Vardenafil EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-V018-006
- CAS
- 437717-43-6
- Formula
- C17H20N4O5S
- Family
- Vardenafil
- Synonyms
- Vardenafil acid, Vardenafil acid (usp impurity)
Pharmaceutical analytical standards
APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 2,511-2,520 of 5,812
Vardenafil EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-V018-007
- CAS
- 1255919-03-9
- Formula
- C38H46N10O8S2
- Family
- Vardenafil
- Synonyms
- Vardenafil Dimer, Vardenafil Dimer Impurity
Vardenafil USP Related Compound D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-V018-008
- CAS
- 448184-48-3
- Formula
- C23H32N6O5S
- Family
- Vardenafil
- Synonyms
- Vardenafil N-Oxide, Imidazo(5,1-f)(1,2,4)triazin-4(1H)-one, 2-(2-ethoxy-5-((4-ethyl-4-oxido-1-piperazinyl)sulfonyl)phenyl)-5-methyl-7-propyl-
Vardenafil USP Related Compound E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-V018-009
- CAS
- 448184-46-1
- Formula
- C21H28N6O4S
- Family
- Vardenafil
- Synonyms
- N-Desethyl Vardenafil, N-Desethylvardenafil
Ascorbic Acid EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A196-002
- CAS
- 526-98-7
- Formula
- C6H10O7
- Family
- Ascorbic Acid
- Synonyms
- 2-keto-L-Gulonic acid, L-xylo-Hex-2-ulosonic acid
Ascorbic Acid EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A196-005
- CAS
- 3031-98-9
- Formula
- C7H12O7
- Family
- Ascorbic Acid
- Synonyms
- Methyl L-Sorbosonic Acid, Methyl L-xylo-2-hexulosonate
Ascorbic Acid EP Impurity F
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A196-006
- CAS
- 89-65-6
- Formula
- C6H8O6
- Family
- Ascorbic Acid
- Synonyms
- Erythorbic Acid, Isoascorbic acid
Ascorbic Acid EP Impurity G
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A196-007
- CAS
- 66757-69-5
- Formula
- C6H6O7
- Family
- Ascorbic Acid
- Synonyms
- L-threo-Hex-2-enaric acid 1,4-Lactone
Ascorbic Acid EP Impurity H
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A196-008
- CAS
- 122046-79-1
- Formula
- C7H8O7
- Family
- Ascorbic Acid
- Synonyms
- L-threo-Hex-2-enaric acid 1,4-Lactone 6-Methyl Ester, Methyl (2R)-2-((2R)-3,4-dihydroxy-5-oxo-2H-furan-2-yl)-2-hydroxyacetate
Brivaracetam EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-B111-002
- CAS
- 357336-19-7
- Formula
- C11H20N2O2
- Family
- Brivaracetam
- Synonyms
- Brivaracetam, (I+-S,4S)-, Brivaracetam Impurity A
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