CAS No: 458-37-7, Chemical Name: Curcumin
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458-37-7 Curcumin

product Name Curcumin
Synonyms C.I. 75300; C.I. Natural Yellow 3; 1,6-Heptadiene-3,5-dione, 1,7-bis(4-hydroxy-3-methoxyphenyl)-, (E,E)-; 1,7-bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione; diferuloylmethane; curouma; E-100; E100; gelbwurz; Haidr; Halad; haldar; Halud; indian saffron; kachs haldi; merita earth; safra d'inde; souchet; terra merita; tumeric yellow; yellow ginger; yellow root; YO-KIN; (1E,4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-1,4,6-trien-3-one; Natural Yellow 3
Molecular Formula C21H20O6
Molecular Weight 368.3799
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-
CAS Registry Number 458-37-7
EINECS 207-280-5
Molecular Structure 458-37-7 Curcumin
Density 1.307g/cm3
Melting point 183℃
Boiling point 593.2°C at 760 mmHg
Refractive index 1.671
Flash point 209.7°C
Water solubility Slightly soluble (hot)
Vapour Pressur 6.43E-15mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R36/37/38:;
Safety Description S26:;