Shandong Sihuan Pharmaceutical Co., Ltd

_{Cephapirin benzathine
Name:5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-8-oxo-7-[[(4-pyridinylthio)acetyl]amino]-, (6R,7R)-, compd. with N,N'-bis(phenylmethyl)-1,2-ethanediamine; 1,2-Ethanediamine, N,N'-bis(phenylmethyl)-, bis[(6R,7R)-3-[(acetyloxy)methyl]-8-oxo-7-[[(4-pyridinylthio)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate]}
Quality standard: USP30

_purity:97%

_{Cephapirin contains：71.5~82.0%}

_{Sihuan Pharmaceutical is a manufacturer of Cephalosporin APIs Intermediates based in China. Now we are the only manufacturer of Cefazedone acid in China, begin to export.}

_{As so far now, Pingyuan Sihuan Pharm is the only manufacturer of Cephapirin benzathine in China.}