Curcumin

CAS Number
458-37-7
EC Number
207-280-5
E Number
E100

What is Curcumin?

Curcumin (CAS 458-37-7), also known by its food additive designation E100, is the primary bioactive pigment extracted from turmeric root.

Where is Curcumin used?

  • Food and beverage: natural yellow-to-orange colorant for mustards and dairy items
  • Confectionery and ready meals: vibrant hues without synthetic dyes
  • Pharmaceutical and nutraceutical: capsules, tablets and functional supplements targeting antioxidant-positioned lines
  • Personal care: skin creams, serums and suncare products where UV-stabilizing properties support shelf life
  • Natural food flavoring: mild, earthy warmth in spice blends
  • It serves as an antioxidant and flavoring agent in food, pharmaceutical and cosmetic manufacturing.

Commercial specifications

  • Standardized extracts typically offered at 95% content, the benchmark specification for most industrial buyers
  • Food-grade material conforms to E100 specifications under EU and Codex Alimentarius standards

Other Names (Synonyms)

Zlut prirodni 3 [Czech]|Yo-kin|Yellow root|Yellow puccoon|Turmeric yellow|Tumeric yellow|Terra merita|E100

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What are the physical properties of Curcumin?

Melting Point 183 °C
Boiling Point 418.73°C (rough estimate)
Density 1.355 g/cm³ (crystalline)
Flash Point 208.9±23.6 °C
Appearance orange crystalline powder
Color orange
Odor Odorless
Form powder
Water Solubility Slightly soluble (hot)
Refractive Index 1.4155-1.4175
Log P 3.290 (est)

How is Curcumin classified and handled safely? Learn More

Warning
GHS07· Irritant

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary Statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Which trade and regulatory codes apply to Curcumin?

HS Code 29145000
Storage Class 11 - Combustible Solids
WGK (Germany) 3
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