CAS Registry Number

CAS 28822-58-4 — 3-Isobutyl-1-methylxanthine

3-Isobutyl-1-methylxanthine (IBMX) is a potent phosphodiesterase inhibitor widely used in research to elevate intracellular cyclic AMP (cAMP) levels, aiding studies in cell signaling, muscle contraction, and cardiac function. This white crystalline solid has a CAS number of 28822-58-4, a molecular formula of C10H14N4O2, and a molecular weight of 222.24. It must be stored at -15 to -20°C and carries a signal word of Warning. Molekula supplies 3-Isobutyl-1-methylxanthine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.