Citation: Radhakrishnan Mahesh, Arghya Kusum Dhar, Tara Sasank T. V. N. V., Sappanimuthu Thirunavukkarasu, Thangaraj Devadoss. Citric acid:An efficient and green catalyst for rapid one pot synthesis of quinoxaline derivatives at room temperature[J]. Chinese Chemical Letters, ;2011, 22(4): 389-392. doi: 10.1016/j.cclet.2010.11.002 shu

Citric acid:An efficient and green catalyst for rapid one pot synthesis of quinoxaline derivatives at room temperature

a Birla Institute of Technology & Science, Pilani, Rajasthan-333031, India;
b Orchid Chemicals and Pharmaceutical Ltd., Sholinganallur, Chennai-600119, India

Received Date: 10 June 2010

Fund Project: The work was supported by the University Grants Commission (UGC), New Delhi, India.

The condensation of o-phenylenediamines with 1,2-dicarbonyl compounds in the presence of citric acid afforded the corresponding quinoxaline derivatives in higher yields at room temperature in ethanol, and most of the reactions were completed in less than 1 min.
- Quinoxalins,
- Citric acid,
- o-Phenylenediamines,
- 1,2-Dicarbonyl compounds,
- Green catalyst
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