α-Ethyl-4,4′-dimethoxychalcone

α-乙基-4,4'-二甲氧基查耳酮

Also known as: 1-Butanone, 1-(4-methoxyphenyl)-2-[(4-methoxyphenyl)methylene]-, (2E)-, 1-(4-Methoxyphenyl)-2-[(4-methoxyphenyl)methylene]-1-butanone, 2-Ethyl-1,3-bis(4-methoxyphenyl)propenone, α-Ethyl-4,4′-dimethoxychalcone, Chalcone, 4'-dimethoxy, NSC 6848, Α-Ethyl-4,4'-dimethoxychalcone, 2-Aethyl-1,3-bis-(4-methoxy-phenyl)-propenon, 2-ethyl-1,3-bis-(4-methoxy-phenyl)-propenone

α-Ethyl-4,4′-dimethoxychalcone (CAS 90-92-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C19H20O3 and a molecular weight of 296.36000 g/mol. It is also known as 1-Butanone, 1-(4-methoxyphenyl)-2-[(4-methoxyphenyl)methylene]-, (2E)-, 1-(4-Methoxyphenyl)-2-[(4-methoxyphenyl)methylene]-1-butanone and 2-Ethyl-1,3-bis(4-methoxyphenyl)propenone. Key properties include a boiling point of 460.3ºC at 760 mmHg, a density of 1.095g/cm3 and a flash point of 224.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90-92-6
Jingsj CID
J-1506079-8
Molecular Formula
C19H20O3
Chinese Name
α-乙基-4,4'-二甲氧基查耳酮
Molecular Weight
296.36000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point460.3ºC at 760 mmHg
Density1.095g/cm3
Flash Point224.2ºC

Frequently Asked Questions

What is the CAS number of α-Ethyl-4,4′-dimethoxychalcone?

The CAS number of α-Ethyl-4,4′-dimethoxychalcone is 90-92-6.

What are the molecular formula and molecular weight of α-Ethyl-4,4′-dimethoxychalcone?

α-Ethyl-4,4′-dimethoxychalcone has molecular formula C19H20O3 and molecular weight 296.36000 g/mol.

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

Last updated:

How to cite: Jingsj. "α-Ethyl-4,4′-dimethoxychalcone (CAS 90-92-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506079-8 (accessed 2026-10-24).

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