CAS Registry Number

CAS 823817-58-9 — (S)-Sitagliptin Phosphate - USP CRS

**(S)-Sitagliptin Phosphate - USP Certified Reference Standard (CRS)** is a high-purity pharmaceutical standard used for analytical validation in drug development and quality control of sitagliptin-containing formulations. This reference material ensures accurate quantification and assay verification in HPLC, LC-MS, and other chromatographic techniques. CAS: 823817-58-9 | Molecular formula: C16H18F6N5O5P | Molecular weight: 505.31 g/mol | Storage: 2–8°C (protected from light) | Signal word: Warning (irritant, follow safety data sheet). Molekula supplies (S)-Sitagliptin Phosphate - USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.