Colchicine

Colchicine Colchicine:

(S)-Colchicine ; (-)-N-[(7S,12aRa)-1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide ; CAS : 64-86-8 ; C22H25NO6 ; Mol. Wt.: 399.44 ;
Colchicine EP Impurity A Colchicine Impurity A:

 N-Deacetyl-N-Formyl Colchicine ; C21H23NO6 ; Mol. Wt.: 385.41 ;
Colchicine EP Impurity B Colchicine Impurity B:

 (-)-N-[(7S,12aSa)-1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide ; CAS : 75520-89-7 ; C22H25NO6 ; Mol. Wt.: 399.44 ;
Colchicine EP Impurity C Colchicine Impurity C:

β-Lumicolchicine ; β-Lumi (-)-Colchicine ; N-[(7S,7bR,10aS)-1,2,3,9-Tetramethoxy-8-oxo-5,6,7,7b,8,10a-hexahydrobenzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cyclohepten-7-yl]acetamide ; CAS : 6901-13-9 ;C22H25NO6 ;
Mol. Wt.: 399.44 ;
Colchicine EP Impurity D Colchicine Impurity D:

 N-[(7S,12aRa)-3-(β-D-Glucopyranosyloxy)-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide ; CAS : 477-29-2 ;C27H33NO11 ; Mol. Wt.: 547.55 ;
Colchicine EP Impurity E Colchicine Impurity E:

3-O-Demethyl Colchicine ; N-[(7S,12aRa)-3-Hydroxy-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide ; CAS : 7336-33-6 ; C21H23NO6 ;
Mol. Wt.: 385.41 ;
Colchicine EP Impurity F Colchicine Impurity F:

N-[(7S,12aRa)-10-Hydroxy-1,2,3-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide ; CAS : 477-27-0 ; C21H23NO6 ; Mol. Wt.: 385.41 ;