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Catalogue Number:D230930
Chemical Name:N-Demethyl Erythromycin A
Synonyms:N-Demethyl-erythromycin; Des-N-methylerythromycin; Demethylerythromycin; USP Clarithromycin Impurity R; Erythromycin EP Impurity B
Impurity:Erythromycin EP Impurity B
CAS Number:992-62-1
Molecular Formula:C₃₆H₆₅NO₁₃
Appearance:White to Off-White Solid
Melting Point:142 - 148°C
Molecular Weight:719.9
Storage:-20°C
Solubility:Chloroform (Slightly), Methanol (Slightly)
Category:Standards; Chiral Molecules;
Applications:N-Demethyl Erythromycin A (Erythromycin EP Impurity B) is a metabolite of Erythromycin (E649950).
References:Rich, D.H., et al.: J. Med. Chem., 18, 1004 (1975), Itoh, Z,. et al.: Antimicrob. Agents Chemother., 26, 863 (1984), Omura, S., et al.: J. Antibiotics 38, 1631 (1985),
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