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MICROWAVE INDUCED SYNTHESIS OF 3-METHYL-4-[(CHROMON-3-YL)- METHYLENE]-1-PHENYL PYRAZOLIN- 5-(4H)-ONES WITH ALUMINA SUPPORT AND IN SOLVENT FREE CONDITIONS

โœ Scribed by Karale, B. K.; Chavan, V. P.; Mane, A. S.; Hangarge, R. V.; Gill, C. H.; Shingare, M. S.


Book ID
126584454
Publisher
Taylor and Francis Group
Year
2002
Tongue
English
Weight
145 KB
Volume
32
Category
Article
ISSN
0039-7911

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Rapid synthesis of substituted 5-phenyl-
โœ Rochelle R. Ferrett; Michael J. Hyde; Kimberly A. Lahti; Timothy L. Friebe ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 153 KB

Under microwave irradiation and without solvent, racemic and optically pure mandelic acid readily condenses with aldehydes and ketones to give 2-alkyl substituted 5-phenyl-1,3-dioxolan-4-ones in good yield.