CAS Registry Number
CAS 71138-97-1 — Hyroxypropyl methylcellulose acetate succinate
Hydroxypropyl methylcellulose acetate succinate (HPMCAS) is a semi-synthetic polymer used primarily as a pH-dependent excipient in pharmaceuticals, food, and cosmetics for controlled drug release, film coating, and stabilisation. This versatile derivative of cellulose offers tailored solubility and viscosity profiles. CAS 71138-97-1, molecular formula C10H22O9 (repeat unit), molecular weight 286.28 g/mol. Non-hazardous under standard conditions; store at ambient temperatures. Molekula supplies HPMCAS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Molekula products for CAS 71138-97-1
Molekula has supplied fine chemicals and biochemicals since 2000 from ISO 9001:2015 and ISO 14001:2015 certified facilities. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.