Cefixime Acid, Thiazine Isomer Impurity, Disodium Salt

IMPURITIES

Product Details

CAT No.# CS-O-15248
Category Impurities
CAS 108615-31-2 (Free Acid)
Molecular Weight 537.41
Molecular Formula C16H14N5Na3O8S2
Purity: >98%
Synonyms: α-[[2-(2-Amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl]amino]-4-carboxy-5-ethylidene-5,6-dihydro-2H-1,3-thiazine-2-acetic Acid Sodium Salt; α-[[(2-Amino-4-thiazolyl)[(carboxymethoxy)imino]acetyl]amino]-4-carboxy-5-ethylidene-5,6-dihydro-2H-1,3-thiazine-2-acetic Acid Sodium Salt
Application Notes: Impurity in commercial preparation of Cefixime and an orally active third generation cephalosporin antibiotic.
References: Kamimura, T., et al.: Antimicrob. Agents Chemother., 25, 98 (1984); Yamanaka, H., et al.: J. Antibiot., 38, 1738 (1985); Guay, D.R.P., et al.: Antimicrob. Agents Chemother., 30, 485 (1986)
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The balance used are calibrated with weights traceable to National Standards NIST for accuracy
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Smileys:
[O-]C(C(NC(/C(C1=CSC(N)=N1)=N/OCC([O-])=O)=O)C(N=C/2C([O-])=O)SCC2=C/C)=O.[Na+].[Na+].[Na+]



This page contains information about Cefixime Acid, Thiazine Isomer Impurity, Disodium Salt Cas 108615-31-2 (Free Acid) and its Impurities.
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