NP-MRD: Showing NP-Card for 3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol (NP0147257)

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Record Information

Version

2.0

Created at

2022-09-02 02:49:24 UTC

Updated at

2022-09-02 02:49:24 UTC

NP-MRD ID

NP0147257

Secondary Accession Numbers

None

Natural Product Identification

Common Name

3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol

Description

Dalparvinene belongs to the class of organic compounds known as cinnamylphenols. These are organic compounds containing the 1,3-diphenylpropene moiety with one benzene ring bearing one or more hydroxyl groups. 3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol is found in Dalbergia parviflora. 3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol was first documented in 2009 (PMID: 19524648). Based on a literature review very few articles have been published on Dalparvinene (PMID: 21835229).

Structure

MOL 3D MOL SDF PDB SMILES InChI

     RDKit          3D

 39 40  0  0  0  0  0  0  0  0999 V2000
    4.9141    3.0907   -0.1741 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.8868    1.6782   -0.1500 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.7178    0.9373   -0.2077 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.5022    1.5731   -0.2934 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.3447    0.7880   -0.3507 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.3940   -0.5739   -0.3239 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2141   -1.4382   -0.3794 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.0442   -0.8181    0.0772 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0632   -0.7549   -0.7471 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.3232   -0.1566   -0.3564 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.5757    0.3947    0.8764 C   0  0  0  0  0  0  0  0  0  0  0  0
   -4.8173    0.9611    1.1923 C   0  0  0  0  0  0  0  0  0  0  0  0
   -5.8403    0.9878    0.2746 C   0  0  0  0  0  0  0  0  0  0  0  0
   -7.0837    1.5538    0.5865 O   0  0  0  0  0  0  0  0  0  0  0  0
   -5.5998    0.4366   -0.9689 C   0  0  0  0  0  0  0  0  0  0  0  0
   -4.3810   -0.1188   -1.2791 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.6376   -1.2189   -0.2361 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.6864   -2.6090   -0.2087 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.6360   -3.3192    0.9921 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.7772   -0.4418   -0.1797 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.0294   -1.0369   -0.0919 O   0  0  0  0  0  0  0  0  0  0  0  0
    5.8902    3.4744   -0.4949 H   0  0  0  0  0  0  0  0  0  0  0  0
    4.1393    3.4541   -0.9001 H   0  0  0  0  0  0  0  0  0  0  0  0
    4.5958    3.4507    0.8327 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.3726    2.6397   -0.3192 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.3759    1.2947   -0.4189 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.0843   -1.8032   -1.4402 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.3851   -2.3647    0.2051 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.0664   -0.4390    1.0777 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.9375   -1.1717   -1.7557 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.8081    0.3927    1.6228 H   0  0  0  0  0  0  0  0  0  0  0  0
   -5.0096    1.3999    2.1672 H   0  0  0  0  0  0  0  0  0  0  0  0
   -7.2889    2.5404    0.4194 H   0  0  0  0  0  0  0  0  0  0  0  0
   -6.4155    0.4580   -1.6967 H   0  0  0  0  0  0  0  0  0  0  0  0
   -4.1735   -0.5587   -2.2550 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.2225   -2.7099    1.8287 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.6060   -3.7334    1.3324 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.9212   -4.1795    0.8868 H   0  0  0  0  0  0  0  0  0  0  0  0
    5.0947   -2.0591   -0.0701 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0
  2  3  1  0
  3  4  2  0
  4  5  1  0
  5  6  2  0
  6  7  1  0
  7  8  1  0
  8  9  2  0
  9 10  1  0
 10 11  2  0
 11 12  1  0
 12 13  2  0
 13 14  1  0
 13 15  1  0
 15 16  2  0
  6 17  1  0
 17 18  1  0
 18 19  1  0
 17 20  2  0
 20 21  1  0
 20  3  1  0
 16 10  1  0
  1 22  1  0
  1 23  1  0
  1 24  1  0
  4 25  1  0
  5 26  1  0
  7 27  1  0
  7 28  1  0
  8 29  1  0
  9 30  1  0
 11 31  1  0
 12 32  1  0
 14 33  1  0
 15 34  1  0
 16 35  1  0
 19 36  1  0
 19 37  1  0
 19 38  1  0
 21 39  1  0
M  END


