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

3,3',4,5'-四甲氧基二苯乙烯

Also known as: (E)-1-(3,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)ethene, (E)-1-(3,4-dimethoxyphenyl)-2-(3,5-dimethoxyphenyl)ethene, (E)-4-[2-(3,5-dimethoxyphenyl)ethenyl]-1,2-dimethoxybenzene, 1-[2-(3,4-dimethoxyphenyl)ethenyl]-3,5-dimethoxybenzene, 4-(2-(3,5-dimethoxyphenyl)vinyl)-1,2-dimethoxybenzene, 4-(3,5-dimethoxystyryl)-1,2-dimethoxybenzene, trans-3,3',4',5-tetramethoxystilbene, trans-3,5,3',4'-tetramethoxypiceatannol, trans-3,5,3',4'-tetramethoxystilbene

(E)-3,3',4,5'-Tetramethoxystilbene (CAS 83088-26-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H20O4 and a molecular weight of 300.349 g/mol. It is also known as (E)-1-(3,5-dimethoxyphenyl)-2-(3,4-dimethoxyphenyl)ethene, (E)-1-(3,4-dimethoxyphenyl)-2-(3,5-dimethoxyphenyl)ethene and (E)-4-[2-(3,5-dimethoxyphenyl)ethenyl]-1,2-dimethoxybenzene. Key properties include a melting point of 69 °C, a boiling point of 447.6±40.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 145.9±34.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

83088-26-0

Jingsj CID

J-993963-9

Molecular Formula

C₁₈H₂₀O₄

Chinese Name

3,3',4,5'-四甲氧基二苯乙烯

Molecular Weight

300.349 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026