Pharmaceutical Reference Standards / Impurity Standards

Rifabutin
Rifabutin
  • CAT. No.R470000
  • CAS. No.72559-06-9
  • Mol. F.C46H62N4O11
  • Mol. W.847.00 g/mol
  • Stock Status:Instock
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Rifabutin EP Impurity E
Rifabutin EP Impurity E
  • CAT. No.R470001
  • CAS. No.100324-63-8
  • Mol. F.C44H60N4O10
  • Mol. W.804.97 g/mol
  • Stock Status:Instock
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Rifabutin N-oxide
Rifabutin N-oxide
  • CAT. No.R470002
  • CAS. No.NA
  • Mol. F.C46H62N4O12
  • Mol. W.863
  • Stock Status:Instock
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Rifabutin EP Impurity B
Rifabutin EP Impurity B
  • CAT. No.R470003
  • CAS. No.51756-80-0
  • Mol. F.C37H46N2O12
  • Mol. W.710.79 g/mol
  • Stock Status:Custom Synthesis
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Rifabutin EP Impurity D
Rifabutin EP Impurity D
  • CAT. No.R470004
  • CAS. No.62041-01-4
  • Mol. F.C37H47N3O11
  • Mol. W.709.78 g/mol
  • Stock Status:Custom Synthesis
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Rifabutin EP Impurity A
Rifabutin EP Impurity A
  • CAT. No.R470005
  • CAS. No.72544-16-2
  • Mol. F.C9H17NO
  • Mol. W.155.24 g/mol
  • Stock Status:Instock
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20,21-Didehydro Rifabutin
20,21-Didehydro Rifabutin
  • CAT. No.R470007
  • CAS. No.1242076-45-4
  • Mol. F.C46H60N4O11
  • Mol. W.844.99 g/mol
  • Stock Status:Custom Synthesis
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Rifabutin EP Impurity C
Rifabutin EP Impurity C
  • CAT. No.R470009
  • CAS. No.2241829-23-0
  • Mol. F.C46H60N4O11
  • Mol. W.850.00 g/mol
  • Stock Status:Custom Synthesis
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Nitroso Rifabutin
Nitroso Rifabutin
  • CAT. No.R470011
  • CAS. No.NA
  • Mol. F.C46H61N5O12
  • Mol. W.876.00 g/mol
  • Stock Status:Custom Synthesis
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Rifabutin N-oxide open ring
Rifabutin N-oxide open ring
  • CAT. No.R470012
  • CAS. No.NA
  • Mol. F.C46H64N4O13
  • Mol. W.881.02 g/mol
  • Stock Status:Custom Synthesis
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Rifabutin 14R Epimer
Rifabutin 14R Epimer
  • CAT. No.R470013
  • CAS. No.NA
  • Mol. F.C46H62N4O11
  • Mol. W.847.00 g/mol
  • Stock Status:Custom Synthesis
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Rifabutin 21R Epimer
Rifabutin 21R Epimer
  • CAT. No.R470014
  • CAS. No.NA
  • Mol. F.C46H62N4O11
  • Mol. W.847.00 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Rifabutin-D6
Rifabutin-D6
  • CAT. No.R470006
  • CAS. No.NA
  • Mol. F.C46H56D6N4O11
  • Mol. W.853.04 g/mol
  • Stock Status:Instock
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Rifabutin D7
Rifabutin D7
  • CAT. No.R470008
  • CAS. No.72559-06-9(unlabelled)
  • Mol. F.C46H55D7N4O11
  • Mol. W.854.05 g/mol
  • Stock Status:Limited Stock
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