Tilmicosin

Chemical name :

tylosin,4A-O-de(2,6-dideoxy-3-C-methyl-alpha-L-ribo-hexopyranosyl)-20-deoxy-20-(3,5-dimethyl-1-piperidinyl)-(20(cis: trans))

Appearance: white or off white crystalline powder

Molecular formula: C46H80N2O13          Molecular weight: 869.15

Standard : USP29                              CAS:108050-54-0
Assay\>≥85\           water \≤5.0\
cis isomer\>82.0-88.0\trans isomer\Individual impurities\≤3\Total impurities\≤10\

Package: 25kg/drum                             valid: 3 years 

Tilmicosin  phosphate

 Molecular formula\C46H80N2O13.H3PO4             Molecular weight\967.14

Appearance \light yellow powder                  

Standard:conply with enterprise standard  (according to USP28)                   
Assay75\          Loss on drying ≤5.0

PH: 5.0-8.0                                                   CAS: 137330-13-3
Package: 25kg/drum                                        valid: 3 years