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5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers)

5(6)-羧基-2',7'-二氯荧光素二乙酸酯

Also known as: 5(6)-Carboxy-2',7'-dichlorofluorescein diacetate, 5(6)-Carboxy-2',7'-dichlorofluorescein 3',6'-diacetate, 5-(6)-CDCFDA, Carboxy-DCFDA, 3',6'-Bis(acetyloxy)-2',7'-dichloro-3-oxo-spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-ar-carboxylic acid, Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-5-carboxylic acid, 3',6'-bis(acetyloxy)-2',7'-dichloro-3-oxo-

5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers) (CAS 127770-45-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H14Cl2O9 and a molecular weight of 529.279 g/mol. It is also known as 5(6)-Carboxy-2',7'-dichlorofluorescein diacetate, 5(6)-Carboxy-2',7'-dichlorofluorescein 3',6'-diacetate and 5-(6)-CDCFDA. Key properties include a melting point of 210ºC (dec.)(lit.), a boiling point of 743.3±60.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 403.3±32.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
127770-45-0
Jingsj CID
J-1987217-5
Molecular Formula
C25H14Cl2O9
Chinese Name
5(6)-羧基-2',7'-二氯荧光素二乙酸酯
Molecular Weight
529.279 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point210ºC (dec.)(lit.)
Boiling Point743.3±60.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point403.3±32.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers)?

The CAS number of 5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers) is 127770-45-0.

What are the molecular formula and molecular weight of 5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers)?

5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers) has molecular formula C25H14Cl2O9 and molecular weight 529.279 g/mol.

Is 5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers) hazardous?

5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers) has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5-(and-6)-Carboxy-2',7'-dichlorofluorescein diacetate (mixed isomers) (CAS 127770-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1987217-5 (accessed 2026-10-25).

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