Desmethoxycurcumin

Desmethoxycurcumin is a curcuminoid found in turmeric.^[1] Commercial grade curcumin contains a mixture of curcuminoids (desmethoxycurcumin 10–20%, bisdesmethoxycurcumin 5% or less).^[2]

Desmethoxycurcumin

Names
Preferred IUPAC name (1E,6E)-1-(4-Hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl)hepta-1,6-diene-3,5-dione
Other names Curcumin II; Desmethoxycurcumin; Monodemethoxycurcumin
Identifiers
CAS Number	22608-11-3 Y
3D model (JSmol)	Interactive image
ChemSpider	39463964
ECHA InfoCard	100.189.739
PubChem CID	5469424
UNII	W2F8059T80 Y
CompTox Dashboard (EPA)	DTXSID00873751
InChI InChI=1S/C20H18O5/c1-25-20-12-15(6-11-19(20)24)5-10-18(23)13-17(22)9-4-14-2-7-16(21)8-3-14/h2-12,21,24H,13H2,1H3/b9-4+,10-5+ Key: HJTVQHVGMGKONQ-LUZURFALSA-N
SMILES COc(c1)c(O)ccc(C=CC(=O)CC(=O)C=Cc(c2)ccc(O)c2)1
Properties
Chemical formula	C20H18O5
Molar mass	338.359 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

See also

• Bis-desmethoxycurcumin
• Curcumin