Organic compounds that contain four carboxyl groups; carboxyl groups consist of a carbonyl group bonded to a hydroxy group. Includes compounds that are derived from tetracarboxylic acids.
MedChemExpress BAPTA is a non-permeable, selective extracellular calcium chelator, with 105-fold greater affinity for Ca2+ than Mg2+. BAPTA is a valuable tool to study the role of calcium in cell signaling.
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