Rifaximin EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-R056-005
- CAS
- 13553-79-2
- Formula
- C37H45NO12
- Family
- Rifaximin
- Synonyms
- Rifamycin S, NSC 144130
Pharmaceutical analytical standards
APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 53,401-53,410 of 59,523
Rifaximin EP Impurity F
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-R056-006
- CAS
- 14487-05-9
- Formula
- C39H47NO14
- Family
- Rifaximin
- Synonyms
- Rifamycin O, Rifamycin, 4-O-(carboxymethyl)-1-deoxy-1,4-dihydro-4-hydroxy-1-oxo-, gamma-lactone
Rifaximin EP Impurity G
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-R056-007
- CAS
- 80621-76-7
- Formula
- C43H49N3O11
- Family
- Rifaximin
- Synonyms
- Dehydro Rifaximin
Rifaximin EP Impurity H
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-R056-008
- CAS
- 1210022-90-4
- Formula
- C43H51N3O12
- Family
- Rifaximin
- Synonyms
- 16-Desmethyl-16-(hydroxymethyl)rifaximin, Rifaximin impurity h (ep impurity)
Rifaximin Impurity 1
ImpurityLevels of characterisation
- Cat. No.
- P-R056-013
- CAS
- 1351775-03-5
- Formula
- C43H49N3O11
- Family
- Rifaximin
- Synonyms
- [(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-15,17,36-Trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-30-methylidene-2,6,23-trioxo-8,37-dioxa-24,27,33-triazahexacyclo[23.10.1.14,7.05,35.026,34.027,32]heptatriaconta-1(36),3,5(35),9,19,21,24,26(34),28,31-decaen-13-yl] acetate, Rifaximin Impurity B
Rifaximin-d6
Isotopically labelledLevels of characterisation
- Cat. No.
- P-R056-011
- CAS
- 1262992-43-7
- Formula
- C43H45D6N3O11
- Family
- Rifaximin
- Synonyms
- Rifaximin-d6 (Major)
Ritodrine BP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-R070-003
- CAS
- 51-67-2
- Formula
- C8H11NO
- Family
- Ritodrine
- Synonyms
- Tyramine, 4-(2-aminoethyl)phenol
Rolapitant (1R,2R,3R)-Isomer
ImpurityLevels of characterisation
- Cat. No.
- P-R081-005
- CAS
- 1214741-26-0
- Formula
- C25H26F6N2O2
- Family
- Rolapitant
Rolapitant (1R,2R,3S)-Isomer
ImpurityLevels of characterisation
- Cat. No.
- P-R081-006
- CAS
- 1214741-25-9
- Formula
- C25H26F6N2O2
- Family
- Rolapitant
Rolapitant (1R,2S,3R)-Isomer
ImpurityLevels of characterisation
- Cat. No.
- P-R081-007
- CAS
- 552292-73-6
- Formula
- C25H26F6N2O2
- Family
- Rolapitant
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