1,3-Bis(4-methoxyphenyl)-1,3-propanedione

1,3-双(4-甲氧基苯基)-1,3-丙二酮

Also known as: Bis(4-methoxybenzoyl)methane, Dianisoylmethane, Parsol DAM, 1,3-Bis(p-methoxyphenyl)-1,3-propanedione, 1,3-Di(4-methoxyphenyl)-1,3-propanedione, p,p'-Dimethoxydibenzoylmethane, NSC 99046

1,3-Bis(4-methoxyphenyl)-1,3-propanedione (CAS 18362-51-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C17H16O4 and a molecular weight of 284.306 g/mol. It is also known as Bis(4-methoxybenzoyl)methane, Dianisoylmethane and Parsol DAM. Key properties include a melting point of 108-115ºC(lit.), a boiling point of 463.7±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 206.4±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18362-51-1
Jingsj CID
J-47348-6
Molecular Formula
C17H16O4
Chinese Name
1,3-双(4-甲氧基苯基)-1,3-丙二酮
Molecular Weight
284.306 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-115ºC(lit.)
Boiling Point463.7±30.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point206.4±24.6 °C

Frequently Asked Questions

What is the CAS number of 1,3-Bis(4-methoxyphenyl)-1,3-propanedione?

The CAS number of 1,3-Bis(4-methoxyphenyl)-1,3-propanedione is 18362-51-1.

What are the molecular formula and molecular weight of 1,3-Bis(4-methoxyphenyl)-1,3-propanedione?

1,3-Bis(4-methoxyphenyl)-1,3-propanedione has molecular formula C17H16O4 and molecular weight 284.306 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-Bis(4-methoxyphenyl)-1,3-propanedione (CAS 18362-51-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47348-6 (accessed 2026-10-23).

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