HFOB-1234yf

2,3,3,3,-四氟丙烯     CF₃ CF ₌ CH_{2  CAS:754-12-1}

物理性質                             質量指標

分子量                   114.04       外觀           無色透明液化氣體

沸點℃                     -29         純度，%        ≥99.8

液態比重（25℃）g/cm3         1.094          水份，mg/k g        ≤10

熔點℃                             -152         酸度，mg/k g       ≤0.1

ODP                             0

GWP                             4            蒸發殘渣，mg/k g   ≤100

用途:低GWP新型制冷劑，替代R134a用于汽車制冷空調

包裝：鋼瓶，ISO-TANK