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Highly chemoselective acetalization of carbonyl compounds catalyzed by a novel recyclable ammonium triflate-functionalized silica

✍ Scribed by Babak Karimi; Maryam Ghoreishi-Nezhad


Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
282 KB
Volume
277
Category
Article
ISSN
1381-1169

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Highly efficient and chemoselective acet
✍ Majid Moghadam; Iraj Mohammadpoor-Baltork; Shahram Tangestaninejad; Valiollah Mi πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 English βš– 86 KB

## Abstract Various types of aromatic aldehydes were efficiently converted to their corresponding 1,3‐dioxanes and 1,3‐dioxolane with 1,3‐propanediol and ethylene glycol, respectively, in the presence of catalytic amount of ZrO(OTf)~2~ in acetonitrile at room temperature. The catalyst can be reused