Medchemexpress, HY-108593 5mg BMS-191011 CAS:202821-81-6 BMS-191011 (BMS-A) is an opener of the large-conductance, Ca 2+ +-activated potassium (maxi-K) channel , effective in stroke models [1] . 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.