Desmethoxycurcumin

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 ;
3D model (JSmol)	Interactive image;
ChemSpider	39463964;
ECHA InfoCard	100.189.739
PubChem CID	5469424;
UNII	W2F8059T80 ;
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

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

References

^ Sotanaphun, U.; Phattanawasin, P.; Sriphong, L. (2009). "Application of Scion image software to the simultaneous determination of curcuminoids in turmeric (Curcuma longa)". Phytochemical Analysis. 20 (1): 19–23. Bibcode:2009PChAn..20...19S. doi:10.1002/pca.1086. PMID 18683171.
^ Wawer, I. (2008-01-01), Holzgrabe, Ulrike; Wawer, Iwona; Diehl, Bernd (eds.), "Chapter 4 - Solid-State Measurements of Drugs and Drug Formulations", NMR Spectroscopy in Pharmaceutical Analysis, Amsterdam: Elsevier, pp. 201–231, doi:10.1016/b978-0-444-53173-5.00009-3, ISBN 978-0-444-53173-5, retrieved 2022-07-03

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[1] Sotanaphun, U.; Phattanawasin, P.; Sriphong, L. (2009). "Application of Scion image software to the simultaneous determination of curcuminoids in turmeric (Curcuma longa)". Phytochemical Analysis. 20 (1): 19–23. Bibcode:2009PChAn..20...19S. doi:10.1002/pca.1086. PMID 18683171.

[2] Wawer, I. (2008-01-01), Holzgrabe, Ulrike; Wawer, Iwona; Diehl, Bernd (eds.), "Chapter 4 - Solid-State Measurements of Drugs and Drug Formulations", NMR Spectroscopy in Pharmaceutical Analysis, Amsterdam: Elsevier, pp. 201–231, doi:10.1016/b978-0-444-53173-5.00009-3, ISBN 978-0-444-53173-5, retrieved 2022-07-03

[1]

[2]

v t e Curcuminoids
1,7-Bis(4-hydroxyphenyl)-1,4,6-heptatrien-3-one Bisdemethoxycurcumin Curcumin Desmethoxycurcumin Dimethylcurcumin
Curcuminoid dyes	Rosocyanine Rubrocurcumin

v t e Antioxidants
Food antioxidants	6-Hydroxymelatonin Acetyl-L-carnitine (ALCAR) Alpha-lipoic acid (ALA) Ascorbic acid (vitamin C) Carotenoids (vitamin A) Curcumin Edaravone Polyphenols Glutathione Hydroxytyrosol L-carnitine Ladostigil Melatonin Mofegiline N-Acetylcysteine (NAC) N-Acetylserotonin (NAS) Oleocanthal Oleuropein Rasagiline Resveratrol Selegiline Selenium Tocopherols (vitamin E) Tocotrienols (vitamin E) Tyrosol Ubiquinone (coenzyme Q) Uric acid
Fuel antioxidants	Butylated hydroxyanisole Butylated hydroxytoluene 2,6-Di-tert-butylphenol 1,2-Diaminopropane 2,4-Dimethyl-6-tert-butylphenol Ethylenediamine
Measurements	Folin method ORAC TEAC FRAP

v t e Types of plant pigments
Betalains	Betacyanins Betaxanthins
Chlorophyll	Chlorophyll a Chlorophyll b Chlorophyll c Chlorophyll d Chlorophyll f Chlorin
Curcuminoids	1,7-Bis(4-hydroxyphenyl)-1,4,6-heptatrien-3-one Bisdemethoxycurcumin Desmethoxycurcumin Curcumin
Flavonoids	Anthocyanins Anthocyanidins Anthoxanthins Flavans Condensed tannins
Carotenoids	Carotenes Retinoids Xanthophylls
Other	Allophycocyanin Phycocyanin Phycoerythrin Phycoerythrocyanin Quinones Xanthonoids

See also

References