Name | Curcumin |
Synonyms | E100 haidr E-100 halad Halad Haidr Halud YO-KIN haldar souchet curcuma curouma gelbwurz Curcumin C.I. 75300 kachs haldi yellow root safra d'inde terra merita merita earth yellow ginger indian saffron tumeric yellow Natural Yellow 3 diferuloylmethane C.I. Natural Yellow 3 Curcumin, Natural Yellow 3, Diferuloylmethane 5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-6-heptadiene-3 1,7-bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione 5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-,(e,e)-6-heptadiene-3 6-Heptadiene-3,5-dione,1,7-bis(4-hydroxy-3-methoxyphenyl)-,(E,E)-1 1,6-Heptadiene-3,5-dione, 1,7-bis(4-hydroxy-3-methoxyphenyl)-, (E,E)- (1E,4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-1,4,6-trien-3-one |
CAS | 458-37-7 |
EINECS | 207-280-5 |
InChI | InChI=1/C21H20O6/c1-26-20-11-14(5-9-18(20)24)3-7-16(22)13-17(23)8-4-15-6-10-19(25)21(12-15)27-2/h3-13,22,24-25H,1-2H3/b7-3+,8-4+,16-13- |
InChIKey | VFLDPWHFBUODDF-FCXRPNKRSA-N |
Molecular Formula | C21H20O6 |
Molar Mass | 368.38 |
Density | 0.93 |
Melting Point | 183 °C |
Boling Point | 418.73°C (rough estimate) |
Flash Point | 208.9±23.6 °C |
Water Solubility | Slightly soluble (hot) |
Solubility | Insoluble in water and ether, soluble in ethanol and glacial acetic acid. |
Vapor Presure | 6.43E-15mmHg at 25°C |
Vapor Density | 13 (vs air) |
Appearance | Orange-yellow crystalline powder |
Color | orange |
Odor | Odorless |
Maximum wavelength(λmax) | ['430nm'] |
Merck | 14,2673 |
BRN | 2306965 |
pKa | 8.09(at 25℃) |
Storage Condition | 2-8°C |
Stability | Stable, but may be light sensitive. Incompatible with strong oxidizing agents. |
Refractive Index | 1.4155-1.4175 |
MDL | MFCD00008365 |
Physical and Chemical Properties | Density 0.93 melting point 183°C refractive index 1.4155-1.4175 water-soluble sweet solution (hot) |
Use | Widely used in food, dishes, cakes, candy, canned drinks and cosmetics, medicine coloring |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
WGK Germany | 3 |
RTECS | MI5230000 |
TSCA | Yes |
HS Code | 29145000 |
Hazard Note | Irritant |
Toxicity | LD50 Oral-Rat-12.200 mg/kg |