134759-22-1

134759-22-1 structure

Name: Fluorescein Biotin
Chemical Name: 5(6)-(Biotinamidohexanoylamido)pentylthioureidylfluorescein
CAS Number: 134759-22-1
Molecular Formula: C₄₂H₅₀N₆O₈S₂
Molecular Weight: 831.01200
Catalog: Dye Reagents
Create Date: 2018-04-03 08:00:00
Modify Date: 2025-08-21 00:50:28
Fluorescein Biotin is used as an alternative to radioactive biotin for detecting and quantitating biotin-binding sites by either fluorescence or absorbance; the the fluorescence or absorbance of Fluorescein Biotin is quenched, upon binding to avidin or streptavidin.

Name	5(6)-(Biotinamidohexanoylamido)pentylthioureidylfluorescein
Synonyms	6-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]-N-[5-[(3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-yl)carbamothioylamino]pentyl]hexanamide Fluorescein biotin

Description	Fluorescein Biotin is used as an alternative to radioactive biotin for detecting and quantitating biotin-binding sites by either fluorescence or absorbance; the the fluorescence or absorbance of Fluorescein Biotin is quenched, upon binding to avidin or streptavidin.
Related Catalog	Signaling Pathways >> Others >> Others Dye Reagents Research Areas >> Others
References	[1]. Gruber HJ, et al. Accurate titration of avidin and streptavidin with biotin-fluorophore conjugates in complex, colored biofluids. Biochim Biophys Acta. 1998 Jul 23;1381(2):203-12.