Home to select different Category

Product 6631

Back to Products
In Stock

Catalog ID 6631 / 25 mg

SAMSA Fluorescein *Mixed isomers*

AKA: 5-((2-(or-3)-S-(Acetylmercapto)succinoyl)amino)fluorescein
Formula Weight CAS#
C26H19NO9S 521.50 N/A
For 25+ Units, Contact us.

SAMSA fluorescein is a fluorescent probe that SH group is protected as acetyl protecting group and it can be deprotected with base to generate Thiol-containing fluorescein which then can be conjugated to protein and for assaying maleimide and iodoacetamide moieties on proteins.

Product Size 25 mg
Form orange
Absorption (estimated) Wavelength (λmax) 493 ± 3 nm (Buffer pH 10)
Fluorescence (estimated) Wavelength (λmax) 518 ± 4 nm (*Buffer pH 10)
Storage conditions Freeze: Store at -5 to -30°C (F) Protect from moisture (D) Protect from light (L)
MDL#

* 5-((2-(or-3)-S-(Acetylmercapto)succinoyl)amino)fluorescein
* 5-((2-(or-3)-S-(acetylmercapto)succinoyl)amino)fluorescein

Fluorescent Probes and Related Products:   Fluorescein, Naphthofluorescein and seminaphthofluorescein
Reactive Probes and Related Products:   Probes for detecting Haloacetamide and Maleimide, etc.

Safety Data Sheet
SDS-PDF
Certificates of Analysis
Lot 50967 21-Sep-2016
Lot 50309 03-Feb-2015

Related Products

Catalog ID 7817 / 1 mg

CYP3A4 Green [Cytochrome DBOMF]

AKA: CYP3A4 green for Cytochrome P450
  • Mol. Formula
  • Mol. Weight
    572.60
  • 1-4 Units
    /Unit
  • 5-24 Units
    $ 345/Unit

Catalog ID 6945 / 100 mg

Fluorescein-5(6)-sulfonic acid, trisodium salt

  • Mol. Formula
  • Mol. Weight
    478.32
  • 1-4 Units
    /Unit
  • 5-24 Units
    $ 105/Unit

Catalog ID 6933 / 100 mg

DAF

AKA: 5-Dodecanoylaminofluorescein
  • Mol. Formula
  • Mol. Weight
    529.62
  • 1-4 Units
    /Unit
  • 5-24 Units
    $ 110/Unit

Catalog ID 6136 / 1 mg

Fluo-3, AM *X-Pure* *Cell Permeant*

  • Mol. Formula
  • Mol. Weight
    1,129.85
  • 1-4 Units
    /Unit
  • 5-24 Units
    $ 145/Unit