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L0144

Sigma-Aldrich

Lucifer Yellow CH dipotassium salt

powder

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About This Item

Empirical Formula (Hill Notation):
C13H9K2N5O9S2
CAS Number:
Molecular Weight:
521.57
Beilstein:
5224942
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.77

form

powder

color

orange

fluorescence

λex 428 nm; λem 540 nm

storage temp.

room temp

SMILES string

[K+].[K+].NNC(=O)NN1C(=O)c2cc(cc3c(N)c(cc(C1=O)c23)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C13H11N5O9S2.2K/c14-10-5-1-4(28(22,23)24)2-6-9(5)7(3-8(10)29(25,26)27)12(20)18(11(6)19)17-13(21)16-15;;/h1-3H,14-15H2,(H2,16,17,21)(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2

InChI key

HCWYSCVNSCIZCN-UHFFFAOYSA-L

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General description

Lucifer yellow CH is a fixable dye with an excitation and emission spectrum of 430 nm and 540 nm, respectively.LuciferYellow CH (LYCH) is a small, hydrophilic molecule, and highly fluorescent dye that is used for intracellular staining for the studies conducted on various types of cells. It acts as a marker for the detection of well-established tight junctions in smooth muscles, glia, and interstitial cells of Cajal (ICC).

Application

Lucifer yellow CH dipotassium salt has been used:
  • to visualize cell morphology
  • to assess intercellular communication activity through gap junction by scrape-loading assay
  • as a component of the intracellular solution, which filled the dendrites for the visualization of neuronal morphology
  • in the intracellular solution, to intracellularly label recorded neurons

Features and Benefits

Highly fluorescent dye, useful in marking nerve cells.

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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Mathur A, et al.
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Mediators of inflammation, 2020, 8094347-8094347 (2020-12-10)
Connexin (Cx) family members form hemichannels (HCs) and gap junctions (GJs). Biological functions of Cx HCs have not been adequately characterized due to the inability to selectively target HCs or GJs. Recently, we developed a 6-mer peptide mimetic (P5) of
In vitro and in vivo models of BBB to evaluate brain targeting drug delivery
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Connexin-43 downregulation in G2/M phase enriched tumour cells causes extensive low-dose hyper-radiosensitivity (HRS) associated with mitochondrial apoptotic events
Ghosh S, et al.
Cancer letters, 363(1), 46-59 (2015)
Zebrafish retinal slice preparation
Connaughton, VP
Methods in Cell Science : An Official Journal of the Society for In Vitro Biology, 25(1-2), 49-58 (2003)

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