Major HFO Molecules

Designation Complete name Formula Cas number GWP Main Potential Applications
 HCFO 1224ydZ  2,3,3,3 Tetrafluoro-1-chloroprop-1 ene CF3-CF=CHCl  111512-60-8 <1 ODP=0.00012 Chillers, orking fluid for Organic Rankine Cycle
 HBFO 1233xfB  2-bromo-3,3,3-trifluoropropene
CF3CBr=CH2  1514-82-5 0.23-0.26(3) Fire extinguisher agent
HCFO 1233zdE Trans 1-Chloro-3,3,3-
Trans-CHCl=CHCF3 2730-43-0 GWP=1
Insulating foams, precision solvents
chiller applications
HFO 1234yf 2,3,3,3- tetrafluoroprop-1-ene CF3CF=CH2 754-12-1 0 (1) Mobile air-conditioning
stationary air conditioning
and refrigeration
HFO 1234zeE Trans-1,3,3-tetrafluoroprop-1-ene Trans- CF3CH=CFH 29118-24-9 1 (1) Aerosol Propellants
and refrigeration
and air conditioning, insulations foams
HFO 1336mzz 1,1,1,4,4,4-hexafluorobut-2-ene cis-
692-49-9 2(1) Insulating foams, chillers.


See also: Hydrofluoroolefins (HFOs)


1)  IPCC Working Group I – The Physical Science Basis – Chap.8 Annex 8.A.1

2) Hodneborg et al., Table 4