  Mrv1652309022204492D          

 21 22  0  0  0  0            999 V2000
    2.1434   -1.2375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -1.6500    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -3.7125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -4.1250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -4.9500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -5.3625    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -6.1875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -6.6000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -7.4250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -7.8375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0000   -7.4250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7145   -7.8375    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0000   -6.6000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -6.1875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -3.7125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -4.1250    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -3.7125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -2.4750    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  2  3  1  0  0  0  0
  3  4  2  0  0  0  0
  4  5  1  0  0  0  0
  5  6  2  0  0  0  0
  6  7  1  0  0  0  0
  7  8  1  0  0  0  0
  8  9  2  0  0  0  0
  9 10  1  0  0  0  0
 10 11  2  0  0  0  0
 11 12  1  0  0  0  0
 12 13  2  0  0  0  0
 13 14  1  0  0  0  0
 13 15  1  0  0  0  0
 15 16  2  0  0  0  0
 10 16  1  0  0  0  0
  6 17  1  0  0  0  0
 17 18  1  0  0  0  0
 18 19  1  0  0  0  0
 17 20  2  0  0  0  0
  3 20  1  0  0  0  0
 20 21  1  0  0  0  0
M  END
> <DATABASE_ID>
NP0147257

> <DATABASE_NAME>
NP-MRD

> <SMILES>
COC1=CC=C(C\C=C\C2=CC=C(O)C=C2)C(OC)=C1O

> <INCHI_IDENTIFIER>
InChI=1S/C17H18O4/c1-20-15-11-8-13(17(21-2)16(15)19)5-3-4-12-6-9-14(18)10-7-12/h3-4,6-11,18-19H,5H2,1-2H3/b4-3+

> <INCHI_KEY>
VWMLOOICTOCUDD-ONEGZZNKSA-N

> <FORMULA>
C17H18O4

> <MOLECULAR_WEIGHT>
286.327

> <EXACT_MASS>
286.12050906

> <JCHEM_ACCEPTOR_COUNT>
4

> <JCHEM_ATOM_COUNT>
39

> <JCHEM_AVERAGE_POLARIZABILITY>
30.769930460040943

> <JCHEM_BIOAVAILABILITY>
1

> <JCHEM_DONOR_COUNT>
2

> <JCHEM_FORMAL_CHARGE>
0

> <JCHEM_GHOSE_FILTER>
1

> <JCHEM_IUPAC>
3-[(2E)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol

> <ALOGPS_LOGP>
3.51

> <JCHEM_LOGP>
3.752482341666666

> <ALOGPS_LOGS>
-4.23

> <JCHEM_MDDR_LIKE_RULE>
0

> <JCHEM_NUMBER_OF_RINGS>
2

> <JCHEM_PHYSIOLOGICAL_CHARGE>
0

> <JCHEM_PKA>
9.732005370769325

> <JCHEM_PKA_STRONGEST_ACIDIC>
9.09708151174973

> <JCHEM_PKA_STRONGEST_BASIC>
-4.606708266559138

> <JCHEM_POLAR_SURFACE_AREA>
58.92

> <JCHEM_REFRACTIVITY>
83.002

> <JCHEM_ROTATABLE_BOND_COUNT>
5

> <JCHEM_RULE_OF_FIVE>
1

> <ALOGPS_SOLUBILITY>
1.68e-02 g/l

> <JCHEM_TRADITIONAL_IUPAC>
3-[(2E)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol

