2-[5-[(Dichlorophosphoryl)amino]-1,2,4-thiadiazol-3-yl]-(Z)-2-(ethoxyimino)acetyl chloride

This compound is a chemical intermediate used in the production of cephalosporin antibiotics. It features a thiadiazole ring with a dichlorophosphorylamino substituent and an ethoxyiminoacetyl chloride group.