CAS Registry Number

CAS 58-58-2 — Puromycin dihydrochloride

Puromycin dihydrochloride is an antibiotic used in molecular biology to inhibit protein synthesis, commonly employed in cell culture to select for resistant cells. It is a puromycin derivative that mimics aminoacyl-tRNA, causing premature chain termination during translation. CAS: 58-58-2, Molecular formula: C22H29N7O5 · 2HCl, Molecular weight: 544.43 g/mol, Storage: -15 to -20 °C, Signal word: Warning. Molekula supplies Puromycin dihydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.