CAS Registry Number

CAS 305832-67-1 — 5-Cyanothiophene-2-boronic acid

5-Cyanothiophene-2-boronic acid is a boronic acid derivative used in cross-coupling reactions, particularly in the synthesis of pharmaceuticals and functional materials. It is a white to off-white solid with a molecular formula of C5H4BNO2S and a molecular weight of 152.96 g/mol. It is stable at ambient temperature and should be stored under normal conditions. The substance is classified as a warning hazard. Molekula supplies 5-Cyanothiophene-2-boronic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.