RTM02: Roxithromycin EP Impurity B

3-O-De(2,6-Dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)erythromycin 9-(E)-[O-[(2-methoxyethoxy)methyl]oxime] ;

CAS # 214902-82-6 ;

C33H62N2O12 ;
Mol. Wt.: 678.85 ;