high purity Curcumin powder

Molecular Formula: C21H20O6
Molecular Weight: 368.3799
CAS: 458-37-7
EINECS: 207-280-5
Solubility: Slightly soluble in hot water
Appearance: Orange crystalline powder

Curcumin is the principal curcuminoids of the popular Indian spice turmeric, which is a member of the ginger family (Zingiberaceae). The other two curcuminoids are desmethoxycurcumin and bis-desmethoxycurcumin. The curcuminoids are polyphenols and are responsible for the yellow color of turmeric. Curcumin can exist in at least two tautomeric forms, keto and enol. The enol form is more energetically stable in the solid phase and in solution.
Curcumin can be used for boron quantification in the so-called curcumin method. It reacts with boric acid forming a red colored compound, known as rosocyanine.
Curcumin is brightly colored and may be used as a food coloring. As a food additive, its E number is E100
Spec.:90%;95% UV
The turmeric which shows on the orange yellow crystallization powder detained from the curcuma by extracting and crystallizating. The major constituent is curcumin.
Characterization: orange yellow powder and have the specific flavor of turmeric.


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