Sodium dehydroacetate is a compound with the formula Na(CH3C5HO(O2)(CH3)CO). It is the sodium salt of dehydroacetic acid.
It has E number E266.
harven; prevan; 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid δ-lactone sodium salt; New Side S 01; dehydroacetic;
~295 °C (dec.)
332.6ºC at 760 mmHg
Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.