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3-Carboxyumbelliferyl b-D-galactopyranoside is a fluorogenic substrate. It releases free 3-carboxyumbelliferone upon bet-galactosidase enzyme activity. 3-caboxyumbelliferone has the following fluorescent activity: λex = 386, λem 445 nm, ε = 32K. In acidic conditions (below pKa 7.8) the absorption shifts to lower wavelengths (235-340 nm) and fluorescence intensity decreases.
Ordering Information
Product Name | Catalog # | UNIT | Price | Qty | FAVORITES | |
3-Carboxyumbelliferyl b-D-galactopyranoside, 5 mg | sc-283698 | 5 mg | $122.00 | |||
3-Carboxyumbelliferyl b-D-galactopyranoside, 10 mg | sc-283698A | 10 mg | $332.00 |