YAKUGAKU ZASSHI
Online ISSN : 1347-5231
Print ISSN : 0031-6903
ISSN-L : 0031-6903
七員環化合物の研究 (第8報)
Dibenzo [a, c] cyclohepta-1, 3-dieneの合成
藤田 公司
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1959 年 79 巻 10 号 p. 1354-1356

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2-Oxo-2, 3, 4, 4a, 6, 7-hexahydro-5H-dibenzo [a, c] cycloheptatriene (II) and 3-oxo-11b-methyl-1, 2, 3, 6, 7, 11b-hexahydro-5H-dibenzo [a, c] cycloheptatriene (VI) were reduced with lithium aluminiumhydride to the corresponding alcohols (III and VII) and dehydrogenated to dibenzo [a, c] cyclohepta-1, 3-dione (IV). The result of these reactions has proved the structure of the product obtained by the Robinson-Mannich reaction of 5-methyl-5, 7, 8, 9-tetrahydro-6H-cycloheptabenzen-6-one to be (VI).

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© by the PHARMACEUTICAL SOCIETY OF JAPAN
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