The first total synthesis of 15R-PGD23 was accomplished. The approach used in this report is also an efficient method to produce 15R-PGE2. 15R-PGD2, a potential DP2 receptor agonist, could be an important novel tool for defining the role of this receptor in inflammatory diseases.
![(3AR,4R,5R,6AS)-2-OXO-4-((E)-3-OXOOCT-1-EN-1-YL)HEXAHYDRO-2H-CYCLOPENTA[B]FURAN-5-YL BENZOATE Structure](https://image.chemsrc.com/caspic/185/40834-86-4.png)