Patent ID: 11919893
Assignee: KING FAISAL UNIVERSITY
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 8:
9. The method of making the 7-(4-((5-(2-bromobenzylideneamino)-2-thioxo-1,3,4-thiadiazol-3(2H)-yl)methyl)piperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid compound of claim 4, wherein the 5-(2-bromobenzylideneamino)-1,3,4-thiadiazole-2(3H)-thione and formaldehyde are added in about 3:7 molar ratio.