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8.51082

Sigma-Aldrich

5(6)-Carboxyfluorescein

Novabiochem®

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Synonym(s):
5(6)-Carboxyfluorescein
Empirical Formula (Hill Notation):
C21H12O7
CAS Number:
72088-94-9
Molecular Weight:
376.32
MDL number:
MFCD00151081
UNSPSC Code:
12352005
EC Index Number:
276-331-1
NACRES:
NA.22

Quality Level

200

product line

Novabiochem®

form

powder

reaction suitability

reagent type: fluorescent-labelling reagent

manufacturer/tradename

Novabiochem®

application(s)

peptide synthesis

storage temp.

2-8°C

InChI

1S/2C21H12O7/c22-11-2-5-15-17(8-11)27-18-9-12(23)3-6-16(18)21(15)14-4-1-10(19(24)25)7-13(14)20(26)28-21;22-11-2-5-14-17(8-11)27-18-9-12(23)3-6-15(18)21(14)16-7-10(19(24)25)1-4-13(16)20(26)28-21/h2*1-9,22-23H,(H,24,25)

InChI key

BPVHBBXCESDRKW-UHFFFAOYSA-N

Related Categories

General description

Novabiochem®′s 5(6)-carboxyfluorescein (FAM; λem494 nm; λex518 nm) is a useful tool for preparing fluorescently-labeled peptides. It is supplied as a mixture of 5-and 6-isomers, making it cost effective for those applications which do not require a single isomer dye.

Associated Protocols and Technical Articles
Chromogenic Labeling of Synthetic Peptides

Application

5(6)-Carboxyfluorescein Novabiochem®. CAS 72088-94-9, molar mass 376.32 g/mol.

Linkage

Replaces: 01-63-0149

Analysis Note

Colour (visual): yellow to orange
Appearance of substance (visual): powder
Identity (IR): passes test
Purity (TLC (EtOAc/MeOH/H2O/DIPEA 60 : 30 : 10 : 3)): ≥ 97 %
Assay isomers (HPLC, area%): ≥ 96.0 % (a/a)

To see the solvent systems used for TLC of Novabiochem® products please click here.

Legal Information

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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Articles

Peptide Labeling

Chromogenic and fluorogenic derivatives are invaluable tools for biochemistry, having numerous applications in enzymology, protein chemistry, immunology and histochemistry.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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