How should 3-(3,4-Dimethoxyphenyl)propanoic acid (CAS: 2107-70-2) be stored?

3-(3,4-Dimethoxyphenyl)propanoic acid (CAS: 2107-70-2) should be stored in a cool, dry, and dark place to maintain its stability. It is best kept in a sealed container at a temperature below 25°C and away from moisture. Exposure to direct light and high humidity can lead to degradation. For long-term storage, it is recommended to use airtight containers and keep it in a controlled environment to prevent any unwanted chemical reactions or loss of purity.