CAS 81103-14-2

Clarithromycin Related Compound A (6,11-di-O-methylerythromycin A)

CAS: 81103-14-2

Lactones nesoi

Formula: C₃₉H₇₁NO₁₃

Color and Shape: Powder

Molecular weight: 761.49254

Ref: 45-1134380

Clarithromycin EP Impurity E (Clarithromycin USP Related Compound A)

CAS: 81103-14-2

Formula: C₃₉H₇₁NO₁₃

Color and Shape: White To Off-White Solid

Molecular weight: 761.99

Ref: 4Z-C-379

6,11-Di-O-methylerythromycin A

CAS: 81103-14-2

Color and Shape: Neat

Ref: 86-MM0057.05

Clarithromycin EP Impurity E

CAS: 81103-14-2

Formula: C₃₉H₇₁NO₁₃

Molecular weight: 761.98

Ref: ST-EA-CP-C1005

6,11-Di-O-methyl Erythromycin

Controlled Product

CAS: 81103-14-2

Impurity Clarithromycin EP Impurity E
Applications 6,11-Di-O-methyl Erythromycin (Clarithromycin EP Impurity E) is a Di-O-alkyl Erythromycin (E649950) is an impurity of Clarithromycin (C559750). Clarithromycin impurity E per British Pharmacopoeia.
References Morimoto, S. et al.: J. Antibiot., 43, 286 (1990); Kohno, Y. et al.: J. Antimicrob. Chemother., 26, 503 (1990);

Formula: C₃₉H₇₁NO₁₃

Color and Shape: White To Off-White

Molecular weight: 761.98

Ref: TR-D472905

6,11-Di-O-methyl erythromycin

CAS: 81103-14-2

6,11-Di-O-methyl erythromycin is a semi-synthetic derivative of erythromycin, which is a macrolide antibiotic originally sourced from the bacterium *Saccharopolyspora erythraea*. This compound is produced through chemical modification of the natural antibiotic to improve its pharmacokinetic properties, such as stability and absorption.

Formula: C₃₉H₇₁NO₁₃

Purity: Min. 95%

Molecular weight: 761.98 g/mol

Ref: 3D-AD16699

Clarithromycin impurity E

CAS: 81103-14-2

Clarithromycin impurity E

Color and Shape: White To Off-White

Ref: 47-834