How should 4-Methoxybenzaldehyde (CAS: 123-11-5) be stored?

4-Methoxybenzaldehyde (CAS: 123-11-5) should be stored in a cool, dry place away from direct light. Use airtight containers made of glass or high-density polyethylene (HDPE) to prevent contamination. Maintain storage temperature below 25°C and control humidity to ensure stability. Avoid exposure to air and moisture to prevent degradation. Proper storage extends shelf life and maintains chemical integrity.