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Curcumin

Curcumin
CAS No.: 458-37-7
Molecular Formula: C21H20O6
Molecular Weight: 368.38
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Product Introduction

Curcumin is usually an orange-yellow crystalline powder. At room temperature, it appears bright yellow with a slight earthy smell and is odorless. At normal pressure, the boiling point is approximately 418.73°C (rough estimate). Some data also show that at a pressure of 760mmHg, the boiling point is 591.4°C. Slightly soluble in water and slightly soluble in hot water; It is readily soluble in glacial acetic acid and soluble in organic solvents such as ethanol, acetone, ether and dichloromethane.


CHEMICAL PROPERTIES

PropertyValue
Melting point183 °C
Boiling point418.73°C (rough estimate)
Density0.93
Vapor density13 (vs air)
Refractive index1.4155-1.4175
Fp208.9±23.6 °C
Storage temp.2-8°C
Solubilityethanol: 10 mg/mL
Formpowder
Colour Index75300
Pka8.09(at 25℃)
Colororange
PH RangeYellow (7.8) to red-brown (9.2)
OdorOdorless
Biological sourceCurcuma longa (Turmeric)
Water SolubilitySlightly soluble (hot)
λmax430nm
Merck142,673
SolventEthanol
Concentration1 mCi/ml
Specific Activity5-15 Ci/mmol
BRN2306965
StabilityStable, but may be light sensitive. Incompatible with strong oxidizing agents.
Major ApplicationCosmetics, drug-eluting stents, inhibition of formation of skin-wrinkles, treating alzheimer’s disease, skin diseases, coronary restenosis, diabetes, obesity, leukemia, neurofibromas, cancer, antimicrobial, antiviral, antiinflammatory, antiprostate cancer
InChIKeyVFLDPWHFBUODDF-FCXRPNKRSA-N
LogP3.290 (est)
CAS DataBase Reference458-37-7(CAS DataBase Reference)
EPA Substance Registry SystemCurcumin (458-37-7)


SAFETY INFORMATION

PropertyValue
Hazard symbolXi
Hazard class codes36/37/38
Safety descriptions26
WGK Germany3
RTECS numberMI5230000
Hazard NoteIrritant
TSCATSCA listed
HS code29145000
Storage class11 - Combustible solids
Hazardous substances data458-37-7 (Hazardous Substances Data)
ToxicityLD50 Oral-Rat-12.200 mg/kg


PRODUCT USAGE

Curcumin is a natural bioactive compound derived from turmeric, widely used in research for its antioxidant, anti-inflammatory, and anticancer properties. It is commonly studied in cell signaling pathways (e.g., NF-κB, MAPK), neuroprotection, and metabolic disorders. For laboratory and research use only.

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FAQ

Q: Are you a factory or a trading company?

A: We are a company integrating manufacturing and trading.

Q: Can you provide samples for testing before mass production?

A: Of course. We can send you samples free of charge, and we also include a COA. However, you will be responsible for the shipping fee.

Q: How can I get an accurate quote?

A: Please provide the exact product specifications, particle size, color, and intended use, and we will provide you with an accurate quote.

Q: Can you provide a COA?

A: Of course, but only for standard products. If you require an accurate COA, we will produce and test samples before providing you with an accurate COA.

Q: Do you accept ODM or OEM services?

A: Yes, we offer customized services for ingredients, packaging, and labeling. We have strong design capabilities. Please contact us to design your own brand.

Q: Can I visit your factory before placing a large order?

A: Of course. We welcome you at any time.

Q: What is the loading port?

A: Usually Qingdao or Tianjin.

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