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Chlortetracycline EP Impurity B

Product Code:

CAL/1002

CAS Number:

64-73-3 (HCl) ; 127-33-3 (Base) ;

Molecular Formula:

C21H22Cl2N2O8

Molecular Weight:

501.31
Synonyms : (4S,4aS,5aS,6S,12aS)-7-Chloro-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride ;Demeclocycline ;

Chlortetracycline EP Impurity C

Product Code:

CAL/1003

CAS Number:

129044-45-7

Molecular Formula:

C21H22N2O8

Molecular Weight:

430.41
Synonyms : (4R,4aS,5aS,6S,12aS)-4-(Dimethylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide ; 4-Epi Demethyl Tetracycline ;

Chlortetracycline EP Impurity D

Product Code:

CAL/1004

CAS Number:

23313-80-6 (HCl) ; 79-85-6 (Base)

Molecular Formula:

C22H25ClN2O8

Molecular Weight:

480.9
Synonyms : (4R,4aS,5aS,6S,12aS)-4-(Dimethylamino)-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride ;Lymecycline EP Impurity A ;4-Epi Tetracycline HCl ;