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Azithromycin EP Impurity B
QCC Cat No.: QA165102
Chemical Name: Azithromycin EP Impurity B
Synonyms: Azithromycin B；(2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-11-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-4,10-dihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one
CAS No.: 307974-61-4
Molecular Formula: C38H72N2O11
Molecular Weight: 732.99
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Standard Reference Material For "Azithromycin EP Impurity B"
Warning:The form of the product salt may be different from the official website,please consult your local agent for details.
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QCC CAT# COMPOUND ORDER
  • QA165139
    Azithromycin Impurity 39
    CAS# NA
    M.F.: C39H72N2O13
    M.W.: 777.01
  • QA165138
    N-Nitroso Azithromycin EP Impurity A
    CAS# NA
    M.F.: C37H69N3O13
    M.W.: 763.97
  • QA165137
    Azithromycin Impurity 37
    CAS# NA
    M.F.: C37H70N2O14S
    M.W.: 799.03
  • QA165136
    Azithromycin Impurity 36
    CAS# NA
    M.F.: C38H72N2O14S
    M.W.: 813.05
  • QA165135
    N-Nitroso Azithromycin EP Impurity I-d3
    CAS# NA
    M.F.: C37H66D3N3O13
    M.W.: 766.99
  • QA165134
    N-Nitroso Azithromycin EP Impurity A-d3
    CAS# NA
    M.F.: C37H66D3N3O13
    M.W.: 766.99
  • QA165133
    N-Nitroso Azithromycin EP Impurity I
    CAS# NA
    M.F.: C37H69N3O13
    M.W.: 763.97
  • QA165132
    Azithromycin Impurity 32
    CAS# NA
    M.F.: C39H72N2O13
    M.W.: 776.99
  • QA165131
    Azithromycin Impurity 31
    CAS# 117693-42-2
    M.F.: C22H43NO7
    M.W.: 433.58
  • QA165129
    Azithromycin Impurity 29
    CAS# NA
    M.F.: C38H73N2NaO13
    M.W.: 788.98
  • QA165128
    Azithromycin-13C-d3
    CAS# NA
    M.F.: C3713CH69D3N2O12
    M.W.: 753.00
  • QA165127
    Azithromycin Impurity 27
    CAS# 67342-52-3
    M.F.: C10H13NO3S
    M.W.: 227.28
  • QA165112
    Azithromycin EP Impurity L;USP Azithromycin N-Oxide
    CAS# 90503-06-3
    M.F.: C38H72N2O13
    M.W.: 764.98
  • QA165126
    Azithromycin N-Ethyl
    CAS# 92594-45-1
    M.F.: C39H74N2O12
    M.W.: 763.01
  • QA165125
    Azithromycin Impurity P
    CAS# NA
    M.F.: C39H74N2O12
    M.W.: 763.01
  • QA165124
    Azithromycin EP Impurity D
    CAS# 612069-26-8
    M.F.: C38H72N2O13
    M.W.: 764.98
  • QA165123
    Azithromycin EP Impurity C
    CAS# 620169-47-3
    M.F.: C37H70N2O12
    M.W.: 734.96
  • QA165120
    3’-N-Didesmethyl-3’-N-tosyl Azithromycin;
    Azithromycin EP Impurity Q
    CAS# 2095879-65-3
    M.F.: C44H75N3O15S
    M.W.: 918.14
  • QA165114
    Azithromycin EP Impurity N
    CAS# 612069-25-7
    M.F.: C36H65NO13
    M.W.: 719.91
  • QA165122
    Azithromycin EP Impurity L
    CAS# 90503-06-3
    M.F.: C38H72N2O13
    M.W.: 764.98
  • QA165121
    Azithromycin EP Impurity A;USP Azaerythromycin A
    CAS# 76801-85-9
    M.F.: C37H70N2O12
    M.W.: 734.96
  • QA165119
    Azithromycin Impurity S;
    (9E)-Erythromycin A Oxime
    CAS# 111321-02-9
    M.F.: C37H68N2O13
    M.W.: 748.94
  • QA165118
    Azithromycin Impurity R;
    Erythromycin A 9,11-Imino Ether
    CAS# 161193-44-8
    M.F.: C37H66N2O12
    M.W.: 730.94
  • QA165117
    Azithromycin Impurity Q;
    Erythromycin A 6,9-Imino Ether
    CAS# 99290-97-8
    M.F.: C37H66N2O12
    M.W.: 730.93
  • QA165115
    Azithromycin EP Impurity O
    CAS# 763924-54-5
    M.F.: C39H74N2O12
    M.W.: 763.01
  • QA165113
    Azithromycin EP Impurity M
    CAS# 765927-71-7
    M.F.: C37H68N2O13
    M.W.: 748.96
  • QA165111
    Azithromycin EP Impurity K
    CAS# 612534-95-9
    M.F.: C38H70N2O13
    M.W.: 762.99
  • QA165110
    Azithromycin EP Impurity J;
    USP Desosaminylazithromycin
    CAS# 117693-41-1
    M.F.: C30H58N2O9
    M.W.: 590.8
  • QA165109
    Azithromycin EP Impurity I；
    USP N-Demethylazithromycin
    CAS# 172617-84-4
    M.F.: C37H70N2O12
    M.W.: 734.96
  • QA165108
    Azithromycin EP Impurity H;
    USP Azithromycin Related Compound H
    CAS# 612069-30-4
    M.F.: C45H77N3O15S
    M.W.: 932.17
  • QA165107
    Azithromycin EP Impurity G
    CAS# 612069-31-5
    M.F.: C44H76N2O14S
    M.W.: 889.14
  • QA165106
    Azithromycin EP Impurity F;
    USP Azithromycin Related Compound F
    CAS# 612069-28-0
    M.F.: C38H70N2O13
    M.W.: 762.99
  • QA165105
    Azithromycin EP Impurity E;Aminoazithromycin
    CAS# 612069-27-9
    M.F.: C36H68N2O12
    M.W.: 720.95
  • QA165103
    Azithromycin Impurity C
    CAS# NA
    M.F.: C37H70N2O12
    M.W.: 734.98
  • QA165100
    Azithromycin
    CAS# 83905-01-5;117772-70-0(dihydrate)
    M.F.: C38H72N2O12
    M.W.: 748.98
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