> <JCHEM_VEBER_RULE>
0

$$$$

HEADER    PROTEIN                                 02-SEP-22   NONE
TITLE     NULL                                                        
COMPND    NULL                                                        
SOURCE    NULL                                                        
KEYWDS    NULL                                                        
EXPDTA    NULL                                                        
AUTHOR    Marvin                                                      
REVDAT   1   02-SEP-22         0                                  
HETATM    1  C   UNK     0       4.001  -2.310   0.000  0.00  0.00           C+0
HETATM    2  O   UNK     0       5.335  -3.080   0.000  0.00  0.00           O+0
HETATM    3  C   UNK     0       5.335  -4.620   0.000  0.00  0.00           C+0
HETATM    4  C   UNK     0       6.668  -5.390   0.000  0.00  0.00           C+0
HETATM    5  C   UNK     0       6.668  -6.930   0.000  0.00  0.00           C+0
HETATM    6  C   UNK     0       5.335  -7.700   0.000  0.00  0.00           C+0
HETATM    7  C   UNK     0       5.335  -9.240   0.000  0.00  0.00           C+0
HETATM    8  C   UNK     0       4.001 -10.010   0.000  0.00  0.00           C+0
HETATM    9  C   UNK     0       4.001 -11.550   0.000  0.00  0.00           C+0
HETATM   10  C   UNK     0       2.667 -12.320   0.000  0.00  0.00           C+0
HETATM   11  C   UNK     0       2.667 -13.860   0.000  0.00  0.00           C+0
HETATM   12  C   UNK     0       1.334 -14.630   0.000  0.00  0.00           C+0
HETATM   13  C   UNK     0      -0.000 -13.860   0.000  0.00  0.00           C+0
HETATM   14  O   UNK     0      -1.334 -14.630   0.000  0.00  0.00           O+0
HETATM   15  C   UNK     0      -0.000 -12.320   0.000  0.00  0.00           C+0
HETATM   16  C   UNK     0       1.334 -11.550   0.000  0.00  0.00           C+0
HETATM   17  C   UNK     0       4.001  -6.930   0.000  0.00  0.00           C+0
HETATM   18  O   UNK     0       2.667  -7.700   0.000  0.00  0.00           O+0
HETATM   19  C   UNK     0       1.334  -6.930   0.000  0.00  0.00           C+0
HETATM   20  C   UNK     0       4.001  -5.390   0.000  0.00  0.00           C+0
HETATM   21  O   UNK     0       2.667  -4.620   0.000  0.00  0.00           O+0
CONECT    1    2                                                            
CONECT    2    1    3                                                       
CONECT    3    2    4   20                                                  
CONECT    4    3    5                                                       
CONECT    5    4    6                                                       
CONECT    6    5    7   17                                                  
CONECT    7    6    8                                                       
CONECT    8    7    9                                                       
CONECT    9    8   10                                                       
CONECT   10    9   11   16                                                  
CONECT   11   10   12                                                       
CONECT   12   11   13                                                       
CONECT   13   12   14   15                                                  
CONECT   14   13                                                            
CONECT   15   13   16                                                       
CONECT   16   15   10                                                       
CONECT   17    6   18   20                                                  
CONECT   18   17   19                                                       
CONECT   19   18                                                            
CONECT   20   17    3   21                                                  
CONECT   21   20                                                            
MASTER        0    0    0    0    0    0    0    0   21    0   44    0
END

View in JSmol

Synonyms

Not Available

Chemical Formula

C₁₇H₁₈O₄

Average Mass

286.3270 Da

Monoisotopic Mass

286.12051 Da

IUPAC Name

3-[(2E)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol

Traditional Name

3-[(2E)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol

CAS Registry Number

Not Available

SMILES

COC1=CC=C(C\C=C\C2=CC=C(O)C=C2)C(OC)=C1O

InChI Identifier

InChI=1S/C17H18O4/c1-20-15-11-8-13(17(21-2)16(15)19)5-3-4-12-6-9-14(18)10-7-12/h3-4,6-11,18-19H,5H2,1-2H3/b4-3+

InChI Key

VWMLOOICTOCUDD-ONEGZZNKSA-N

Experimental Spectra

Not Available

Predicted Spectra

Spectrum Type	Description	Depositor ID	Depositor Organization	Depositor	Deposition Date	View
1D NMR	¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum

Chemical Shift Submissions

Not Available

Species

Species of Origin

Species Name	Source	Reference
Dalbergia parviflora	LOTUS Database	35616633

Chemical Taxonomy

Description

Belongs to the class of organic compounds known as cinnamylphenols. These are organic compounds containing the 1,3-diphenylpropene moiety with one benzene ring bearing one or more hydroxyl groups.

