US9822113: Tricyclic compounds and process for preparation thereof

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The invention relates to novel tricyclic compounds of formula (I) and (II). More particularly, the invention relates to novel tricyclic compounds of formula (I) and (II) and process of preparation of these compounds from 4,5-di-methyl-o-phenylinediamine. Further, the invention relates to a process for preparation of tricyclic compound hunanamycin A.

Patent No:: US9822113
Application No:: 14/904680
Filing Date:: 12-01-2016
Issue Date:: 21-11-2017
Applicant:: CSIR-National Chemical Laboratory (CSIR-NCL), Pune
Inventor(s):: Dumbala Srinivasa Reddy; Rahul Dilip Shingare; Velayudham Ramdoss
IPC Classification:: A61K 31/498, C07D 471/06
Country:: United States of America

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