Analytical Reference substance

ERYTHROMYCIN EP IMPURITY L

N-(2-(((3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-trihydroxy-4-((5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl)oxy)-3-hydroxy-6-methyltet


Product Number: OLY-ERY-L
CAS Number: 127955-44-6
Lot Number: OLYERY0010.0L
Molecular Formula: C37H65NO14
Molecular Weight: 747.91

Long Term Storage: 2-8 °C
Appearance: Off White Solid
Melting Point:
Purity By HPLC: 95% +

Sr No. Test Results Date ref.
1 1H NMR Confirm Report Attached
2 Mass Confirm Report Attached
3 HPLC 95% + Report Attached
Expiry Date: 26-11-2026
This certificate is valid for two years from the date of Manufacturing Provided the substance is stored under the recommended conditions.

Document data reference:
Prepared by

Dr. Ashish Keche
Head of QA & QC
Reviewed by

Dr. Girish Hatnapure
Head of R& D
Approved by

Dr. Atish Rodge
Managing Director

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