3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene

3-氧代-1-苯基-3-(2-羟基-5-苄氧基苯基)丙烯

Also known as: 5-Benzyloxy-2-hydroxychalcone, 3-Oxo-1-phenyl-3-(2'-hydroxy-5-benzyloxyphenyl)propene, (2E)-1-[2-Hydroxy-5-(phenylmethoxy)phenyl]-3-phenyl-2-propen-1-one

3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene (CAS 872131-45-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H18O3 and a molecular weight of 330.37700 g/mol. It is also known as 5-Benzyloxy-2-hydroxychalcone, 3-Oxo-1-phenyl-3-(2'-hydroxy-5-benzyloxyphenyl)propene and (2E)-1-[2-Hydroxy-5-(phenylmethoxy)phenyl]-3-phenyl-2-propen-1-one. Key properties include a melting point of 90-92ºC, a boiling point of 545.598ºC at 760 mmHg, a density of 1.21g/cm3 and a flash point of 194.794ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
872131-45-8
Jingsj CID
J-1001179-9
Molecular Formula
C22H18O3
Chinese Name
3-氧代-1-苯基-3-(2-羟基-5-苄氧基苯基)丙烯
Molecular Weight
330.37700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point90-92ºC
Boiling Point545.598ºC at 760 mmHg
Density1.21g/cm3
Flash Point194.794ºC

Frequently Asked Questions

What is the CAS number of 3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene?

The CAS number of 3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene is 872131-45-8.

What are the molecular formula and molecular weight of 3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene?

3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene has molecular formula C22H18O3 and molecular weight 330.37700 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Oxo-1-phenyl-3-(2-hydroxy-5-benzyloxyphenyl)propene (CAS 872131-45-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1001179-9 (accessed 2026-10-24).

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