Analytical Reference substance

ERYTHROMYCIN EP IMPURITY J / PSEUDOERYTHROMYCIN A HEMIKETAL

(1S,2R,3R,6R,7S,8S,9R,10R,12R)-7-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-1-hydroxy-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexop


Product Number: OLY-ERY-J
CAS Number: 105900-46-7
Lot Number: OLYERY0010.0J
Molecular Formula: C37H68N2O13
Molecular Weight: 748.95

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: 24-12-1971
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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