New Compounds. Some Derivatives of Levulinic Acid
L Haskelberg
Index: Haskelberg Journal of the American Chemical Society, 1948 , vol. 70, p. 2831
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Citation Number: 3
Abstract
Anal. Calcd. for C ~ IWN ~ : N, 5.9. Found: N, 6.2. 943 '-Pyrenylidene) -fluorene -The condensation of 4.6 g. of the aldehyde with 3.3 g. of fluorene was carried out, using sodium ethoxide as catalyst.8 The yellow- orange fulvene (11) separated spontaneously from the solution, and melted after recrystavzation from xylene, butanol or glacial acetic acid at 210 . ... Anal. Calcd. for CmHla: C, 95.2; H, 4.8. Found: C. 94.9; H, 5.0. a-Phenyl-@-(3-pyrenyl)-acrylic Acid (111, ...
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