Photoresist Chemicals 78246-90-9 C9H9Cl2F3O 3-(2-Chloro-3,3,3-trifluoro-1-propen-1-yl)-2,2-dimethylcyclopropanecarbonyl chloride Cas：78246-90-9 Molecular Formula：C9H9 Cl2 F3 O