Category
Rifaximin
CAS Number
1210022-90-4
Molecular Formula
C43H51N3O12
Molecular Weight
801.9
Synonym

[(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-2,15,17,36-tetrahydroxy-22-(hydroxymethyl)-11-methoxy-3,7,12,14,16,18,30-heptamethyl-6,23-dioxo-8,37-dioxa-24,27,33-triazahexacyclo[23.10.1.14,7.05,35.026,34.027,32]heptatriaconta-1(35),2,4,9,19,21,25(36),26(34),28,30,32-undecaen-13-yl] acetate; 16-Desmethyl-16-(hydroxymethyl)rifaximin; (2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)- 5,6,21,23-tetrahydroxy-16-(hydroxymethyl)-27-methoxy- 2,4,11,20,22,24,26-heptamethyl-1,15-dioxo-1,2-dihydro- 2,7-(epoxypentadeca[1,11,13]trienoimino)[1]benzofuro- [4,5-e]pyrido[1,2-a]benzimidazol-25-yl acetate

Keywords
Impurities
Pharmaceutical Standards
Chiral standards
Fine Chemicals
Intermediates
Slide 1.GIF
Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Rifaximin Impurity-H is a certified reference standard used in the quality control and impurity profiling of Rifaximin. It supports analytical method validation, stability studies, and regulatory compliance in pharmaceutical development.