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XFD532 C5 Maleimide *Same Structure to Alexa Fluor™ 532 C5 Maleimide*

Fluorescent dye maleimides are the most popular tool for conjugating dyes to a peptide, protein, antibody, thiol-modified oligonucleotide, or nucleic acid through their SH group. Maleimides react readily with the thiol group of proteins, thiol-modified oligonucleotides, and other thiol-containing molecules under neutral conditions. The resulting dye conjugates are quite stable.
Fluorescent dye maleimides are the most popular tool for conjugating dyes to a peptide, protein, antibody, thiol-modified oligonucleotide, or nucleic acid through their SH group. Maleimides react readily with the thiol group of proteins, thiol-modified oligonucleotides, and other thiol-containing molecules under neutral conditions. The resulting dye conjugates are quite stable.
Fluorescent dye maleimides are the most popular tool for conjugating dyes to a peptide, protein, antibody, thiol-modified oligonucleotide, or nucleic acid through their SH group. Maleimides react readily with the thiol group of proteins, thiol-modified oligonucleotides, and other thiol-containing molecules under neutral conditions. The resulting dye conjugates are quite stable.
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Physical properties
Molecular weight812.88
SolventDMSO
Spectral properties
Correction Factor (260 nm)0.24
Correction Factor (280 nm)0.09
Extinction coefficient (cm -1 M -1)81000
Excitation (nm)317
Emission (nm)553
Quantum yield0.611
Storage, safety and handling
H-phraseH303, H313, H333
Hazard symbolXN
Intended useResearch Use Only (RUO)
R-phraseR20, R21, R22
StorageFreeze (< -15 °C); Minimize light exposure
UNSPSC12171501
Related products
XFD488 azide *Same Structure to Alexa Fluor™ 488 azide*
XFD488 alkyne *Same Structure to Alexa Fluor™ 488 alkyne*
XFD488 NHS Ester *Same Structure to Alexa Fluor™ 488 NHS Ester*
XFD350 NHS Ester *Same Structure to Alexa Fluor™ 350 NHS Ester*
XFD532 NHS Ester *Same Structure to Alexa Fluor™ 532 NHS Ester*
XFD594 NHS Ester *Same Structure to Alexa Fluor™ 594 NHS Ester*
XFD488 Hydroxylamine *Same Structure to Alexa Fluor™ 488 Hydroxylamine*
XFD350 goat anti-mouse IgG (H+L) *Cross Adsorbed, XFD350 Same Structure to Alexa Fluor™ 350*
XFD488 goat anti-mouse IgG (H+L) *Cross Adsorbed, XFD488 Same Structure to Alexa Fluor™ 488*
XFD594 goat anti-mouse IgG (H+L) *Cross Adsorbed, XFD594 Same Structure to Alexa Fluor™ 594*
