Curcumin 458-37-7 99%
Curcumin Chemical Properties
Melting point 183 °C
Boiling point 418.73°C (rough estimate)
density 0.93
vapor density 13 (vs air)
refractive index 1.4155-1.4175
Fp 208.9±23.6 °C
storage temp. −20°C
solubility ethanol: 10 mg/mL
form powder
Colour Index 75300
pka 8.09(at 25℃)
color orange
Odor Odorless
PH Range Yellow (7.8) to red-brown (9.2)
Water Solubility Slightly soluble (hot)
λmax 430nm
Merck 14,2673
BRN 2306965
Curcumin Basic information
Product Name: Curcumin
Synonyms: Curcumin, Natural Yellow 3, Diferuloylmethane;5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-,(e,e)-6-heptadiene-3;5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-6-heptadiene-3;6-Heptadiene-3,5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-,(E,E)-1;curcuma;haidr;halad;haldar
CAS: 458-37-7
MF: C21H20O6
MW: 368.38
EINECS: 207-280-5
Mol File: 458-37-7.mol
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26
WGK Germany 3
RTECS MI5230000
Hazard Note Irritant
TSCA Yes
HS Code 29145000
Hazardous Substances Data 458-37-7(Hazardous Substances Data)
Toxicity LD50 Oral-Rat-12.200 mg/kg
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