Kehua AI (Shenzhen) Innovative Drug R&D Co., Ltd.    Healthy Roots Biotechnology (Shenzhen) Co., Limited    Joint Development

1. Primary Information

English name: (E)-3,3',4,5'-Tetramethoxystilbene
CAS No.: 83088-26-0
Molecular formula: C18H20O4
Molecular weight: 300.3 g/mol
SMILES: COC1=C(C=C(C=C1)C=CC2=CC(=CC(=C2)OC)OC)OC
Structural class:
Other identifiers:

3,3',4,5'-tetramethoxy-trans-stilbene

3,3',4,5'-tetramethoxystilbene

M5A cpd

(E)-3,4,3',5'-tetramethoxystilbene

2. Suppliers & Pricing

Supplier Pack size Purity Price (CNY) Storage conditions Lead time Notes
Kehua Intelligence 20mg HPLC≥98% 240 2-8℃ in stock -

3. Structures

3.1 2D structure


3.2 3D structure


4. International Nomenclature & Identifiers

4.1 IUPAC Name

1-[(E)-2-(3,4-dimethoxyphenyl)ethenyl]-3,5-dimethoxybenzene


4.2 InChI

InChI=1S/C18H20O4/c1-19-15-9-14(10-16(12-15)20-2)6-5-13-7-8-17(21-3)18(11-13)22-4/h5-12H,1-4H3/b6-5+


4.3 InChIKey

PTVAOGIYBMTHSN-AATRIKPKSA-N


4.4 Canonical SMILES

COC1=C(C=C(C=C1)C=CC2=CC(=CC(=C2)OC)OC)OC


4.5 Isomeric SMILES

COC1=C(C=C(C=C1)/C=C/C2=CC(=CC(=C2)OC)OC)OC

4.6 SDF file

Coming soon

5. Spectroscopic data

5.1 13C nuclear magnetic resonance (13C NMR)

5.2 1H nuclear magnetic resonance (1H NMR)

5.3 Mass spectrometry (MS)

Coming soon

5.4 Infrared spectroscopy (IR)

Coming soon

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

Coming soon