POTENTIALLY CARCINOGENIC CYCLOPENTA[A]PHENANTHRENES .3. OXIDATION STUDIES

被引:17
作者
COOMBS, MM
机构
[1] Chemistry Department, Imperial Cancer Research Fund, Lincoln's Inn Fields
来源
JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC | 1969年 / 18期
关键词
D O I
10.1039/j39690002484
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Oxidation of 15,16-dihydrocyclopenta[a]phenanthren-17-one and of its strongly carcinogenic 11-methyl homologue with chromic acid, osmium tetroxide, lead tetra-acetate, and ammonium cerium(IV) nitrate was studied. The position of attack, either on the phenanthrene nucleus or on the five-membered ring D, depended mainly upon the oxidising agent and only to a minor extent upon the substrate. Both the biologically inactive hydrocarbon, 16,17-dihydro-15H-cyclopenta[a]phenanthrene, and its weakly carcinogenic 11-methyl homologue gave the corresponding 15-ketones as the main products on chromic acid oxidation.
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页码:2484 / &
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