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134759-22-1

134759-22-1 structure
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: 2024-01-06 20:45:26
  • 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
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.

Density 1.43 g/cm3
Molecular Formula C42H50N6O8S2
Molecular Weight 831.01200
Exact Mass 830.31300
PSA 256.77000
LogP 7.54440
Index of Refraction 1.699