ChemicalBook--->CAS DataBase List--->92557-81-8

92557-81-8

92557-81-8 Structure

92557-81-8 Structure
IdentificationMore
[Name]

6-CARBOXYFLUORESCEIN N-SUCCINIMIDYL ESTER
[CAS]

92557-81-8
[Synonyms]

6-CARBOXYFLUORESCEIN-NHS
6-CARBOXYFLUORESCEIN-N-HYDROXYSUCCINIMIDE ESTER
6-CARBOXYFLUORESCEIN N-SUCCINIMIDYL ESTER
6-CARBOXYFLUORESCEIN SE
6-CARBOXYFLUORESCEIN SUCCINIMIDE ESTER
6-CARBOXYFLUORESCEIN, SUCCINIMIDYL ESTER
6-FAM-NHS
6-FAM, SE
6-CARBOXYFLUORESCEIN, SUCCINIMIDYL*ESTER (SINGLE IS
6-CARBOXYFLUORESCEIN,SUCCINIMIDYL ESTER,6-FAM,SE 98%
6-CARBOXYFLUORESCEIN N-HYDROXYSUCCINIMIDE
6-Carboxyfluorescein N-succinimidyl ester, 6-FAM, SE
[Molecular Formula]

C25H15NO9
[MDL Number]

MFCD00077323
[Molecular Weight]

473.39
[MOL File]

92557-81-8.mol
Chemical PropertiesBack Directory
[Melting point ]

>168°C (dec.)
[Boiling point ]

788.1±70.0 °C(Predicted)
[density ]

1.74±0.1 g/cm3(Predicted)
[storage temp. ]

−20°C
[solubility ]

Soluble in N,N-dimethylformamide,dimethyl sulfoxide
[form ]

Solid
[pka]

9.31 ± 0.20, most acidic, temperature:25 °C
[color ]

Orange solid
[Appearance]

Yellow solid
[ex/em]

492/517 nm
[ε(extinction coefficient)]

74,000 L⋅mol−1⋅cm−1
[λmax]

496 nm (Buffer pH9)
[Φ(quantum yield)]

0.93
[Stability:]

Moisture Sensitive
[Biological Applications]

Analyzing aminoglycosides; analyzing/determining gabapentin; detecting/analyzing baclofen in human plasma at micromolar level; determining phosphorus-containing amino acid herbicides; multiplex genetic analysis; visualizing/detecting proteins; for synthesizing vancomycin analogs, vasopressin analogs; as a substrate for measuring kinase activity, phosphatase activity.
[InChI]

InChI=1S/C25H15NO9/c27-13-2-5-16-19(10-13)33-20-11-14(28)3-6-17(20)25(16)18-9-12(1-4-15(18)24(32)34-25)23(31)35-26-21(29)7-8-22(26)30/h1-6,9-11,27-28H,7-8H2
[InChIKey]

VDABVNMGKGUPEY-UHFFFAOYSA-N
[SMILES]

C12(C3=C(C=C(O)C=C3)OC3=C1C=CC(O)=C3)C1=C(C=CC(C(ON3C(=O)CCC3=O)=O)=C1)C(=O)O2
[CAS DataBase Reference]

92557-81-8(CAS DataBase Reference)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319
[Precautionary statements ]

P305+P351+P338
[Safety Statements ]

S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
[WGK Germany ]

3
[F ]

8-10-21
[HS Code ]

29252900
Hazard InformationBack Directory
[Description]

Fluorescein (FAM) is a bright fluorophore that has found an extremely wide application in life science research. The fluorophore is hydrophilic and its derivatives possess good solubility in aqueous buffers.


Fluorescein is compatible with a wide variety of fluorescent instrumentation - most instruments are equipped with FAM channel filters.


This product contains the pure 6-isomer of fluorescein.

[Chemical Properties]

Yellow to orange powder
[Uses]

(6-FAM-SE) 6-Carboxyfluorescein-N-hydroxysuccinimide Ester is a commonly used fluorescent reagent for the labelling of peptides, proteins and nucleotides.
[Uses]

6-Carboxyfluorescein-N-hydroxysuccinimide Ester is a commonly used fluorescent reagent for the labelling of peptides, proteins and nucleotides.
[Uses]

Intracellular pH probe. Fluorescent label for amines and alcohols.
[Definition]

ChEBI: 6-carboxyfluorescein succinimidyl ester is an N-hydroxysuccinimide ester derived from 6-carboxyfluorescein. A fluorescent cell staining dye, it is cell permeable and covalently couples, via its succinimidyl group, to intracellular molecules, notably to intracellular lysine residues. It has a role as a fluorochrome. It is functionally related to a fluorescein (lactone form).
[Abs/Em Maxima]

492/517 nm
[Fluoresene quantum yield]

0.93
[Extinction Coefficient]

74000
[CF260]

0.22
[CF280]

0.17
Spectrum DetailBack Directory
[Spectrum Detail]

6-CARBOXYFLUORESCEIN N-SUCCINIMIDYL ESTER(92557-81-8)1HNMR
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

92557-81-8(sigmaaldrich)
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