| Description | TSQ is a zinc fluorescent probe and zinc fluorescent chelator that binds to zinc to form a complex that induces apoptosis and can be used for imaging zinc proteins (λmax ~470 nm.) Light emitted by TSQ can be quenched by the Zn(2+) chelator, TPEN. |
| molecular weight | 328.39 |
| Molecular formula | C17H16N2O3S |
| CAS | 109628-27-5 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility | DMSO: 80 mg/mL (243.61 mM), Sonication is recommended. |
| References | 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. |