1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one

1-(4-羟基苯基)-3-(2,3,4-三甲氧基苯基)-2-丙烯-1-酮

Also known as: 4'-Hydroxy-2,3,4-trimethoxychalcone, TIMTEC-BB SBB002391, (2E)-1-(4-hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)prop-2-en-1-one, 2-Propen-1-one, 1-(4-hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-

1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one (CAS 556028-14-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C18H18O5 and a molecular weight of 314.33300 g/mol. It is also known as 4'-Hydroxy-2,3,4-trimethoxychalcone, TIMTEC-BB SBB002391 and (2E)-1-(4-hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)prop-2-en-1-one. Key properties include a melting point of 155-156ºC, a boiling point of 507.5ºC at 760 mmHg, a density of 1.207g/cm3 and a flash point of 184ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
556028-14-9
Jingsj CID
J-1075003-6
Molecular Formula
C18H18O5
Chinese Name
1-(4-羟基苯基)-3-(2,3,4-三甲氧基苯基)-2-丙烯-1-酮
Molecular Weight
314.33300 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155-156ºC
Boiling Point507.5ºC at 760 mmHg
Density1.207g/cm3
Flash Point184ºC

Frequently Asked Questions

What is the CAS number of 1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one?

The CAS number of 1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one is 556028-14-9.

What are the molecular formula and molecular weight of 1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one?

1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one has molecular formula C18H18O5 and molecular weight 314.33300 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(4-Hydroxyphenyl)-3-(2,3,4-trimethoxyphenyl)-2-propen-1-one (CAS 556028-14-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1075003-6 (accessed 2026-10-25).

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