Pyrrole chemistry. VII. Syntheses and reactions of someN-substituted pyrroles
作者:
Hugh J. Anderson,
S. John Griffiths,
期刊:
Canadian Journal of Chemistry
(NRC Available online 1967)
卷期:
Volume 45,
issue 19
页码: 2227-2234
ISSN:0008-4042
年代: 1967
DOI:10.1139/v67-359
出版商: NRC Research Press
数据来源: NRC
摘要:
In nitration, bromination, and formylation reactions 1-benzylpyrrole showed a greatly increased proportion of 3-substitution over both pyrrole and 1-methylpyrrole. The products of these reactions have been identified and interrelated. A number of attempts at hydrogenolysis under increasingly vigorous conditions failed to remove the benzyl group from methyl 1-benzyl-3-pyrrolecarboxylate. An attempt to use the 2,4-dinitrobenzenesulfenyl group to block the pyrrole nitrogen failed when the group entered the 2-position instead.
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