Analytical Reference substance

Clarithromycin EP Impurity P

4',6-Di-O-methylerythromycin A


Product Number: OLY-CLAR-17
CAS Number: 123967-58-8
Lot Number:
Molecular Formula: C39H71NO13
Molecular Weight: 761.98

Long Term Storage: 02-08 °C
Appearance: Off White Solid
Melting Point: NA
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: 13-11-2026
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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