Publication | Closed Access
Ring Transformation Reactions, I. Conversion of 6‐Aryl‐4‐(methylthio)‐2‐oxo‐2<i>H</i>‐pyran‐3‐carbonitriles to pyrazoles
48
Citations
3
References
1991
Year
Diversity Oriented SynthesisTransformation ReactionsEngineering‐2‐Oxo‐2 HPyrazoles 4Natural SciencesDiversity-oriented SynthesisOrganic ChemistryStereoselective SynthesisChemistryHeterocycle ChemistrySynthetic ChemistryBiomolecular Engineering
Abstract A new ring transformation reaction has been studied by treating 6‐ or 5,6‐disubstituted 4‐(methylthio)‐2‐oxo‐2 H ‐pyran‐3‐carbonitriles 2 with hydrazine and methylhydrazine leading to polysubstituted pyrazoles 4, 5, 6 .
| Year | Citations | |
|---|---|---|
Page 1
Page 1