Synthesis of 4-(Monoalkylamino)-coumarins
β Scribed by Ivo C. Ivanov; Stoyan K. Karagiosov; Ilia Manolov
- Publisher
- John Wiley and Sons
- Year
- 1991
- Tongue
- English
- Weight
- 130 KB
- Volume
- 324
- Category
- Article
- ISSN
- 0365-6233
No coin nor oath required. For personal study only.
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## Abstract magnified image Various 1,3βdimethyl and 1βmethylβ3βphenylfuro[3,4β__c__]coumarins (**5aβh** and **6aβh**) have been synthesized by demethylation cyclization of the respective 3βarylβ4βethoxycarbonyl furans (**3aβh** and **4aβh**). These ethoxycarbonyl furans were prepared by reacting