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Highly Efficient Condensation of Glycerol to Cyclic Acetals Catalyzed by Titanium-Exchanged Montmorillonite

✍ Scribed by Kaneda, Kiyotomi; Mitsudome, Takato; Matsuno, Tsuyoshi; Sueoka, Shoichiro; Mizugaki, Tomoo; Jitsukawa, Koichiro

Book ID
118267085
Publisher
Japan Institute of Heterocyclic Chemistry
Year
2012
Tongue
English
Weight
617 KB
Volume
84
Category
Article
ISSN
0385-5414

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The titanium cation-exchanged montmorillonite efficiently catalyzed the selective acetalization of various carbonyl compounds as a recyclable solid acid. This heterogeneous catalyst has an advantage of a strikingly simple workup procedure over conventional homogeneous acids.

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✍ Jiacheng Wang; Yoichi Masui; Kenya Watanabe; Makoto Onaka πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 English βš– 195 KB πŸ‘ 2 views

## Abstract magnified image Tin ion‐exchanged montmorillonite (Sn‐Mont) was found to be a powerful catalyst for the cyanosilylation of aromatic and aliphatic ketones having a carbonyl group in sterically congested circumstances with cyanotrimethylsilane, giving the corresponding cyanohydrin trimet