Product 6932

In Stock

Catalog ID 6932 / 50 mg

Chromoionophore XI

AKA: Fluorescein octadecyl ester

Formula	Weight	CAS#
C₃₈H₄₈O₅	584.78	138833-46-2

1-4 - ¤ 146/Unit 5-24 - ¤ 129/Unit

For 25+ Units, Contact us.

Lipophilic Fluorescent pH indicator, fluorescein octadecyl ester binds to membranes with the fluorophore at the aqueous interface and the alkyl tail protruding into the lipid interior. It is also used in an alcohol-selective electrode.

Product Size	50 mg
Form	Red-Orange Solid
Absorption (estimated)	Wavelength (λmax) 504 ± 3 nm (0.2M KOH/MeOH)
Fluorescence (estimated)	Wavelength (λmax) 525 ± 4 nm (*0.2M KOH/MeOH)
Storage conditions	Refrigerate: Store at 4-8°C (Ref) Protect from moisture (D) Protect from light (L)
MDL#	MFCD00467709

* Fluorescein octadecyl ester
* Octadecyl 2-(6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoate

Fluorescent Probes and Related Products:	Fluorescein, Naphthofluorescein and seminaphthofluorescein
Cellular Sensors, Ion and pH Indicators (Fluorescent/Non-Fluorescent):	Fluorescent pH Indicators