3D Molecular Structure - Curcumin (C₂₁H₂₀O₆)
MW: 368.38 g/mol
MP: 183°C
CAS: 458-37-7
Phenolic Ring 1
Phenolic Ring 2
β-diketone chain
Key Functional Groups
- Phenolic OH groups
- Methoxy (-OCH₃) groups
- β-diketone chain
- Aromatic benzene rings
Physical Properties
Bright yellow-orange powder
Poor (hydrophobic)
Good
Keto-Enol Tautomerism
Explore the dynamic equilibrium between keto and enol forms of curcumin
Keto Form
Dominant in aqueous solutions
Ar-CH=CH-CO-CH₂-CO-CH=CH-Ar
Characteristics:
- Responsible for therapeutic activities
- More stable in water
- Lower intramolecular interactions
⇌
pH dependent
Enol Form
Dominant in organic solvents
Ar-CH=CH-CO-CH=C(OH)-CH=CH-Ar
Intramolecular H-bonding
Characteristics:
- Stabilized by H-bonding
- More stable in organic media
- Prone to degradation
Interactive Controls
pH Effect on Equilibrium
Conformational Flexibility Analysis
Study molecular dynamics and conformational changes
Torsional Angle Controls
Real-time Analysis
0.00 nm
2.62 nm
0.0 kJ/mol
1.00
Antioxidant Capacity Calculator
Calculate DPPH, ABTS, and FRAP activities under different conditions
Assay Parameters
Calculated Results
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Comparison with Standard Antioxidants
Stability Parameters & Degradation Analysis
Study curcumin stability under various environmental conditions
Environmental Conditions
7.0
37°C
Degradation Analysis
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Degradation Pathway
Curcumin
→
Ferulic acid
→
Vanillin
Bioavailability Enhancement Strategies
Compare and optimize formulation approaches for improved bioavailability
Enhancement Strategy
Enhancement Analysis
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Formulation Parameters
Comprehensive Analysis Report
Complete molecular and pharmacological profile of curcumin