CAS:92557-81-8 | 6-Carboxyfluorescein-N-hydroxysuccinimide Ester

Name:6-Carboxyfluorescein-N-hydroxysuccinimide ester

Synonyms:6-Carboxyfluorescein-NHS;6-Carboxyfluorescein-N-succinimidyl ester;1-[[3',6'-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen ]-6-yl]carbonyl]oxy]-2,5-pyrrolidinedione

CAS:92557-81-8

Purity:98%

Molecular Formula:C₂₅H₁₅NO₉

Molecular Weight:473.39

Melting Point:337.43° C (Predicted)

Boiling Point:788.09° C at 760 mmHg (Predicted)

Density:1.74 g/cm³ (Predicted)

Appearance:Yellow to Orange Solid,Powder or Crystals

Solubility:Soluble in N,N-dimethylformamide,dimethyl sulfoxide

pKa:9.31 ± 0.20, most acidic, temperature:25 °C

refractive index:n20/D 1.79 (Predicted)

Fluorescent:λex 492 nm, λem 517 nm in 0.1 M Tris pH 8.0

Storage condition:−20°C

Application:6-Carboxyfluorescein N-hydroxysuccinimide ester(CAS:92557-81-8) is a amine-reactive succinimidyl ester carboxyfluorescein that yields carboxyamides which are more resistant to hydrolysis than fluorescein conjugates prepared with FITC.

Reference: 

Lau, S.K., et al. J. Chromatogr. A. 809, 203, (1998)

Packaging & Delivery

Package:10mg/25mg/50mg/bulk package

Transportation: by FeDex or by ocean shipping or clients requirement

Delivery Detail: Within 3-5 days after full payment

Flexible payment terms: support T/T, Paypal , Credit Card

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