CAS Registry Number

CAS 635-65-4 — Bilirubin

Bilirubin is a yellow-orange bile pigment produced during the breakdown of red blood cells, primarily used as a biological marker in medical diagnostics and research for assessing liver function and jaundice. It is also employed in biochemical assays and as a reference standard for analytical studies. This chemical has a CAS number of 635-65-4, with the molecular formula C33H36N4O6 and a molecular weight of 584.66. It requires storage at 2 to 8°C and carries no signal word for hazard classification. Molekula supplies Bilirubin from research to bulk quantities with full documentation and ISO 9001:2015 traceability.