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CAS No.: | 8024-37-1 |
---|---|
Name: | Curcuma oil |
Molecular Structure: | |
Formula: | W99 |
Molecular Weight: | 368.3799 |
Synonyms: | Curcumaoil; Oil of turmeric; Oils, Curcuma longa; Turmeric oil |
EINECS: | 207-280-5 |
Density: | 1.279 g/cm3 |
Melting Point: | 183oC |
Boiling Point: | 591.4 °C at 760 mmHg |
Flash Point: | 208.9 °C |
Solubility: | <1 mg/mL at 68° F in Water |
Appearance: | Yellow to golden yellow liquid. |
Safety: | Moderately toxic by intraperitoneal route. A skin irritant. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. |
PSA: | 93.06000 |
LogP: | 3.36990 |
Curcumin's Molecular formula: C21H20O6
Curcumin's Molar mass: 368.38 g/mol
Appearance: Bright yellow-orange powder
Melting point: 183 °C (361 K)
Other names: curcumin;diferuloylmethane;C.I. 75300;Natural Yellow 3
Curcumin is the principal curcuminoid of the popular Indian spice turmeric, which is a member of the ginger family (Zingiberaceae).
Curcumin can be used for boron quantification in the so-called curcumin method.
Curcumin is brightly colored and may be used as a food coloring. As a food additive, its E number is E100.
1. | skn-rbt 500 mg/24H MLD | FCTOD7 Food and Chemical Toxicology. 21 (1983),839. | ||
2. | cyt-ham:lng 20 mg/L | GMCRDC Gann Monograph on Cancer Research. 27 (1981),95. | ||
3. | ipr-mus LD50:1500 mg/kg | IJMRAQ Indian Journal of Medical Research. 64 (1976),601. |
Reported in EPA TSCA Inventory.
Moderately toxic by intraperitoneal route. A skin irritant. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
The curcuminoids are polyphenols and are responsible for the yellow color of turmeric. Curcumin can exist in at least two tautomeric forms, keto and enol. The enol form is more energetically stable in the solid phase and in solution.