Kingdom

Organic compounds

Super Class

Phenylpropanoids and polyketides

Class

Linear 1,3-diarylpropanoids

Sub Class

Cinnamylphenols

Direct Parent

Cinnamylphenols

Alternative Parents

Substituents

Cinnamylphenol
Methoxyphenol
Dimethoxybenzene
M-dimethoxybenzene
Methoxybenzene
Anisole
Phenoxy compound
Styrene
Phenol ether
Phenol
Alkyl aryl ether
1-hydroxy-2-unsubstituted benzenoid
1-hydroxy-4-unsubstituted benzenoid
Benzenoid
Monocyclic benzene moiety
Ether
Hydrocarbon derivative
Organooxygen compound
Organic oxygen compound
Aromatic homomonocyclic compound

Molecular Framework

Aromatic homomonocyclic compounds

External Descriptors

Not Available

Physical Properties

State

Not Available

Experimental Properties

Property	Value	Reference
Melting Point	Not Available	Not Available
Boiling Point	Not Available	Not Available
Water Solubility	Not Available	Not Available
LogP	Not Available	Not Available

Predicted Properties

Property	Value	Source
logP	3.51	ALOGPS
logP	3.75	ChemAxon
logS	-4.2	ALOGPS
pKa (Strongest Acidic)	9.1	ChemAxon
pKa (Strongest Basic)	-4.6	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	4	ChemAxon
Hydrogen Donor Count	2	ChemAxon
Polar Surface Area	58.92 Å²	ChemAxon
Rotatable Bond Count	5	ChemAxon
Refractivity	83 m³·mol⁻¹	ChemAxon
Polarizability	30.77 Å³	ChemAxon
Number of Rings	2	ChemAxon
Bioavailability	Yes	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	Yes	ChemAxon
Veber's Rule	No	ChemAxon
MDDR-like Rule	No	ChemAxon

External Links

HMDB ID

Not Available

DrugBank ID

Not Available

Phenol Explorer Compound ID

Not Available

FoodDB ID

Not Available

KNApSAcK ID

Not Available

Chemspider ID

28649449

KEGG Compound ID

Not Available

BioCyc ID

Not Available

BiGG ID

Not Available

Wikipedia Link

Not Available

METLIN ID

Not Available

PubChem Compound

71454058

PDB ID

Not Available

ChEBI ID

Not Available

Good Scents ID

Not Available

References

General References

Songsiang U, Hahnvajanawong C, Yenjai C: Cytotoxicity of chemical constituents from the stems of Dalbergia parviflora. Fitoterapia. 2011 Dec;82(8):1169-74. doi: 10.1016/j.fitote.2011.07.015. Epub 2011 Jul 30. [PubMed:21835229 ]
Songsiang U, Wanich S, Pitchuanchom S, Netsopa S, Uanporn K, Yenjai C: Bioactive constituents from the stems of Dalbergia parviflora. Fitoterapia. 2009 Oct;80(7):427-31. doi: 10.1016/j.fitote.2009.06.002. Epub 2009 Jun 11. [PubMed:19524648 ]
LOTUS database [Link]

Showing NP-Card for 3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol (NP0147257)

MOL for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

3D MOL for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

3D SDF for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

3D-SDF for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

PDB for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

3D PDB for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

SMILES for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

INCHI for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

Structure for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)

3D Structure for NP0147257 (3-[(2e)-3-(4-hydroxyphenyl)prop-2-en-1-yl]-2,6-dimethoxyphenol)