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CAS RN: 458-37-7 | Product Number: C0434

Curcumin (Natural)

  • Natural Yellow 3 (Natural)
  • (E,E)-1,7-Bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione (Natural)
3   ≥40 
2   ≥40 

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Product Number C0434
Molecular Formula / Molecular Weight C__2__1H__2__0O__6 = 368.39 
Physical State (20 deg.C) Solid
Store Under Inert Gas Store under inert gas
Condition to Avoid Air Sensitive
CAS RN 458-37-7
Reaxys Registry Number 2306965
PubChem Substance ID 87565556
Merck Index (14) 2673
Colour Index 75300
MDL Number


Appearance Light yellow to Brown powder to crystal
Absorbance min. 0.340(2.5mg/L, EtOH, 428.0 to 432.0 nm)
Sensitiveness to pass test
Properties (reference)
Melting Point 183 °C
Solubility in water Insoluble
Solubility (soluble in) Alcohol
Solubility (slightly sol. in) Benzene,Acetone
Solubility (insoluble in) Ether
Pictogram Pictogram
Signal Word Warning
Hazard Statements H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P302 + P352 : IF ON SKIN: Wash with plenty of water.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
Related Laws:
EC Number 207-280-5
RTECS# MI5230000
Transport Information:
HS Number 3203001000
Efflux pump inhibitor


Curcumin's anti-inflammatory properties may be due to inhibition of eicosanoid biosynthesis


PubMed Literature

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