols to the Electron-Deficient Alkenes
✍ Abu T. Khan; Subrata Ghosh; Lokman H. Choudhury 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 127 KB

## Abstract Perchloric acid adsorbed on silica gel (HClO~4~/SiO~2~) has been found to be a highly efficient and versatile catalyst for the Michael addition of thiols to a wide variety of conjugated alkenes such as α,β‐unsaturated ketones, carboxylic esters, nitriles, amides and chalcones in dichlor