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Rifaximin impurity B

Product Name
Rifaximin impurity B
CAS No.
1351775-04-6
Chemical Name
Rifaximin impurity B
Synonyms
Rifaximin Impurity 1;Rifaximin impurity B;Rifaximin Impurity 12;RIFAXIMIN EP IMPURITY 1;Rifaximin Impurity 1(Rifaximin Impurity B);(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[;(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)-trione;(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-α]benzimidazole-1,5,15(2H,11H)-trione;2,7-(Epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)-trione, 25-(acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-, (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-;Rifaximin Impurit A: (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)
CBNumber
CB93054708
Molecular Formula
C43H49N3O11
Formula Weight
783.88
MOL File
1351775-04-6.mol
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Rifaximin impurity B Property

Boiling point:
792.2±60.0 °C(Predicted)
Density 
1.36±0.1 g/cm3(Predicted)
pka
4.50±1.00(Predicted)
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC
Product number
A187215
Product name
(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)-trione
Packaging
2.5mg
Price
$105
Updated
2021/12/16
TRC
Product number
A187215
Product name
(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)-trione
Packaging
5mg
Price
$150
Updated
2021/12/16

Rifaximin impurity B Preparation Products And Raw materials

Raw materials

Preparation Products

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Rifaximin impurity B Suppliers

China 24 India 4 United States 2 Global 30
SynZeal Research Pvt Ltd
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Email
standards@synzeal.com
Country
India
ProdList
6514
Advantage
58
Pharmaffiliates Analytics and Synthetics P. Ltd
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Email
mktg@pharmaffiliates.com
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India
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6739
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1351775-04-6, Rifaximin impurity BRelated Search:

4-O-(Carboxymethyl)rifamycin Rifaximin Rifamycin Sodium Rifamycin O 25-Desacetyl RifaxiMin Dehydro RifaxiMin rifampicin N-oxide NZCRJKRKKOLAOJ-PLMIFOOKSA-N Rifaximin Impurity RIFAMYCIN SV RIFAMYCIN

  • Rifaximin impurity B
  • Rifaximin Impurit A: (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)
  • Rifaximin Impurity 1
  • Rifaximin Impurity 1(Rifaximin Impurity B)
  • (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)-trione
  • 2,7-(Epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-a]benzimidazole-1,5,15(2H,11H)-trione, 25-(acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-, (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-
  • (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[
  • (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-25-(Acetyloxy)-6,21,23-trihydroxy-27-methoxy-2,4,16,20,22,24,26-heptamethyl-11-methylene-2,7-(epoxypentadeca[1,11,13]trienimino)benzofuro[4,5-e]pyrido[1,2-α]benzimidazole-1,5,15(2H,11H)-trione
  • Rifaximin Impurity 12
  • RIFAXIMIN EP IMPURITY 1
  • 1351775-04-6