Zinc acetate

E 650

  • C4H6O4Zn (anhydrous)
  • 557-34-6 (anhydrous)
  • 5970-45-6 (dihydrate )

A16AX05

White solid with a faint odor of acetic acid

Fixed

1.74 g · cm -3

237 ° C

Readily soluble in water ( 430 g · l -1)

Attention

Template: Infobox chemical / molecular formula search available

Zinc acetate is the zinc salt of acetic acid, which is used as a flavor enhancer in chewing gum and there marked with the E number E 650. Wherein zinc acetate is the zinc compound, which is well absorbed from the intestine into the bloodstream. Thus, this also serves as zinc supplier for the organism.

Chemical Properties

Alkaline zinc acetate

Upon heating of Zn ( CH3CO2 ) 2 in vacuum acetic anhydride is eliminated and there is a "basic zinc acetate " the formula Zn4O ( CH3CO2 ) 6 It is made with a tetrahedral structure, the cluster compound shown below, which is similar to the analog Berylliumsalz.

Use

Zinc acetate is only permitted in chewing gum as a flavor enhancer. The amount of zinc acetate in the chewing gum composition is limited to 1 g / kg.

Zinc acetate is similar to zinc gluconate, administered in cough drops by a local effect in the neck shorten the duration of colds.

CAS registry number Anatomical Therapeutic Chemical Classification System Dangerous Substances Directive (67/548/EEC) Circulatory system Cluster (physics)
251230
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