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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Erythromycin A, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Erythromycin A impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Erythromycin A-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Erythromycin A Related Compounds

API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Erythromycin A dihydrate API CS-O-00208 59319-72-1 In Stock


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Demethyl Erythromycin A Metabolite CS-T-51847 992-62-1 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3′-N-formyl Azaerythromycin A Impurity CS-O-60837 ---- Enquire
8,9;10,11-Dianhydro-9,12-hemiketal-6-O-Methyl-Erythromycin A Impurity CS-O-48516 Not Available Enquire
8a-Aza-8a-homoerythromycin A Impurity CS-EO-02336 145259-55-8 Enquire
8a-erythromycin A 6,9-Iminoether Impurity CS-O-45340 Not Available Enquire
8a-erythromycin A 9,12-Iminoether Impurity CS-O-45342 145259-57-0 Enquire
Erythromycin A 6,9-Imino Ether Impurity CS-T-54171 99290-97-8 In Stock
Erythromycin A Enol Ether Impurity CS-T-54164 33396-29-1 In Stock
Pseudo Erythromycin A Enol Ether Impurity CS-T-60670 105882-69-7 Enquire
Azaerythromycin A 11,12-hydrogen borate Impurity CS-P-08697 194809-66-0 Enquire
Pseudoerythromycin A Hemiketal Impurity CS-T-85218 105900-46-7 Enquire