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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 21, 1991 - Issue 20
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Original Articles

The Mannich Reaction of Butanone, Aromatic Aldehydes and Aromatic Amines

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Pages 2109-2117 | Received 12 Jun 1991, Published online: 23 Sep 2006
 

Abstract

Under the catalysis of small amount of concentrated hydrochloric acid, the Mannich reaction of butanone, aromatic aldehydes and aromatic amines can be carried out directly at 0–20°C. Twelve corresponding Mannich bases (1), 1-aryl-1-arylamino-3-pentanones, were prepared in high yields.

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