| 420-33-7 | Carbamic fluoride | CH2FNO |
| 420-03-1 | fluoromethanol | CH3 F O |
| 420-12-2 | ETHYLENE SULFIDE | C2H4 S |
| 420-26-8 | 2-FLUOROPROPANE | C3H7 F |
| 420-05-3 | cyanic acid | CH N O |
| 420-20-2 | trimethylaminetrifluoroborane | C3H9 B F3 N |
| 420-34-8 | METHYLDIFLUOROSILANE | CH4 F2 Si |
| 420-43-9 | 1-BROMO-1,1-DIFLUOROETHANE | C2H3 Br F2 |
| 420-44-0 | 2-CHLORO-2-FLUOROPROPANE | C3H6 Cl F |
| 420-47-3 | 1-bromo-1,1-difluoro-ethane | C2H3 F2 I |
| 420-52-0 | trifluoromethylphosphane | CH2 F3 P |
| 420-87-1 | sodium 2,2,2-trifluoroethanolate | C2H3 F3 O . Na |
| 420-88-2 | 1,1,2-TRIBROMO-1-FLUOROETHANE | C2H2 Br3 F |
| 420-97-3 | 1,2-DICHLORO-2-FLUOROPROPANE | C3H5 Cl2 F |