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Chemical communications (Cambridge, England)
Jan 21, 2007; (3): 278-9.

An efficient reusable silver-exchanged tungstophosphoric acid heterogeneous catalyst for solvent-free intermolecular hydroamination of alkynes.

N Lingaiah, N Seshu Babu, K Mohan Reddy, P S Sai Prasad, I Suryanarayana
Author Information
  1. N Lingaiah: Catalysis Laboratory, I&PC Division, Indian Institute of Chemical Technology, Hyderabad, 500 007, India. nakkalingaiah@iict.res.in
PMID: 17299638 DOI: 10.1039/b613013e

Abstract

Hydroamination of alkynes with both aromatic and aliphatic amines proceeds efficiently in the presence of silver-exchanged tungstophosphoric acid (AgTPA) catalyst under solvent-free conditions to afford ketimines in excellent yields.

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Created with Highcharts 10.0.0alkynessilver-exchangedtungstophosphoricacidcatalystsolvent-freeHydroaminationaromaticaliphaticaminesproceedsefficientlypresenceAgTPAconditionsaffordketiminesexcellentyieldsefficientreusableheterogeneousintermolecularhydroamination

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