Researchers synthesize bio-based Methylcyclopentadiene with 3-Methylcyclopent-2-enone par Frédéric PELASCINI | 10 Jan 2021 | Actualités Researchers synthesize bio-based Methylcyclopentadiene with 3-Methylcyclopent-2-enone Methylcyclopentadiene (MCPD) is an important monomer in the production of RJ-4 fuel, a high-energy-density rocket fuel, and various valuable products. phys.org