| 1 | 677-21-4 | 3,3,3-Trifluoropropene | C3H3F3 | 96.05 | | |
| 2 | 677-22-5 | tert-butylmagnesium chloride | C4H9ClMg | 116.872 | -108℃ (Tetrahydrofuran) | Miscible with alcohol and water. |
| 3 | 677-24-7 | Methyl dichlorophosphate | CH3Cl2O2P | 148.91 | -59 °C | |
| 4 | 677-25-8 | ethylenesulphonyl fluoride | C2H3FO2S | 110.11 | | |
| 5 | 677-34-9 | 1,2,2-TRIBROMO-1,1-DIFLUOROETHANE | C2HBr3F2 | 302.74 | | |
| 6 | 677-35-0 | 2,3-DIBROMO-3,3-DIFLUOROPROPENE | C3H2Br2F2 | 235.85 | | |
| 7 | 677-43-0 | N,N-Dimethylphosphoramidodichloridate | C2H6Cl2NOP | 161.95 | | |
| 8 | 677-52-1 | Propane, 2-bromo-1,1,1,2,3-pentafluoro- | C3H2BrF5 | 212.94 | | |
| 9 | 677-54-3 | 1,1,1,3-Tetrachloro-2,2-difluoropropane | C3H2Cl4F2 | 217.86 | | |
| 10 | 677-55-4 | 1-Chloro-1,1,3,3,3-pentafluoropropane | C3H2ClF5 | 168.49 | | |
| 11 | 677-56-5 | HFC-236cb | C3H2F6 | 152.04 | -98.38°C (estimate) | |
| 12 | 677-67-8 | 2-(FLUOROSULFONYL)DIFLUOROACETYL FLUORIDE | C2F4O3S | 180.08 | -110°C | |
| 13 | 677-68-9 | 1,2,2,3-tetrachloro-1,1,3,3-tetrafluoro-propane | C3Cl4F4 | 253.84 | -42.9°C | |
| 14 | 677-69-0 | Heptafluoroisopropyl iodide | C3F7I | 295.93 | -58 °C | insoluble |
| 15 | 677-70-3 | 1,1,3,3-Tetrachloro-1,3-difluoro-2,2-propanediol | C3H2Cl4F2O2 | 249.86 | | |
| 16 | 677-71-4 | 1,1,1,3,3,3-hexafluoropropane-2,2-diol | C3H2F6O2 | 184.04 | | |
| 17 | 677-73-6 | Phosphine oxide, methylbis(trifluoromethyl)- | C3H3F6OP | 200.02 | | |
| 18 | 677-74-7 | Di-tert-butylphosphinic acidchloride | C8H18ClOP | 196.65 | | |
| 19 | 677-77-0 | 2-Hydroxy-2-(trifluoromethyl)-3,3,3-trifluoropropionitrile | C4HF6NO | 193.05 | | |
| 20 | 677-84-9 | PERFLUORO(2-METHYLPROPANOYL)FLUORIDE | C4F8O | 216.03 | | |
| 21 | 677-93-0 | PERFLUOROISOUNDECYL IODIDE | C11F23I | 695.99 | | |
| 22 | 677-976-5 | 1,4-Bis(4-aminophenoxy)benzene | C18H16N2O2 | 292.33 | | |
| 23 | 677-977-0 | 9,10-Bis(chloromethyl)anthracene | C16H12Cl2 | 275.17 | | |