## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Deprotonation and Regioselective Addition of 2H-Pyrazolo[3,4-c]quinolines to Electrophiles.
✍ Scribed by Michael E. Danielson; et al. et al.
- Publisher
- John Wiley and Sons
- Year
- 2007
- Weight
- 20 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0931-7597
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📜 SIMILAR VOLUMES
## Abstract 4‐Hydroxy‐3‐arylhydrazonoalkyl‐2‐quinolones 6 or reactive derivatives such as 3‐arylhydrazonoalkyl‐4‐tosyloxy‐2‐quinolones **7** or 4‐chloro‐3‐arylhydrazonoalkyl‐2‐quinolones **14**, which are obtained __via__ 3‐acyl‐4‐hydroxyquinolones **4, 10** or 3‐phenylarrmomethylene‐quinoline‐2,4‐
## Abstract The new pyrazolo[4,3‐__c__]quinolin‐3‐one derivatives 3a‐c and 6a‐c were prepared by the following three steps: first the preparation of ethyl 4‐hydroxyquinoline‐3‐carboxylate derivatives 1 and 4 by reaction of isatoic anhydrides and ethyl malonate and ethyl acetoacetate respectively, t