TSQ

TSQ is a cytosolic zinc ion fluorescence probe that is membrane permeable and can be used for intracellular imaging of zinc proteins (λmax ~470 nm) . TSQ can combine with Zn2+ in the presence of Ca2+ and Mg2+ to produce blue fluorescence (Ex/Em = 334/495 nm) [1].

Product Specifications

CAS Number

[109628-27-5]

Product Name Alternative

Fer-1

UNSPSC

12171500

Target

Fluorescent Dye

Type

Dye Reagents

Related Pathways

Others

Field of Research

Others

Assay Protocol

https://www.medchemexpress.com/tsq.html

Concentration

10mM

Purity

99.50

Solubility

DMSO : ≥ 100 mg/mL

Smiles

O=S(C1=CC=C(C)C=C1)(NC2=C3N=CC=CC3=CC(OC)=C2)=O

Molecular Formula

C17H16N2O3S

Molecular Weight

328.39

References & Citations

[1]Meeusen JW, et al. TSQ (6-methoxy-8-p-toluenesulfonamido-quinoline), a common fluorescent sensor for cellular zinc, images zinc proteins. Inorg Chem. 2011 Aug 15;50 (16) :7563-73.