Patent ID: 11952383
Assignee: KING FAISAL UNIVERSITY
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 0:
1. A process for synthesizing a compound having the formula I:, or a pharmaceutically acceptable salt, ester, stereoisomer, or solvate thereof, wherein, represents a double bond,
n is 1;
W represents oxygen (O);
X represents an oxygen;
R1 represents:
a hydrogen atom;

R2, R3, R4, and R5, which may be the same or different, each represent:
a hydrogen atom;

and

R6 is an aryl or a heteroaryl optionally substituted in one or more positions with one or more of —OCH3, —OH, CH3, —NCH3, —NH2, —NHCOCH3, —F, —Cl, and —Br, the process comprising the following general reaction scheme:, wherein Ar is an aryl or a heteroaryl optionally substituted in one or more positions with one or more of —OCH3, —OH, CH3, —NCH3, —NH2, —NHCOCH3, —F, —Cl, and —Br; and

wherein 2-aminobenzimidazole and tetronic acid are reacted with aldehydes.