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66340-33-8

66340-33-8 Structure

66340-33-8 Structure
IdentificationBack Directory
[Name]

3-Desacetyl CefotaxiMe Lactone
[CAS]

66340-33-8
[Synonyms]

Ceftriaxone IMpurity B
Cefodizime inner ester
Cefotaxime EP Impurity B
Ceftriaxone EP Impurity B
CefotaxiMe Related CoMpound E
3-Desacetyl CefotaxiMe Lactone
Cefodizime inner ester impurity
Cefpodoxime Proxetil Impurity 17
3-Desacetyl CefotaxiMe Lactone (IMpurity E)
Cefotaxime Impurity 5(Cefotaxime EP Impurity E)
Ceftriaxone Impurity 2(Ceftriaxone EP Impurity B)
Ceftriaxone Impurity B (Cefotaxime EP Impurity E)
Ceftriaxone EP Impurity B (Cefotaxime EP Impurity E)
Cefotaxime EP Impurity E (Ceftriaxone EP Impurity B)
Deacetylcefotaxime lactone ,Cefotaxime Impurity E (EP)
Ceftriaxone Sodium EP Impurity B(Cefotaxime EP Impurity E)
[5aR-[5aα,6β(Z)]]-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
4-Thiazoleacetamide, 2-amino-α-(methoxyimino)-N-[(5aR,6R)-1,4,5a,6-tetrahydro-1,7-dioxo-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl]-, (αZ)-
Cefodizime impurity 6/Cefodizime lactone/Ceftriaxone EP Impurity B/Cefotaxime EP Impurity E/(Z)-2-(2-aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(methoxyimino)acetamide
Cefotaxime impurity 6/Cefotaxime EP Impurity E/Cefodizime lactone/Ceftriaxone EP Impurity B/(Z)-2-(2-aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(methoxyimino)acetamide
Ceftriaxone impurity 2/Ceftriaxone EP Impurity B/Cefotaxime EP Impurity E/3-Desacetyl Cefotaxime Lactone, (Z)-2-(2-aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(methoxyimino)acetamide
[Molecular Formula]

C14H13N5O5S2
[MDL Number]

MFCD24386610
[MOL File]

66340-33-8.mol
[Molecular Weight]

395.41
Chemical PropertiesBack Directory
[density ]

1.99±0.1 g/cm3(Predicted)
[solubility ]

DMSO (Slightly), Methanol (Slightly, Heated)
[form ]

Solid
[pka]

8.25±0.20(Predicted)
[color ]

Pale Yellow
Safety DataBack Directory
[HS Code ]

2941906000
Hazard InformationBack Directory
[Uses]

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).
[IC 50]

β-lactam
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