Phenolphthalein complexone

酚酞络合指示剂

Also known as: Phenolphthalexon, Phenolphthalexone, Phenolphthalein Complexone, N,N'-[(3-oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-3,1-phenylene)methylene]]bis[N-(carboxymethyl)glycine], 2,2',2'',2'''-{(3-Oxo-1,3-dihydro-2-benzofuran-1,1-diyl)bis[(6-hydroxy-3,1-phenylene)methylenenitrilo]}tetraacetic acid, 3,3'-BIS[N,N-BIS(CARBOXYMETHYL)AMINOMETHYL]PHENOLPHTHALEIN, 3,3'-BIS[N,N-DI(CARBOXYMETHYL)AMINOMETHYL]PHENOLPHTHALEIN, PHENOLPHTHALEIN COMP, N,N'-[[3-oxo-1(3H)-isobenzofuranylidene]bis(6-hydroxy-3,1-phenylene)methylene]bis(N-carboxymethyl)Glycine

Phenolphthalein complexone (CAS 25296-54-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C30H28N2O12 and a molecular weight of 608.549 g/mol. It is also known as Phenolphthalexon, Phenolphthalexone and Phenolphthalein Complexone. Key properties include a boiling point of 903.4±65.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 500.2±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25296-54-2
Jingsj CID
J-1511072-7
Molecular Formula
C30H28N2O12
Chinese Name
酚酞络合指示剂
Molecular Weight
608.549 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point903.4±65.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point500.2±34.3 °C

Frequently Asked Questions

What is the CAS number of Phenolphthalein complexone?

The CAS number of Phenolphthalein complexone is 25296-54-2.

What are the molecular formula and molecular weight of Phenolphthalein complexone?

Phenolphthalein complexone has molecular formula C30H28N2O12 and molecular weight 608.549 g/mol.

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

Last updated:

How to cite: Jingsj. "Phenolphthalein complexone (CAS 25296-54-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511072-7 (accessed 2026-10-24).

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