Medchemexpress, HY-W009724 5mg 2-Aminoethyl diphenylborinate CAS:524-95-8 2-Aminoethyl diphenylborinate (2-APB) is a cell-permeable inhibitor of IP3R. 2-Aminoethyl diphenylborinate also inhibits the store-operated Ca2+ (SOC) channel and activates some TRP channels (V1, V2 and V3)[3]. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.