XFD350 goat anti-rabbit IgG (H+L) *Cross Adsorbed, XFD350 Same Structure to Alexa Fluor™ 350*
XFD488 goat anti-rabbit IgG (H+L) *Cross Adsorbed, XFD488 Same Structure to Alexa Fluor™ 488*
XFD594 goat anti-rabbit IgG (H+L) *Cross Adsorbed, XFD594 Same Structure to Alexa Fluor™ 594*
XFD488 amine *Same Structure to Alexa Fluor™ 488 amine*
XFD594 amine *Same Structure to Alexa Fluor™ 594 amine*
XFD350-streptavidin conjugate *XFD350 Same Structure to Alexa Fluor™ 350*
XFD488-streptavidin conjugate *XFD488 Same Structure to Alexa Fluor™ 488*
XFD594-streptavidin conjugate *XFD594 Same Structure to Alexa Fluor™ 594*
XFD350 Phalloidin *XFD350 Same Structure to Alexa Fluor™ 350*
XFD488 Phalloidin *XFD488 Same Structure to Alexa Fluor™ 488*
XFD594 Phalloidin *XFD594 Same Structure to Alexa Fluor™ 594*
XFD532 acid *Same Structure to Alexa Fluor™ 532 acid*
XFD488 acid *Same Structure to Alexa Fluor™ 488 acid*
XFD488 tyramide reagent *Same Structure to Alexa Fluor™ 488 tyramide*
XFD546 tyramide reagent *Same Structure to Alexa Fluor™ 546 tyramide*
XFD594 tyramide reagent *Same Structure to Alexa Fluor™ 594 tyramide*
XFD488 NHS Ester-UltraPure Grade *XFD488 Same Structure to Alexa Fluor™ 488*
XFD555 NHS Ester *Same Structure to Alexa Fluor™ 555 NHS Ester*
XFD647 NHS Ester *Same Structure to Alexa Fluor™ 647 NHS Ester*
XFD680 NHS Ester *Same Structure to Alexa Fluor™ 680 NHS Ester*
XFD700 NHS Ester *Same Structure to Alexa Fluor™ 700 NHS Ester*
XFD750 NHS Ester *Same Structure to Alexa Fluor™ 750 NHS Ester*
XFD647 C2 Maleimide *Same Structure to Alexa Fluor™ 647 C2 Maleimide*
XFD546 NHS Ester *Same Structure to Alexa Fluor™ 546 NHS Ester*
XFD568 NHS Ester *Same Structure to Alexa Fluor™ 568 NHS Ester*
XFD350 tyramide reagent *Same Structure to Alexa Fluor™ 350 tyramide*
XFD568 tyramide reagent *Same Structure to Alexa Fluor™ 568 tyramide*
XFD350 acid *Same Structure to Alexa Fluor™ 350 acid*
XFD546 acid *Same Structure to Alexa Fluor™ 546 acid*
XFD568 acid *Same Structure to Alexa Fluor™ 568 acid*
XFD488 tetrazine *Same Structure to Alexa Fluor™ 488 tetrazine*
XFD488 aldehyde *Same Structure to Alexa Fluor™ 488 aldehyde*
XFD™488-dUTP *1 mM in Tris Buffer (pH 7.5)*
XFD514 acid
XFD514 NHS Ester *Same Structure to Alexa Fluor™ 514 NHS Ester*
XFD514 tyramide
XFD532 tyramide
XFD647 Azide
XFD647 Alkyne
XFD488 TCO
XFD532 amine
XFD555 amine
XFD568 amine
XFD647 amine
XFD750 amine
XFD555 acid
XFD647 acid
XFD750 acid
XFD700 acid
XFD647 Phalloidin *equivalent to Alexa Fluor® 647 phalloidin*
Show More (50)

