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ChemInform Abstract: A New Approach for the Synthesis of Pyrazoles via 1,3-Dipolar Cycloaddition of Nitrile Imines to Acetyl Acetone
- Source :
- ChemInform. 33
- Publication Year :
- 2010
- Publisher :
- Wiley, 2010.
-
Abstract
- The acetyl acetone 3 reacts smoothly with the nitrile imines 2 generated in situ by the catalytic dehydrogenation of diphenyl hydrazones 1 using chloramine-T to afford regioselective cycloadducts 5,6 in 59-78% and 6-8% yields respectively.
Details
- ISSN :
- 15222667 and 09317597
- Volume :
- 33
- Database :
- OpenAIRE
- Journal :
- ChemInform
- Accession number :
- edsair.doi...........42cb28392a37cb401213a6f19aa3bec2
- Full Text :
- https://doi.org/10.1002/chin.200243143