2,5-Pyrrolidinedione,1-[[(3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-6-yl)carbonyl]oxy]-


Chemical Name: 2,5-Pyrrolidinedione,1-[[(3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-6-yl)carbonyl]oxy]-
CAS Number: 92557-81-8
Product Number: AG00IKKZ(AGN-PC-0W03MS)
Synonyms:
MDL No:
Molecular Formula: C25H15NO9
Molecular Weight: 473.3879

Identification/Properties


Computed Properties
Molecular Weight:
473.393g/mol
XLogP3:
2.4
Hydrogen Bond Donor Count:
2
Hydrogen Bond Acceptor Count:
9
Rotatable Bond Count:
3
Exact Mass:
473.075g/mol
Monoisotopic Mass:
473.075g/mol
Topological Polar Surface Area:
140A^2
Heavy Atom Count:
35
Formal Charge:
0
Complexity:
894
Isotope Atom Count:
0
Defined Atom Stereocenter Count:
0
Undefined Atom Stereocenter Count:
0
Defined Bond Stereocenter Count:
0
Undefined Bond Stereocenter Count:
0
Covalently-Bonded Unit Count:
1
Compound Is Canonicalized:
Yes

Safety Information


GHS Pictogram:
Signal Word:
Warning
UN#:
N/A
Hazard Statements:
H302-H315-H319
Precautionary Statements:
P305+P351+P338
Class:
N/A
Packing Group:
N/A

NMR Spectrum


Other Analytical Data


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Chemical Structure



6-Carboxyfluorescein N-hydroxysuccinimide ester, also known as 6-FAM NHS ester, is a versatile compound widely used in chemical synthesis for labeling biomolecules. This fluorescent dye derivative is commonly employed in the fields of biochemistry, molecular biology, and drug discovery for various applications. It is particularly valued for its stability, high fluorescence intensity, and compatibility with a range of analytical techniques.In chemical synthesis, 6-Carboxyfluorescein N-hydroxysuccinimide ester is frequently utilized for the labeling of primary amines in biomolecules such as proteins, peptides, and nucleic acids. The compound readily reacts with primary amines to form stable amide bonds, enabling the specific and efficient fluorescent labeling of target molecules. This labeling process is essential for various research and diagnostic applications, including protein and nucleic acid detection, cellular imaging, and fluorescence-based assays.Furthermore, the exceptional photophysical properties of 6-FAM NHS ester make it an ideal choice for multiplexing experiments and high-throughput screening assays. Its bright green fluorescence emission, high quantum yield, and resistance to photobleaching enhance signal detection sensitivity and experimental efficiency. By incorporating 6-Carboxyfluorescein N-hydroxysuccinimide ester into chemical synthesis workflows, researchers can accurately track and visualize biomolecular interactions, study cellular processes, and advance the development of novel therapeutics and diagnostics.