Cyclic Trimethylolpropane Formal Acrylate is an organic compound with the molecular formula C9H14O4. It is a colorless to light yellow liquid with a special odor. This compound is soluble in organic solvents such as alcohols, ethers, and ketones at room temperature, but insoluble in water. Cyclotrimethylolpropane formaldehyde acrylate is an important functional monomer commonly used in the synthesis of polymer materials such as polyethers, resins, and polyurethanes. It has low toxicity, low volatility, and good chemical stability, and can maintain its properties unchanged over a wide temperature range.