ABC00974DR

Mupirocin calcium EP impurity C

Mupirocin calcium EP impurity C is a structurally related degradation byproduct arising from oxidative cleavage of the cyclic enediol moiety in the parent antibiotic. It retains the core tricyclic lactone scaffold but features an additional hydroxylated side chain and a calcium-bound carboxylate group, distinguishing it through altered ionization and chromatographic behavior. This impurity serves as a critical HPLC reference standard for quantifying process-related variability in mupirocin calcium synthesis.

On Request
Molecular Formula C26H42O9
Molecular Weight 498.6000
CAS Number 85248-93-7 ✓ Verified
PubChem CID 10028871 ↗
Purity N/A
Product Type API Impurity
Parent Drug Mupirocin
Lead Time On Request
IUPAC Name (E)-9-[(E)-4-[(2S,3R,4R,5S)-3,4-dihydroxy-5-[[(2S,3S)-3-[(2S,3S)-3-hydroxybutan-2-yl]oxiran-2-yl]methyl]oxan-2-yl]-3-methylbut-2-enoyl]oxynon-4-enoic acid

📝 Synonyms

Pseudomonic acid D 85248-93-7 UNII-68IC2993TO 68IC2993TO (E)-9-[(E)-4-[(2S,3R,4R,5S)-3,4-dihydroxy-5-[[(2S,3S)-3-[(2S,3S)-3-hydroxybutan-2-yl]oxiran-2-yl]methyl]oxan-2-yl]-3-methylbut-2-enoyl]oxynon-4-enoic acid Mupirocin calcium specified impurity C [EP] PSEUDOMONIC ACID D [MI] (4E)-9-(((2E)-4-((2S,3R,4R,5S)-3,4-Dihydroxy-5-(((2S,3S)3-((1S,2S)-2-hydroxy-1-methylpropyl)oxiranyl)methyl)tetrahydro-2H-pyran-2-yl)-3-methylbut-2-enoyl)oxy)non-4-enoic acid L-TALO-NON-2-enonic acid, 5,9-anhydro-2,3,4,8-tetradeoxy-8-(((2S,3S)-3-((1S,2S)-2-hydroxy-1-methylpropyl)oxiranyl)methyl)-3-methyl-, (5E)-8-carboxy-5-octenyl ester, (2E)- MUPIROCIN IMPURITY C [EP IMPURITY]

🔬 Chemical Identifiers

C[C@H]([C@H]1[C@@H](O1)C[C@H]2CO[C@H]([C@@H]([C@@H]2O)O)C/C(=C/C(=O)OCCCC/C=C/CCC(=O)O)/C)[C@H](C)O
InChI=1S/C26H42O9/c1-16(13-23(30)33-11-9-7-5-4-6-8-10-22(28)29)12-20-25(32)24(31)19(15-34-20)14-21-26(35-21)17(2)18(3)27/h4,6,13,17-21,24-27,31-32H,5,7-12,14-15H2,1-3H3,(H,28,29)/b6-4+,16-13+/t17-,18-,19-,20-,21-,24+,25-,26-/m0/s1
RJGJFSVDQPCELW-VCXQKUNESA-N

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