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Key Documents

F6625

Sigma-Aldrich

Flavin adenine dinucleotide disodium salt hydrate

≥95% (HPLC), powder

Synonym(s):

FAD, FAD-Na2, Riboflavin 5′-adenosine diphosphate disodium salt, FAD-Na2

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About This Item

Empirical Formula (Hill Notation):
C27H31N9Na2O15P2 · xH2O
CAS Number:
Molecular Weight:
829.51 (anhydrous basis)
Beilstein:
5326842
MDL number:
UNSPSC Code:
41106305
PubChem Substance ID:
NACRES:
NA.51

Assay

≥95% (HPLC)

form

powder

color

yellow to orange-brown

storage temp.

−20°C

SMILES string

[Na+].[Na+].[H]O[H].Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)COP([O-])(=O)OP([O-])(=O)OC[C@H]4O[C@H]([C@H](O)[C@@H]4O)n5cnc6c(N)ncnc56)c2cc1C

InChI

1S/C27H33N9O15P2.2Na.H2O/c1-10-3-12-13(4-11(10)2)35(24-18(32-12)25(42)34-27(43)33-24)5-14(37)19(39)15(38)6-48-52(44,45)51-53(46,47)49-7-16-20(40)21(41)26(50-16)36-9-31-17-22(28)29-8-30-23(17)36;;;/h3-4,8-9,14-16,19-21,26,37-41H,5-7H2,1-2H3,(H,44,45)(H,46,47)(H2,28,29,30)(H,34,42,43);;;1H2/q;2*+1;/p-2/t14-,15+,16+,19-,20+,21+,26+;;;/m0.../s1

InChI key

GXTPHHZYFMAGLX-UJXBNFGUSA-L

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General description

Flavin adenine dinucleotide disodium salt hydrate (FAD-Na2) is an adenine-containing enzymatic redox cofactor. Also known as flavin cofactors, FAD is critical electron transporter in living systems. They catalyze several 1-2 electron redox reactions. e.g., β-oxidation of fatty acids occurs in the presence of FAD as a cofactor. FAD is one of the two active coenzymes of vitamin B12(riboflavin). FAD displays a significantly shorter excited state lifetime in aqueous solutions than its analog, flavin mononucleotide.

Application

FAD is used to remove reactive oxygen species (ROS) from mammalian cells. The fluorescence mechanism of FAD is used to study energy-dependent intramitochondrial redox potential. FAD is used as a predominant fluorophore to study unstained eosinophils, which exhibit autofluorescence compared to other leucocytes.
Flavin adenine dinucleotide (FAD) is used as a redox cofactor (electron carrier) by flavoproteins including succinate dehydrogenase (complex), α-ketoglutarate dehydrogenase, apoptosis-inducing factor 2 (AIF-M2, AMID), folate/FAD-dependent tRNA methyltransferases, and N-hydroxylating flavoprotein monooxygenases. FAD is a component of the pyruvate dehydrogenase complex.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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A N Mayeno et al.
Journal of leukocyte biology, 51(2), 172-175 (1992-02-01)
Unstained human eosinophils exhibit marked autofluorescence in comparison to other leukocytes due to a granule-associated fluorescent substance. Fluorescence spectroscopy of granule extracts reveals excitation maxima at approximately 380 and approximately 450 nm with a single emission at approximately 520, characteristic
Martina Kieninger et al.
Biomolecules, 10(4) (2020-04-15)
Flavin cofactors, like flavin adenine dinucleotide (FAD), are important electron shuttles in living systems. They catalyze a wide range of one- or two-electron redox reactions. Experimental investigations include UV-vis as well as infrared spectroscopy. FAD in aqueous solution exhibits a
J Rösner et al.
Journal of microscopy, 264(2), 215-223 (2016-07-02)
Dynamic alterations in flavin adenine dinucleotide (FAD) fluorescence permit insight into energy metabolism-dependent changes of intramitochondrial redox potential. Monitoring FAD fluorescence in living tissue is impeded by photobleaching, restricting the length of microfluorimetric recordings. In addition, photodecomposition of these essential
Virginia Merk et al.
Applied spectroscopy, 75(8), 994-1002 (2021-06-03)
The ultraviolet resonance Raman spectra of the adenine-containing enzymatic redox cofactors nicotinamide adenine dinucleotide and flavin adenine dinucleotide in aqueous solution of physiological concentration are compared with the aim of distinguishing between them and their building block adenine in potential
Van Long Nguyen et al.
Analytical biochemistry, 594, 113616-113616 (2020-02-10)
Flavin adenine dinucleotide (FAD) is an active coenzyme of vitamin B2 involved in oxidation and reduction reactions. In this study we have developed a fully automated method for the analysis of FAD by fluorescence detection. FAD is extracted from whole

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