Disodium fumarate is an organic sodium salt resulting from the replacement of the protons from the carboxy groups of fumaric acid by sodium ions. It has a role as a food acidity regulator. It contains a fumarate(2-).
Formula
C4H2Na2O4
Mol. Weight
160.04
CAS #
17013-01-3
Form
Powder
State
Pellets or Large Crystals
Functions
Buffering
Stabilizes pH
Antioxidant Protection
Traditional Use
Synthetic salt derived from fumaric acid (which occurs naturally in lichen and fungi); developed in modern cosmetics as a preservative and pH buffer.