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Y-Enollactones

Alkylidene-5-oxazolones from a-acylaminocarboxylic acids, also a-alkylidene-y-enollactones s. 17, 836... [Pg.624]

Dichlorobenzaldehyde, hippuric acid, and sulfur trioxide-dimethylformamide heated 15-20 min. on a steam bath 4-(2,4-dichlorobenzylidene)-2-phenyl-5-oxazolone. Y 90%.— This method is remarkable for its good yields and speed of reaction. F. e. s. E. Baltazzi and E. A. Davis, Chem. Ind. 1962, 929 -alkyll-dene-y-enollactones s. Ghem. Ind. 1962, 1653. [Pg.180]

See other pages where Y-Enollactones is mentioned: [Pg.448]    [Pg.89]    [Pg.53]    [Pg.165]    [Pg.250]    [Pg.261]    [Pg.261]    [Pg.270]    [Pg.487]    [Pg.295]    [Pg.296]    [Pg.303]    [Pg.319]    [Pg.335]    [Pg.230]    [Pg.240]    [Pg.231]    [Pg.232]    [Pg.303]    [Pg.188]    [Pg.235]    [Pg.242]    [Pg.247]    [Pg.248]    [Pg.447]    [Pg.247]    [Pg.254]   


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A-Benzylidene-y-enollactones

Enollactones

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