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Cefoxitin EP Impurity E

SZ CAT No SZ-C125006
CAS No 2395025-32-6
Mol.F. C17H19N3O8S2
Mol.Wt. 457.5
Inv. Status Limited Stock


Chemical Name: (6R,7S)-3-[(Carbamoyloxy)methyl]-7-methoxy-7-[[(2R)-2-methoxy-2-(thiophen-2-yl)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP)

Synonym: (R)-Methoxy Cefoxitin

Smiles: O=C(C(N12)=C(COC(N)=O)CS[C@]2([H])[C@@](NC([C@@H](OC)C3=CC=CS3)=O)(OC)C1=O)O

Inchi: InChI=1S/C14H12N2O4S2/c17-9(4-8-2-1-3-21-8)15-10-12(18)16-11-7(5-20-14(11)19)6-22-13(10)16/h1-3,10,13H,4-6H2,(H,15,17)/t10-,13-/m1/s1

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From Hainan Yixueyuan Xuebao (2015), 21(10), 1316-1317, 1321
 
Study of a major impurity in cefoxitin sodium
By Li, Zhe-yu; Wang, Yu-chi; Zhang, Jing-xia; Zhang, Chun-ran; Xu, Ming-qin; Li, Qiang; Deng, Jun-feng; Tang, Ke-hui
From Zhongguo Kangshengsu Zazhi (2015), 40(12), 925-929
 
Compatible stability of cefoxitin sodium for injection and sodium potassium magnesium calcium and glucose injection
By Yang, Jing; Liu, Zi-ling; Yang, Jian; Li, Jun-yi; Zhang, Xin-yu; Song, He-di; Zhang, Ting-hui
From Zhongguo Yaofang (2014), 25(34), 3217-3218