Leflunomide EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L030-005
- CAS
- 42831-50-5
- Formula
- C5H5NO3
- Family
- Leflunomide
- Synonyms
- Leflunomide Impurity D, 5-Methylisoxazole-4-carboxylic acid
Pharmaceutical analytical standards
APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 3,671-3,680 of 5,812
Leflunomide EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L030-006
- CAS
- 208401-20-1
- Formula
- C12H9F3N2O2
- Family
- Leflunomide
- Synonyms
- 5-Desmethyl-3-methyl Leflunomide, Leflunomide Impurity E
Leflunomide EP Impurity F
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L030-007
- CAS
- 1403564-06-6
- Formula
- C12H9F3N2O2
- Family
- Leflunomide
- Synonyms
- Leflunomide Impurity F, 5-Methyl-N-[2-(trifluoromethyl)phenyl]isoxazole-4-carboxamide
Leflunomide EP Impurity G
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L030-008
- CAS
- 724429-16-7
- Formula
- C12H12N2O2
- Family
- Leflunomide
- Synonyms
- Leflunomide Impurity G, 5-Methyl-N-(4-methylphenyl)isoxazole-4-carboxamide
Leflunomide EP Impurity H
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L030-009
- CAS
- 24522-30-3
- Formula
- C10H7F3N2O
- Family
- Leflunomide
- Synonyms
- Teriflunomide EP Impurity B, 2-Cyano-N-[4-(trifluoromethyl)phenyl]acetamide
Leflunomide USP Related Compound B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L030-010
- CAS
- 108605-62-5
- Formula
- C12H9F3N2O2
- Family
- Leflunomide
- Synonyms
- 2-Cyano-3-hydroxy-N-(4-trifluoromethylphenyl)crotonamide, 2-cyano-3-hydroxy-N-[4-(trifluoromethyl)phenyl]but-2-enamide
Methyl 4-Aminobenzoate
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B043-028
- CAS
- 619-45-4
- Formula
- C8H9NO2
- Family
- Benzocaine
- Synonyms
- Methyl p-aminobenzoate, Benzoic acid, 4-amino-, methyl ester
4-Nitrobenzoic Acid
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B043-010
- CAS
- 62-23-7
- Formula
- C7H5NO4
- Family
- Benzocaine
- Synonyms
- p-Nitrobenzoic acid, Benzoic acid, 4-nitro-
Picosulfate EP Impurity A (Free Acid)
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P106-002
- CAS
- 51264-33-6
- Formula
- C18H15NO5S
- Family
- Picosulfate
- Synonyms
- Picomonosulfate, Picomonosulphate
Rifampicin EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-R053-002
- CAS
- 13983-13-6
- Formula
- C43H56N4O12
- Family
- Rifampicin
- Synonyms
- Rifampicin quinone
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