4hydroxy4methylpent2en1al

4hydroxy4methylpent-2-en-1-al, also known as hydroxymethylpentenal or HMPA, is a chemical compound with the molecular formula C7H12O2. It is a colorless liquid with a mild, sweet odor. HMPA is an organic compound belonging to the class of unsaturated aldehydes and alcohols. It contains a double bond and a hydroxyl group, as well as an aldehyde functional group.

This compound can be synthesized through various chemical reactions. One common method involves the Prins reaction between isobutylene and formaldehyde, followed by oxidation. HMPA is an intermediate in the production of other chemicals, notably isoprene, which is a key building block for synthetic rubber and other polymers. It is also used in the fragrance and flavor industry, contributing to certain fruity or floral notes.

In terms of its physical properties, 4hydroxy4methylpent-2-en-1-al is soluble in water and many organic solvents. Its reactivity is influenced by the presence of its functional groups, allowing it to participate in reactions such as oxidation, reduction, and addition across the double bond. Safety precautions should be observed when handling HMPA, as it can be an irritant. Information regarding its specific toxicity and handling guidelines is typically found in its Material Safety Data Sheet (MSDS).