3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one

3-二甲基氨基-1,2-双(4-甲氧基苯基)-2-丙烯-1-酮

Also known as: (4-Methoxyphenyl)<1-(4-methoxyphenyl)-2-dimethylaminovinyl>keton, 2-Propen-1-one, 3-(dimethylamino)-1,2-bis(4-methoxyphenyl)-, 3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)prop-2-en-1-one, 3-dimethylamino-1,2-bis(4-methoxyphenyl)-2-propen-1-one, 3-dimethylamino-1,2-bis(4-methoxyphenyl)propenone

3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one (CAS 66521-59-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C19H21NO3 and a molecular weight of 311.37500 g/mol. It is also known as (4-Methoxyphenyl)<1-(4-methoxyphenyl)-2-dimethylaminovinyl>keton, 2-Propen-1-one, 3-(dimethylamino)-1,2-bis(4-methoxyphenyl)- and 3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)prop-2-en-1-one. Key properties include a melting point of 119-121ºC, a boiling point of 472.2ºC at 760 mmHg, a density of 1.106g/cm3 and a flash point of 239.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66521-59-3
Jingsj CID
J-999301-1
Molecular Formula
C19H21NO3
Chinese Name
3-二甲基氨基-1,2-双(4-甲氧基苯基)-2-丙烯-1-酮
Molecular Weight
311.37500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point119-121ºC
Boiling Point472.2ºC at 760 mmHg
Density1.106g/cm3
Flash Point239.4ºC

Frequently Asked Questions

What is the CAS number of 3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one?

The CAS number of 3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one is 66521-59-3.

What are the molecular formula and molecular weight of 3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one?

3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one has molecular formula C19H21NO3 and molecular weight 311.37500 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one (CAS 66521-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-999301-1 (accessed 2026-10-24).

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