Rifaximin Impurities

Rifaximin Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Rifaximin, pharmacopeial and non-pharmacopeial Rifaximin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Rifaximin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Rifaximin-related products are thoroughly characterized. Rifaximin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

25-Desacetyl Rifampicin

N° de SZ CAT:	: SZ-R027012
Número CAS	: 16783-99-6
Mol.F.	: C41H56N4O11
Peso Molecular	: 780.9
Status de Fatura	: In Stock

25-Desacetyl Rifaximin

N° de SZ CAT:	: SZ-R027014
Número CAS	: 80621-88-1
Mol.F.	: C41H49N3O10
Peso Molecular	: 743.9
Status de Fatura	: In Stock

Rifaximin

N° de SZ CAT:	: SZ-R027001
Número CAS	: 80621-81-4
Mol.F.	: C43H51N3O11
Peso Molecular	: 785.9
Status de Fatura	: In Stock

Rifaximin EP Impurity A

N° de SZ CAT:	: SZ-R027002
Número CAS	: 695-34-1
Mol.F.	: C6H8N2
Peso Molecular	: 108.1
Status de Fatura	: In Stock

Rifaximin EP Impurity B

N° de SZ CAT:	: SZ-R027003
Número CAS	: 13929-35-6
Mol.F.	: C39H49NO14
Peso Molecular	: 755.8
Status de Fatura	: In Stock
Rel. CAT No	: SZ-R058002 ,

Rifaximin EP Impurity C

N° de SZ CAT:	: SZ-R027004
Número CAS	: 14897-39-3
Mol.F.	: C37H46NO12 : Na
Peso Molecular	: 696.8 : 23.0
Status de Fatura	: In Stock
Rel. CAS No	: 6998-60-3 (free base)
Rel. CAT No	: SZ-R058001 ,

Rifaximin EP Impurity E

N° de SZ CAT:	: SZ-R027006
Número CAS	: 13553-79-2
Mol.F.	: C37H45NO12
Peso Molecular	: 695.8
Status de Fatura	: In Stock
Rel. CAS No	: 133956-65-7 (sodium salt)
Rel. CAT No	: SZ-R058003 ,

Rifaximin EP Impurity F

N° de SZ CAT:	: SZ-R027007
Número CAS	: 14487-05-9
Mol.F.	: C39H47NO14
Peso Molecular	: 753.8
Status de Fatura	: In Stock
Rel. CAT No	: SZ-R058004 ,

Rifaximin EP Impurity G

N° de SZ CAT:	: SZ-R027008
Número CAS	: 80621-76-7
Mol.F.	: C43H49N3O11
Peso Molecular	: 783.9
Status de Fatura	: In Stock

Rifaximin Impurity 1

N° de SZ CAT:	: SZ-R027010
Número CAS	: 1351775-04-6
Mol.F.	: C43H49N3O11
Peso Molecular	: 783.9
Status de Fatura	: In Stock

Rifaximin Impurity 2

N° de SZ CAT:	: SZ-R027011
Número CAS	: 1351775-03-5
Mol.F.	: C43H49N3O11
Peso Molecular	: 783.9
Status de Fatura	: In Stock

25-Desacetyl-21-acetyl rifampicin

N° de SZ CAT:	: SZ-R027013
Número CAS	: NA
Mol.F.	: C44H60N4O11
Peso Molecular	: 821.0
Status de Fatura	: Custom Synthesis

Rifaximin 11-Desmethyl Impurity

N° de SZ CAT:	: SZ-R027017
Número CAS	: 1316302-12-1
Mol.F.	: C42H49N3O11
Peso Molecular	: 771.9
Status de Fatura	: Custom Synthesis

Rifaximin EP Impurity D

N° de SZ CAT:	: SZ-R027005
Número CAS	: NA
Mol.F.	: C43H49N3O12
Peso Molecular	: 799.9
Status de Fatura	: Custom Synthesis

Rifaximin EP Impurity D & H

N° de SZ CAT:	: SZ-R027015
Número CAS	: NA
Mol.F.	: C43H49N3O12 : C43H51N3O12
Peso Molecular	: 799.9 : 801.9
Status de Fatura	: Custom Synthesis

Rifaximin EP Impurity H

N° de SZ CAT:	: SZ-R027009
Número CAS	: 1210022-90-4
Mol.F.	: C43H51N3O12
Peso Molecular	: 801.9
Status de Fatura	: Custom Synthesis

Rifaximin Impurity 3

N° de SZ CAT:	: SZ-R027016
Número CAS	: NA
Mol.F.	: C43H49N3O11
Peso Molecular	: 783.9
Status de Fatura	: Custom Synthesis

Stable Isotopes And Metabolites

Rifaximin D6

N° de SZ CAT:	: SZ-R027D01
Número CAS	: 1262992-43-7
Mol.F.	: C43H45D6N3O11
Peso Molecular	: 791.9
Status de Fatura	: Custom Synthesis

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