Ethyl 3-methyl-2-butenoate(CAS: 638-10-8)

Ethyl 3-methyl-2-butenoate (CAS: 638-10-8) is a colorless to light yellow liquid with a fruity odor. It has a molecular weight of approximately 114.17 g/mol and a boiling point of 109-110°C. The compound is moderately soluble in water but miscible with most organic solvents. It is weakly acidic and exhibits reactivity towards nucleophiles and bases.

Ethyl 3-methyl-2-butenoate is typically synthesized by the esterification of 3-methyl-2-butyraldehyde with ethanol. The process often involves the use of a strong acid catalyst like sulfuric acid. The yield is usually around 75-85%, and the product can be purified by distillation or recrystallization.

Ethyl 3-methyl-2-butenoate (CAS: 638-10-8) is primarily used in the food and fragrance industry as a flavoring agent. It is also used in the perfume and cosmetic industries due to its fruity scent. Additionally, it is utilized in small quantities in the pharmaceutical industry for certain applications.

When handling Ethyl 3-methyl-2-butenoate (CAS: 638-10-8), it is important to use appropriate personal protective equipment (PPE), such as gloves and safety glasses. Ensure good ventilation in the work area. Store the compound in a cool, dry place, away from incompatible materials like strong oxidizers. In case of a spill, use appropriate spill kits and follow safety data sheet (SDS) guidelines for disposal.