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The Action of Alkali on Cyclohexenecarbonals1

HE French, DM Gallagher

文献索引:French; Gallagher Journal of the American Chemical Society, 1942 , vol. 64, p. 1497

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被引用次数: 2

摘要

Summary D-Sorbitol, in solution with 4 N hydrochloric acid and one molecular equivalent of benzaldehyde, condenses to yield principally a cryptocrystalline dibenzyli# ene-D-sorbitol melting at 219-221'. The latter substance, upon oxidation with lead tetraacetate in glacial acetic acid, produces formaldehyde and aldehydo-2, 3, 4, 5-dibenzylidene-~-xylose, which is conveniently isolated as a crystalline methyl hemiacetal. This hemiacetal is converted ...