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Catalog ID 7013 / 1 g

5(6)-FAM *Mixed isomers*

AKA: 5(6)-Carboxyfluorescein
Formula Weight CAS#
C21H12O7 376.32 72088-94-9
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5(6)-FAM is a non-activated, amine-reactive fluorescent dye for preparation of green fluorescent labeled peptides, proteins, and bioconjugates.  5(6)-FAM carboxylic acid is amine reactive when used with a carbodiimide or other coupling agent or may be used in the synthesis of ester linked products or acid halide products. .

Product Size 1 g
Form Orange Solid
Absorption (estimated) Wavelength (λmax) 492 ± 3 nm (Buffer pH 10)
Fluorescence (estimated) Wavelength (λmax) 516 ± 4 nm (*Buffer pH 10)
Storage conditions Store at Room Temperature (RT) Protect from moisture (D) Protect from light (L)
MDL# MFCD00151081

* 5(6)-Carboxyfluorescein
* Spiro(isobenzofuran-1(3H),9'-(9H) xanthene)-5 and 6-carboxylic acid, 3',6'-dihydroxy-3-oxo-
* 5-(and-6)-Carboxyfluorescein, mixed isomers

Amine-Reactive Fluorophores, Biotins and Other Labels:   Carboxylic Acid (Non-Activated, free acid)
Label or Dye:   FITC (Fluorescein)
Fluorescent Probes and Related Products:   Fluorescein, Naphthofluorescein and seminaphthofluorescein
Reactive Probes and Related Products:   Non-Activated, Amine-Reactive (Free Acid)

Safety Data Sheet
SDS-PDF
Certificates of Analysis
Lot 52332 04-Feb-2023
Lot 51955 04-Feb-2021
Lot 51565 04-Feb-2019
Lot 51359 05-Mar-2018
Lot 51161 12-May-2017
Lot 51000 28-Oct-2016
Lot 50886 30-Jun-2016
Lot 50424 24-Apr-2015
Lot 50106 23-Jul-2014
Lot 50105 12-Feb-2014

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