OverviewpdfSDSpdfProtocol


Molecular weight
812.88
Correction Factor (260 nm)
0.24
Correction Factor (280 nm)
0.09
Extinction coefficient (cm -1 M -1)
81000
Excitation (nm)
317
Emission (nm)
553
Quantum yield
0.611
XFD532 C5 Maleimide is the same molecule to the Alexa Fluor® C5 Maleimide (Alexa Fluor® is the trademark of ThermoFisher). It is a bright yellow-fluorescent dye optimal for use with the frequency-doubled Nd:YAG laser line. XFD532 dye is water soluble and pH-insensitive from pH 4 to pH 10. The C5 maleimide of XFD532 is the most convenient thiol-reactive form for conjugating this dye to a protein or antibody.

Calculators


Common stock solution preparation

Table 1. Volume of DMSO needed to reconstitute specific mass of XFD532 C5 Maleimide *Same Structure to Alexa Fluor™ 532 C5 Maleimide* to given concentration. Note that volume is only for preparing stock solution. Refer to sample experimental protocol for appropriate experimental/physiological buffers.

0.1 mg0.5 mg1 mg5 mg10 mg
1 mM123.019 µL615.097 µL1.23 mL6.151 mL12.302 mL
5 mM24.604 µL123.019 µL246.039 µL1.23 mL2.46 mL
10 mM12.302 µL61.51 µL123.019 µL615.097 µL1.23 mL

Molarity calculator

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Spectrum


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spectrum

Spectral properties

Correction Factor (260 nm)0.24
Correction Factor (280 nm)0.09
Extinction coefficient (cm -1 M -1)81000
Excitation (nm)317
Emission (nm)553
Quantum yield0.611

Product Family


NameExcitation (nm)Emission (nm)Extinction coefficient (cm -1 M -1)Quantum yieldCorrection Factor (260 nm)Correction Factor (280 nm)
XFD488 C5 Maleimide *Same Structure to Alexa Fluor™ 488 C5 Maleimide*490520710000.9210.300.11
XFD350 C5 Maleimide *Same Structure to Alexa Fluor™ 350 C5 Maleimide*30343919000-0.250.19
XFD594 C5 Maleimide *Same Structure to Alexa Fluor™ 594 C5 Maleimide*375618900000.6610.430.56
EDANS C5 maleimide3364555900--0.107

Images


References


View all 39 references: Citation Explorer
Development of new hCaM-Alexa Fluor(R) biosensors for a wide range of ligands
Authors: Velazquez-Lopez, I.; Leon-Cruz, E.; Pardo, J. P.; Sosa-Peinado, A.; Gonzalez-Andrade, M.
Journal: Anal Biochem (2017): 13-22
Synthetic Protocol for AFCS: A Biologically Active Fluorescent Castasterone Analog Conjugated to an Alexa Fluor 647 Dye
Authors: Winne, J. M.; Irani, N. G.; Van den Begin, J.; Madder, A.
Journal: Methods Mol Biol (2017): 21-Sep
Alteration of AMPA Receptor-Mediated Synaptic Transmission by Alexa Fluor 488 and 594 in Cerebellar Stellate Cells
Authors: Maroteaux, M.; Liu, S. J.
Journal: eNeuro (2016)
Alexa fluor-labeled fluorescent cellulose nanocrystals for bioimaging solid cellulose in spatially structured microenvironments
Authors: Grate, J. W.; Mo, K. F.; Shin, Y.; Vasdekis, A.; Warner, M. G.; Kelly, R. T.; Orr, G.; Hu, D.; Dehoff, K. J.; Brockman, F. J.; Wilkins, M. J.
Journal: Bioconjug Chem (2015): 593-601
In vivo visualization of GL261-luc2 mouse glioma cells by use of Alexa Fluor-labeled TRP-2 antibodies
Authors: Fenton, K. E.; Martirosyan, N. L.; Abdelwahab, M. G.; Coons, S. W.; Preul, M. C.; Scheck, A. C.
Journal: Neurosurg Focus (2014): E12
A mouse monoclonal antibody against Alexa Fluor 647
Authors: Wuethrich, I.; Guillen, E.; Ploegh, H. L.
Journal: Monoclon Antib Immunodiagn Immunother (2014): 109-20
Volume labeling with Alexa Fluor dyes and surface functionalization of highly sensitive fluorescent silica (SiO2) nanoparticles
Authors: Wang, W.; Nallathamby, P. D.; Foster, C. M.; Morrell-Falvey, J. L.; Mortensen, N. P.; Doktycz, M. J.; Gu, B.; Retterer, S. T.
Journal: Nanoscale (2013): 10369-75
Green tea catechins quench the fluorescence of bacteria-conjugated Alexa fluor dyes
Authors: Zhao, L.; Li, W.; Zhu, S.; Tsai, S.; Li, J.; Tracey, K. J.; Wang, P.; Fan, S.; Sama, A. E.; Wang, H.
Journal: Inflamm Allergy Drug Targets (2013): 308-14
Fluorescence of Alexa fluor dye tracks protein folding
Authors: Lindhoud, S.; Westphal, A. H.; Visser, A. J.; Borst, J. W.; van Mierlo, C. P.
Journal: PLoS One (2012): e46838
Visualizing dengue virus through Alexa Fluor labeling
Authors: Zhang S, Tan HC, Ooi EE.
Journal: J Vis Exp. (2011)