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A New and Simple Synthesis of 3H-Benzo[f]chromen-3-one and 2H-Benzo[h]chromen-2-one Derivatives

✍ Scribed by Rahim Hekmatshoar; Yahya S. Beheshtiha; Monire Kheirkhah; Farnoosh Faridbod


Book ID
106215061
Publisher
Springer Vienna
Year
2002
Tongue
English
Weight
51 KB
Volume
133
Category
Article
ISSN
0026-9247

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2-Benzylidene-2,3-dihydro-1H-benzo[f]chr
✍ Marx, A. ;Manivannan, V. ;Suresh, R. ;Kanagam, Charles Christopher ;BΓΌyΓΌkgΓΌngΓΆr, πŸ“‚ Article πŸ“… 2007 πŸ› International Union of Crystallography 🌐 English βš– 387 KB

The dihedral angles between the phenyl ring and the naphthalene part of the chromanone unit in the two independent molecules of the title compound, C~20~H~14~O~2~, are 56.17β€…(4) and 55.62β€…(7)Β°. The molecular structure is stabilized by weak intramolecular Cβ€”H...O interactions and the crystal packing