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. 2007 Jul;14(5):515-518.
doi: 10.1016/j.ultsonch.2006.09.006. Epub 2006 Dec 4.

Ultrasound-promoted synthesis of 1-amidoalkyl-2-naphthols via a three-component condensation of 2-naphthol, ureas/amides, and aldehydes, catalyzed by sulfamic acid under ambient conditions

Sachin B Patil  1 , Pankajkumar R Singh  1 , Mandar P Surpur  1 , Shriniwas D Samant  2
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Free article

Ultrasound-promoted synthesis of 1-amidoalkyl-2-naphthols via a three-component condensation of 2-naphthol, ureas/amides, and aldehydes, catalyzed by sulfamic acid under ambient conditions

Sachin B Patil et al. Ultrason Sonochem. 2007 Jul.
Free article

Abstract

A three-component one-pot condensation of 2-naphthol, ureas/amides and aldehydes catalyzed by sulfamic acid, under ultrasound irradiation and ambient conditions gives 1-amidoalkyl-2-naphthols in excellent yield and in short time.

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