CAS Registry Number

CAS 9004-61-9 — Hyaluronic acid

Hyaluronic acid is a naturally occurring glycosaminoglycan found in the extracellular matrix, widely used in skincare for hydration, wound healing, and anti-aging formulations due to its ability to retain moisture and promote tissue repair. It is also utilized in medical applications like joint lubrication and ophthalmic surgery. This high-molecular-weight biopolymer has a CAS number of 9004-61-9 and the molecular formula (C14H21NaNO11)n. It requires cold storage at -15 to -20°C but carries no signal word for hazard classification. Molekula supplies hyaluronic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.