Analytical Reference substance

Clarithromycin EP Impurity R

N-Desmethyl 6-O-Desmethyl Clarithromycin ;N-Desmethyl Erythromycin A


Product Number: OLY-CLAR-19
CAS Number: 992-62-1
Lot Number:
Molecular Formula: C36H65NO13
Molecular Weight: 719.9

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: 21-04-2026
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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