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

(E)-5-[2-(3,5-二甲氧基苯基)乙烯基]-2-甲氧基苯酚

Also known as: 3,4',5-trimethoxy-3'-hydroxystilbene, (E)-3'-hydroxy-3,4',5-trimethoxystilbene, trans-3,4',5-trimethoxy-3'-hydroxystilbene, Phenol, 5-[(1E)-2-(3,5-dimethoxyphenyl)ethenyl]-2-methoxy-, 3,4',5-trimethylpiceatannol, 4,3',5'-tri-O-methylpiceatannol

CAS No.
108957-73-9
Jingsj CID
J-993998-7
Molecular Formula
C17H18O4
Chinese Name
(E)-5-[2-(3,5-二甲氧基苯基)乙烯基]-2-甲氧基苯酚
Molecular Weight
286.322 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point89 - 91ºC
Boiling Point472.8±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point239.7±28.7 °C

Frequently Asked Questions

What is the CAS number of 5-[(1E)-2-(3,5-dimethoxyphenyl)ethenyl]-2-methoxyphenol?

108957-73-9

What are the molecular formula and molecular weight of 5-[(1E)-2-(3,5-dimethoxyphenyl)ethenyl]-2-methoxyphenol?

C17H18O4, molecular weight 286.322 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026