| 1644-00-4 | 4-Fluoro-4’-methoxydiphenylamine | C13H12 F N O |
| 1644-10-6 | Propanoyl fluoride, 2,2'-[(1,1,2,2-tetrafluoro-1,2-ethanediyl)bis(oxy)]bis[2,3,3,3-tetrafluoro- | C8F14O4 |
| 1644-14-0 | 6-Fluoroquinoxaline | C8H5 F N2 |
| 1644-22-0 | (pentafluoroethoxy)benzene | C8H5 F5 O |
| 1644-55-9 | 9-bromo-2-fluoro-7-nitro-9H-fluorene | C13H7 Br F N O2 |
| 1644-71-9 | 5-BROMO-4-FLUOROSALICYLIC ACID | C7H4 Br F O3 |
| 1644-85-5 | 5-FLUOROBENZOTHIAZOLE | C7H4 F N S |