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

3,4',5-三甲氧基-反-二苯代乙烯

Also known as: Trimethoxystilbene, Resveratrol trimethyl ether, E-Resveratrol Trimethyl Ether, Tri-O-methylresveratrol, Trans-Trimethoxyresveratrol, 1,3-dimethoxy-5-[(E)-2-(4-methoxyphenyl)ethenyl]benzene, 3,5,4'-Trimethoxystilbene, methylated trans-resveratrol, O-permethylated E-resveratrol, TRISMETHOXYRESVERATROL

3,4',5-Trimethoxy-trans-stilbene (CAS 22255-22-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C17H18O3 and a molecular weight of 270.323 g/mol. It is also known as Trimethoxystilbene, Resveratrol trimethyl ether and E-Resveratrol Trimethyl Ether. Key properties include a melting point of 57ºC, a boiling point of 423.8±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 144.4±23.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22255-22-7
Jingsj CID
J-33938-6
Molecular Formula
C17H18O3
Chinese Name
3,4',5-三甲氧基-反-二苯代乙烯
Molecular Weight
270.323 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point57ºC
Boiling Point423.8±35.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point144.4±23.2 °C

GHS Safety & Compliance

Corrosion / Irritant / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3,4',5-Trimethoxy-trans-stilbene?

The CAS number of 3,4',5-Trimethoxy-trans-stilbene is 22255-22-7.

What are the molecular formula and molecular weight of 3,4',5-Trimethoxy-trans-stilbene?

3,4',5-Trimethoxy-trans-stilbene has molecular formula C17H18O3 and molecular weight 270.323 g/mol.

Is 3,4',5-Trimethoxy-trans-stilbene hazardous?

3,4',5-Trimethoxy-trans-stilbene has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3,4',5-Trimethoxy-trans-stilbene (CAS 22255-22-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33938-6 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.