It's a intermediate of ceftibuten.
Molecular Formula: C21H22N2O6S
Molecular Structure: 
Appearance: white to light yellow crystalline powder
Purity: ≥98.0%
Ceftibuten Sidechain is a critical pharmaceutical intermediate used in the semi-synthetic production of ceftibuten, a third-generation cephalosporin antibiotic. The synthesis typically involves coupling 7-aminocephalosporanic acid (7-ACA) derivatives with specific thiazole-containing side chains via acylation reactions. Its molecular formula is C12H14N4O5S2 and CAS number is 108963-24-8.
Storage requires sealed containers in cool, dry environments below 25°C to prevent hydrolysis. Personnel must wear appropriate PPE including gloves and masks during handling to avoid skin irritation or inhalation risks. Strict adherence to Good Manufacturing Practices (GMP) is mandatory for all processing stages.