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Highly Efficient and Versatile Acetalization of Glycol Catalyzed by Cupric p-Toluenesulfonate.

✍ Scribed by Cai-Hua Liu; Xin-Yu Yu; Xue-Zheng Liang; Wen-Juan Wang; Jian-Guo Yang; Ming Yuan He


Publisher
John Wiley and Sons
Year
2007
Weight
19 KB
Volume
38
Category
Article
ISSN
0931-7597

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## 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