1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone]

1,1'-(亚甲基二-4,1-亚苯基)双[2-羟基-2-甲基-1-丙酮]

Also known as: Irgacure 127, Omnirad 127, 2-Hydroxy-1-{4-[4-(2-hydroxy-2-methylpropionyl)-benzyl]-phenyl}-2-methyl-propan-1-one, 2-hydroxy-1-(4-(4-(2-hydroxy-2-methylpropionyl)benzyl)phenyl)-2-methylpropan-1-one, 2-hydroxy-1-[4-[[4-(2-hydroxy-2-methylpropanoyl)phenyl]methyl]phenyl]-2-methylpropan-1-one, former IRGACURE 127, photoinitiator 127

1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone] (CAS 474510-57-1) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C21H24O4 and a molecular weight of 340.41300 g/mol. It is also known as Irgacure 127, Omnirad 127 and 2-Hydroxy-1-{4-[4-(2-hydroxy-2-methylpropionyl)-benzyl]-phenyl}-2-methyl-propan-1-one. Key properties include a boiling point of 525.553ºC at 760 mmHg, a density of 1.162g/cm3 and a flash point of 285.722ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
474510-57-1
Jingsj CID
J-1491396-3
Molecular Formula
C21H24O4
Chinese Name
1,1'-(亚甲基二-4,1-亚苯基)双[2-羟基-2-甲基-1-丙酮]
Molecular Weight
340.41300 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point525.553ºC at 760 mmHg
Density1.162g/cm3
Flash Point285.722ºC

Frequently Asked Questions

What is the CAS number of 1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone]?

The CAS number of 1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone] is 474510-57-1.

What are the molecular formula and molecular weight of 1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone]?

1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone] has molecular formula C21H24O4 and molecular weight 340.41300 g/mol.

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

Last updated:

How to cite: Jingsj. "1,1'-(Methylene-di-4,1-phenylene)bis[2-hydroxy-2-methyl-1-propanone] (CAS 474510-57-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1491396-3 (accessed 2026-10-24).

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