BGC » Chemicals A-Z » 6-Carboxyfluorescein (6-FAM)

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6-Carboxyfluorescein (6-FAM)

BGC Id:	921098477953
CAS No:	3301-79-9
Synonyms:	6-carboxyfluorescein hydrate ; carboxyfluorescein ; 6-fam ; 6-fam, fluos ; 2-(6-hydroxy-3-oxo-3h-xanthen-9-yl)-terepht ; 6-carboxyfluoroscein ; 6-carboxyfluorescein (6-fam) ; 6-carboxyfluorescein,6-fam, fluos ; 6-carboxyfluorescein ; 6-fam, 6-cf
Molecular Formula:	C21H12O7
Molecular Weight:	376.32
EINECS:

2026 - The most valued supplier

The following notable provider has been checked and can be recommended.

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer

Phone: +86-571-88938639
Telefax: +86-571-8893-8652
Country: P.R.China

Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. Dayang Chem (Hangzhou) Co.,Ltd. also offers 2,4-Dichloro-5-iodopyridine. We act also as agent of many chemical factories and promote their products to the international m ...

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What other providers are available for CAS 3301-79-9?

The last intensive check and update was carried out on 2026/03/01.

Identify

Synonyms:

6-carboxyfluorescein hydrate ; carboxyfluorescein ; 6-fam ; 6-fam, fluos ; 2-(6-hydroxy-3-oxo-3h-xanthen-9-yl)-terepht ; 6-carboxyfluoroscein ; 6-carboxyfluorescein (6-fam) ; 6-carboxyfluorescein,6-fam, fluos ; 6-carboxyfluorescein ; 6-fam, 6-cf

CAS:

3301-79-9

EINECS:

Molecular Formula:

C21H12O7

MDL:

MFCD00036873

Properties

Molecular Weight:

376.32 g·mol−1

Density:

~1.7 g/cm³ (Predicted)

Melting point:

>300 °C(lit.)

Boiling point:

~736.4° C at 760 mmHg (Predicted)

Solubility:

DMSO: soluble

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36/37 (S)

WGK Germany:

Storage temperature:

2-8°C

What other providers are available for CAS 3301-79-9?

In addition to the providers presented here for 6-Carboxyfluorescein (6-FAM) with the CAS number 3301-79-9, there are other 55 providers with slightly different product names available for this CAS number.

6-FAM

+3 additional providers that we know from the past

6-Carboxyfluorescein

6-Fam; 5'-fluorescein phosphoramidite

+2 additional providers that we know from the past

2-(3-Hydroxy-6-oxo-6H-xanthen-9-yl)terephthalic acid

+2 additional providers that we know from the past

3',6'-Dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-6-carboxylic acid

BLD Pharmatech Ltd +2 additional providers that we know from the past