## Abstract All products are purified by recrystallization from ethanol.
ChemInform Abstract: Convenient Ultrasound-Promoted Regioselective Synthesis of Fused 6-Amino-3-methyl-4-aryl-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile
✍ Scribed by Leila Zare; Nosrat O. Mahmoodi; Asieh Yahyazadeh; Manouchehr Mamaghani
- Publisher
- John Wiley and Sons
- Year
- 2011
- Weight
- 27 KB
- Volume
- 43
- Category
- Article
- ISSN
- 0931-7597
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
## Abstract A facile synthesis of __trans__ isomers of 4‐aryl‐3‐methyl‐6‐oxo‐4,5,6,7‐tetrahydro**‐**2__H__**‐**pyrazolo[3,4‐__b__]pyridine‐5‐carbonitriles via three‐component condensation reaction of an aldehyde, 3‐amino‐5‐methylpyrazole and ethyl cyanoacetate in acetonitrile has been developed und
## Abstract 3‐Amino‐5‐methylpyrazole, ethyl cyanoacetate and aromatic aldehydes undergo an acid‐catalyzed condensation to generate diastereomeric mixtures of pyrazolopyridinones (III)/(IV).
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v