| 1 | 558-95-2 | 全氟壬酰氟 | Perfluornonanobic acid fluoranehydride (as fluorine) | C9F18O
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| 2 | | PERFLUORO-[(1',1',2'-TRIMETHYL)PROPYL]PROPEN-2-YL ETHER | PERFLUORO-[(1',1',2'-TRIMETHYL)PROPYL]PROPEN-2-YL ETHER | C9F18O
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| 3 | 95639-15-9 | 1,1,1,2,4,5,5,6,6,7,7,7-Dodecafluoro-2,4-bis(trifluoromethyl)-3-heptan one | 1,1,1,2,4,5,5,6,6,7,7,7-Dodecafluoro-2,4-bis(trifluoromethyl)-3-heptan one | C9F18O
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| 4 | 15742-62-8 | 2,2,3,3,4,4,5,5,6,6,7,8,8,8-tetradecafluoro-7-(trifluoromethyl)octyl fluoride | 2,2,3,3,4,4,5,5,6,6,7,8,8,8-tetradecafluoro-7-(trifluoromethyl)octyl fluoride | C9F18O
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| 5 | 103697-22-9 | 全氟壬基环氧化合物 | Oxirane, 2-fluoro-3,3-bis[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethyl]-2-(trifluoromethyl)- | C9F18O
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