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Synthesis and biological properties of Substituted 2H-1-Benzopyran-2-ones and 2H,10H-benzo [1,2-b: 3,4-b′]dipyran-2,10-diones

✍ Scribed by Naresh K. Sangwan; Braham S. Verma; Kuldip Singh Dhindsa

Book ID
105353328
Publisher
John Wiley and Sons
Year
1988
Tongue
English
Weight
302 KB
Volume
330
Category
Article
ISSN
1615-4150

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An efficient synthesis of novel spiro 2,3,7,8-tetrahydro-benzo[1,2-b:5,4-b 0 ]dipyran-4,6-dione and 2,3,8,9tetrahydro-benzo[1,2-b:4,3-b 0 ]dipyran-4,10-dione derivatives in high yields under microwave irradiation is described. The reaction was also studied under conventional heating conditions.