最佳答案
回答者：网友
2,3,3,3-Tetrafluoropropene, or HFO-1234yf, is a fluorinated hydrocarbon with the formula CH2=CFCF3. It has been proposed as a replacement for R-134a as a refrigerant in automobile air conditioners.
外观: 五色气体
密度: 1.1 g/cm3 at 25 °C (liquid); 4, air = 1 (gas)
沸点： -30 °C
水溶性 198.2 mg/l （24 °C）
