3-Desacetyl Cefotaxime Lactone (E/Z Mixture)


Catalogue Number: D288390
Chemical Name: 3-Desacetyl Cefotaxime Lactone (E/Z Mixture)
Synonyms: [5aR-[5aα,6β]]-2-Amino-α-(methoxyimino)-N-(1,4,5a,6-tetrahydro-1,7-dioxo-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-4-thiazoleacetamide;
Impurity: Cefotaxime Sodium EP Impurity E
Alternate CAS #: Z-isomer: 66340-33-8; E-isomer: 123238-79-9
Molecular Formula: C₁₄H₁₃N₅O₅S₂
Appearance: Pale Yellow Solid
Melting Point: >220°C (dec.)
Molecular Weight: 395.41
Storage: Hygroscopic, -20°C Freezer, Under inert atmosphere
Solubility: DMSo (Slightly), Mehanol (Slightly, Heated)
Category: Amines, Heterocycles, Impurity, Pharmaceuticals, Intermediates & Fine Chemicals, Sulfur & Selenium Compounds
Applications: 3-Desacetyl Cefotaxime Lactone is an impurity of Cefotaxime sodium (C242950). 3-Desacetyl Cefotaxime Lactone is also a degradation product for other cephalosporin antibiotics such as: Ceftriaxone (C245000), Cefodizime and Ceftiofur (C244700).
References:

All Products are stable to be shipped at room temperature, unless otherwise specified.
MSDS: D288390.pdf
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