C37H68N2O13
748.9 g/mol
API
(3R,4S,5S,6R,7R,9R,10E,11S,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-10-hydroxyimino-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one
CAS111321-02-9EC978-456-3
Category
API
Compound Class
Natural Product
Primary Use
Pharmaceutical Raw Material
Roxithromycin is a semi-synthetic macrolide antibiotic precursor derived from erythromycin. It shares the same 14-membered lactone ring structure as erythromycin, with an oxime-based side chain attached to the macrolide ring.
pharmaceutical raw material for macrolide antibiotic productioncompound used in antibacterial research
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 0.91
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Referencestereoisomer of
Erythromycin oxime
CAS13127-18-9
pharmaceutical raw material
Safety Reference
H411Toxic to aquatic life with long lasting effects
Identifiers
IUPAC Name
(3R,4S,5S,6R,7R,9R,10E,11S,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-7,12,13-trihydroxy-10-hydroxyimino-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecan-2-one
InChIKey
KYTWXIARANQMCA-ZTILBQITSA-N
SMILES
CC[C@@H]1[C@@]([C@@H]([C@H](/C(=N/O)/[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)N(C)C)O)(C)O)C)C)O)(C)O
Synonyms (10)
- Clarithromycin EP Impurity J; Roxithromycin EP Impurity C; Azithromycin Impurity S(Erythromycin A 9-Oxime (E-Isomer))
- 9(E)-Erythromycin A oxime
- Erythromycin A-E-Oxime
- Erythromycin Impurity J
- Erythromycin, 9-oxime
- Roxithromycin Impurity C
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