5(6)-Aminofluorescein

5(6)-氨基荧光素

Also known as: 5(6)-Aminofluorescein, Fluoresceinamine, mixture of isomers, AMINOFLUORESCEIN, 5-Amino-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one, Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 5-amino-3',6'-dihydroxy-

5(6)-Aminofluorescein (CAS 27599-63-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H13NO5 and a molecular weight of 347.321 g/mol. It is also known as Fluoresceinamine, mixture of isomers, AMINOFLUORESCEIN and 5-Amino-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one. Key properties include a melting point of 223ºC (dec.)(lit.), a boiling point of 695.3±55.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 374.3±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27599-63-9
Jingsj CID
J-1956174-3
Molecular Formula
C20H13NO5
Chinese Name
5(6)-氨基荧光素
Molecular Weight
347.321 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point223ºC (dec.)(lit.)
Boiling Point695.3±55.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point374.3±31.5 °C

Frequently Asked Questions

What is the CAS number of 5(6)-Aminofluorescein?

The CAS number of 5(6)-Aminofluorescein is 27599-63-9.

What are the molecular formula and molecular weight of 5(6)-Aminofluorescein?

5(6)-Aminofluorescein has molecular formula C20H13NO5 and molecular weight 347.321 g/mol.

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

Last updated:

How to cite: Jingsj. "5(6)-Aminofluorescein (CAS 27599-63-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956174-3 (accessed 2026-10-25).

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