Ceftaroline intermediate
1.GHYH, 3-OH/(6R,7R)-3-Hydroxy-8-oxo-7-[(phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid diphenyl methyl ester CAS NO:54639-48-4
2.ATDE/ (Z)-5-AMINO-ALPHA-(ETHOXYIMINO)-1,2,4-THIADIAZOLE-3-ACETIC ACID CAS NO:75028-24-9
3. PTT/4-(4-pyridinyl)thiazole-2-thiol CASNO:77168-63-9
(6R,7R)-3-Hydroxy-8-oxo-7-[(phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid is a strained bicyclic beta-lactam intermediate used in semi-synthetic antibiotic manufacturing. Its molecular formula is C13H12N2O5S, with CAS No. 2963-25-9. Production relies on enzymatic or chemical acylation of 6-aminopenicillanic acid derivatives.
Requires storage at -20°C under inert atmosphere to prevent hydrolysis. Personnel must use appropriate PPE due to potential sensitization risks. Not intended for direct clinical administration; strictly regulated for industrial synthesis only.