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Impurity reference standard material

Azithromycin EP Impurity A

Material overview

Azithromycin EP Impurity A (AY-0169-003) — impurity reference standard material. CAS 76801-85-9, formula C37H70N2O12, molecular weight 734.96 g/mol. Request technical documentation and current availability.

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Technical identifiers

Catalog number
AY-0169-003
CAS number
76801-85-9
Molecular formula
C37H70N2O12
Molecular weight
734.96 g/mol
Category
Impurity reference standard material
Chemical name
(2R,3S,4R,5R,8R,10S,11R,12S,13S,14R)-11-[4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-3,4,10-trihydroxy-13-(5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl)oxy-3,5,8,10,12,14-hexamethyl-1-oxa-6-azacyclopentadecan-15-one
Synonyms
Desmethyl Azithromycin
SMILES
C[C@H]([C@H]([C@](O)(C[C@H](CN[C@H](C)[C@H]1O)C)C)O[C@@](O[C@H](C)C[C@@H]2N(C)C)([H])[C@@H]2O)[C@@H]([C@H](C(O[C@@H]([C@]1(O)C)CC)=O)C)O[C@@](O[C@@H](C)[C@@H]3O)([H])C[C@@]3(C)OC
Appearance
Off-White Solid
Light sensitive
No
Hygroscopic
No

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Storage

Refrigerator

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