## Abstract Solvent‐free condensation easily occurred by mixing aromatic aldehydes and 2,3‐dimethyl‐1‐phenyl‐3‐pyrazoline‐5‐one (antipyrine) in the presence of __p__‐toluenesulfonic acid as a solid acid catalyst at room temperature to give the corresponding disubstituted products as sole products i
✦ LIBER ✦
Solvent-Free Condensation of Aromatic Aldehydes and 2,3-Dimethyl-1-phenyl-3-pyrazolin-5-one by p-Toluenesulfonic Acid.
✍ Scribed by Hideko Koshima; Mitsuo Hamada
- Publisher
- John Wiley and Sons
- Year
- 2003
- Weight
- 89 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0931-7597
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