CAS Registry Number

CAS 55-06-1 — 3,3',5-Triiodo-L-thyronine sodium salt

3,3',5-Triiodo-L-thyronine sodium salt (T3 sodium) is a synthetic thyroid hormone analog used primarily in clinical diagnostics, metabolic research, and thyroid function assays to measure hormone levels or simulate thyroid activity. It is also employed in biochemical studies of hormone-receptor interactions and thyroid-related disorders. This chemical has a CAS number of 55-06-1, with the molecular formula C15H11I3NNaO4 and a molecular weight of 672.95532 g/mol. It requires storage at -18°C and carries no signal word under standard hazard classifications. Molekula supplies 3,3',5-Triiodo-L-thyronine sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.