Product 6631

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

1-4 - $ 133/Unit 5-24 - $ 126/Unit

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.