Phthalides and process for preparing same

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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424279, C07D30787, A01N 928

Patent

active

040368556

ABSTRACT:
Imidazo isoindoles, e.g. 5-(p-chlorophenyl)-5-hydroxy-2,3-dihydro-5H-imidazo[2,1a]isoindol, may be prepared by treating a corresponding 2-benzoyl benzoic acid with a substituted ethylene diamine, and treating a resulting intermediate first with concentrated acid and then with base. The products are active as anorexic agents.

REFERENCES:
patent: 2855395 (1958-10-01), Wheeler et al.

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