mp  183 °C 
density  0.93 
vapor density  13 (vs air)
refractive index  1.4155-1.4175 
storage temp.  −20°C
solubility  ethanol: 10 mg/mL
Colour Index  75300 
color  orange
Water Solubility  Slightly soluble (hot) 

Synonyms: Curcumin (mixture of curcumin;TURMERIC EXTRACT;1,6-Heptadiene-3,5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-,(E,E)-;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 
CAS: 458-37-7 
MF: C21H20O6 
MW: 368.38 
EINECS: 207-280-5 
Product Categories: Miscellaneous Natural Products;Analytical Chemistry;Antioxidant;Biochemistry;Indicator (pH);pH Indicators;Colorants;Natural Plant Extract;Aromatics;Inhibitors;Intermediates & Fine Chemicals;Pharmaceuticals