3-Methyl-2-butenal(CAS: 107-86-8)

3-Methyl-2-butenal (CAS: 107-86-8) is a colorless liquid with a sweet, spicy odor. It is soluble in water and ethanol. Chemically, it is highly reactive, particularly towards nucleophiles and reducing agents. The compound has a molecular weight of approximately 108.13 g/mol and a melting point of -29°C and a boiling point of 101°C.

3-Methyl-2-butenal (CAS: 107-86-8) can be synthesized via hydroformylation of 2-buten-3-yne, followed by reduction. Common catalysts include rhodium complexes with chelating ligands. The reaction yields a product with high selectivity and typically high yield, around 90%.

3-Methyl-2-butenal (CAS: 107-86-8) is used in the pharmaceutical industry as a precursor for the synthesis of certain drugs. It is also employed in the fragrance and flavor industry due to its characteristic aroma. Additionally, it has applications in the polymer industry for the preparation of specific monomers and in the semiconductor industry for the fabrication of certain materials.

When handling 3-Methyl-2-butenal (CAS: 107-86-8), it is important to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood. Spills should be cleaned up immediately using appropriate absorbents. Always consult the Safety Data Sheet (SDS) for detailed handling and disposal instructions.