There will be scheduled maintenance work beginning on Wednesday 26th February 2020 from 11:00 AM through to 12.00 PM (GMT).

During this time, you may not be able to log into ChemSpider. We apologise for any inconvenience this might cause and thank you for your patience.

ChemSpider 2D Image | CURCUMIN SULFATE | C21H20O9S


  • Molecular FormulaC21H20O9S
  • Average mass448.443 Da
  • Monoisotopic mass448.082794 Da
  • ChemSpider ID34988878
  • Double-bond stereo - Double-bond stereo

More details:

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

1,6-Heptadiene-3,5-dione, 1-(4-hydroxy-3-methoxyphenyl)-7-[3-methoxy-4-(sulfooxy)phenyl]-, (1E,6E)- [ACD/Index Name]
339286-19-0 [RN]
4-[(1E,6E)-7-(4-Hydroxy-3-methoxyphenyl)-3,5-dioxo-1,6-heptadien-1-yl]-2-methoxyphenyl hydrogen sulfate [ACD/IUPAC Name]
4-[(1E,6E)-7-(4-Hydroxy-3-methoxyphenyl)-3,5-dioxo-1,6-heptadien-1-yl]-2-methoxyphenylhydrogensulfat [German] [ACD/IUPAC Name]
Hydrogénosulfate de 4-[(1E,6E)-7-(4-hydroxy-3-méthoxyphényl)-3,5-dioxo-1,6-heptadién-1-yl]-2-méthoxyphényle [French] [ACD/IUPAC Name]

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

160DHE331M [DBID]

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.4±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.616
Molar Refractivity: 110.3±0.4 cm3
#H bond acceptors: 9
#H bond donors: 2
#Freely Rotating Bonds: 10
#Rule of 5 Violations: 0
ACD/LogP: 2.40
ACD/LogD (pH 5.5): -2.39
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -2.49
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 145 Å2
Polarizability: 43.7±0.5 10-24cm3
Surface Tension: 61.5±3.0 dyne/cm
Molar Volume: 315.5±3.0 cm3

Click to predict properties on the Chemicalize site