Coumarin Boronic Acid, CAS 1357078-03-5

Shelf life (days): 1460.0

Formulation: A crystalline solid

Formal Name: B-(2-oxo-2H-1-benzopyran-7-yl)-boronic acid

Purity: ≥98%

Formula Markup: C9H7BO4

Formula Weight: 190.0

CAS Number: 1357078-03-5

Notes: Coumarin boronic acid (CBA) is a fluorescent probe that can be used to detect peroxynitrite (Item No. 81565), hypochlorous acid, and hydrogen peroxide.{24619,24620,19262}It reacts with peroxynitrite at an exponentially faster rate (k = 1.1 μM/s) than hydrogen peroxide (k =1.5 M/s) and moderately faster rate than hypochlorous acid.{24619,24620} Peroxynitrite oxidizes CBA into the fluorescent product 7-hydroxycoumarin (COH), which displays excitation/emission maxima of 332/470 nm, respectively.{19262}

• SKU: CAY14051-10
• Manufacturer: Cayman Chemical
• Manufacturer SKU: 14051-10
• Package Unit: 10 mg
• Quantity Unit: STK