头孢曲松钠氧化杂质

Ceftriaxone Sodium Oxide Impurity CAS Number: N/A Synonyms: (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2- (methoxyimino)acetamido)-3-(((6-hydroxy-2-methyl-5-oxo-2,5- dihydro-1,2,4-trazin-3-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo [4.2.0]oct-2-ene-2-carboxylic acid 5-oxide Chemical Formula: C18H18N8O8S3 Molecular Weight:570.58 6R,7S

头孢曲松异构体

(6R,7S)-Ceftriaxone Epimer CAS Number: N/A Chemical Formula: C18H18N8O7S3 Molecular Weight:554.58 反式 AE 活性酯 Trans-AE Active Ester CAS Number: N/A Synonyms: (E)-S-benzo[d]thiazol-2-yl 2-(2-aminothiazol-4-yl)-2- (methoxyimino)ethanethioate Chemical Formula: C13H10N4O2S3 Molecular Weight: 350.44 7-ACT

双键位移杂质

Δ3-7-ACT CAS Number: N/A Synonyms: (6R,7R)-7-amino-3-(((2-methyl-5,6-dioxo-1,2,5,6- tetrahydro-1,2,4-triazin-3-yl)thio)methyl)-8-oxo-5-thia-1-azabicyc lo[4.2.0]oct-3-ene-2-carboxylic acid；Δ3-7-ACT Chemical Formula: C12H13N5O5S2 Molecular Weight:371.39

头孢噻肟钠有关杂质

Cefotaxime Sodium Impurity Catalogue Number: Catalogue Number: Synonyms: (6R,7S)-7-((Z)-2-(2-aminothiazol-4-yl)-2- (methoxyimino)acetamido)-3-(((2-methyl-5,6-dioxo-1,2,5,6- tetrahydro-1,2,4-triazin-3-yl)thio)methyl)-8-oxo-5-thia-1- azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid；7S-Ceftriaxone Epimer Catalogue Number: Catalogue Number: GC031826