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A novel synthesis of 5-acylaminobenzimidazole-2-carbamates : intramolecular regioselective addition to quinone-imides.

✍ Scribed by S. Rajappa; R. Sreenivasan; A.V. Rane

Book ID: 104221473
Publisher: Elsevier Science
Year: 1983
Tongue: French
Weight: 195 KB
Volume: 24
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)88121-6

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✦ Synopsis

Oxidation of N',i\I" -biscarbomethoxy-&(4-acylamino) phenylguanidines with lead tetraacetate has given novel 5-acylaminobenzimidazole-2-carbamates by a process involving regioselective cyclization of intermediate quinoneimides.

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