Cefotaxime EP Impurity B

cas: 66340-28-1 — see every product listed under this CAS number, including other names

Cefotaxime EP Impurity B (CAS 66340-28-1) is a chemical reagent available from Chemat. Available pack sizes: on request. Offered by: Chemat Brand.

brandChemat Brand
catalog numberRM-C202402
cas66340-28-1
sizeon request
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Structural formula: {0} (CAS {1})

(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (CAS 66340-28-1) is a chemical compound with the molecular formula C14H15N5O6S2 and a molecular weight of 413.4 g/mol. IUPAC name: (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid. InChIKey: FHYWAOQGXIZAAF-GHXIOONMSA-N.

Identity
Molecular formulaC14H15N5O6S2
Molecular weight413.4 g/mol
IUPAC name(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
InChIKeyFHYWAOQGXIZAAF-GHXIOONMSA-N
SMILESCO/N=C(/C1=CSC(=N1)N)\C(=O)N[C@H]2[C@@H]3N(C2=O)C(=C(CS3)CO)C(=O)O

Computed by PubChem (NCBI)

Synonyms: Desacetylcefotaxime, Deacetylcefotaxime, Cefotaxime EP Impurity B, Cefotaxime sodium impurity B, 3-Desacetylcefotaxime potassium, orb1983371, 66340-28-1, Free base, DEACETYLCEFOTAXIME [USP IMPURITY], CEFOTAXIME IMPURITY B [EP IMPURITY], CEFOTAXIME SODIUM IMPURITY B [EP IMPURITY]
Isomers (same molecular formula)
(2R,5Z)-2-[(R)-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-hydroxyiminoacetyl]amino]-carboxymethyl]-5-ethylidene-2H-1,3-thiazine-4-carboxylic acid C14H15N5O6S2
(2R)-2-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-2-[(2R)-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl]acetic acid C14H15N5O6S2
(2R)-2-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-hydroxyiminoacetyl]amino]-2-(5-methyl-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl)acetic acid C14H15N5O6S2
2-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-hydroxyiminoacetyl]amino]-2-(5-methyl-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl)acetic acid C14H15N5O6S2
(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-hydroxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid C14H15N5O6S2

Also listed as

Cefpirome Sodium Impurity 1 Hubei YoungXin CAS 66340-28-1
Cefotaxime Impurity 2(Cefotaxime EP Impurity B) Hubei YoungXin CAS 66340-28-1
Desacetylcefotaxime GLPBio CAS 66340-28-1
Desacetylcefotaxime, 97.28% MedChemExpress CAS 66340-28-1
Desacetylcefotaxime, 97%, 97% Chemat CAS 66340-28-1
Desacetylcefotaxime (Standard) MedChemExpress CAS 66340-28-1
3-Desacetylcefotaxime potassium Biosynth CAS 66340-28-1, Free base