(1R,2R)-Pseudoephedrine
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P231-002
- CAS
- 321-97-1
- Formula
- C10H15NO
- Family
- Pseudoephedrine
- Synonyms
- l-Pseudoephedrine, Pseudoephedrine, (-)-
Pharmaceutical analytical standards
Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 5,451-5,460 of 5,812
Pseudoephedrine EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P231-003
- CAS
- 299-42-3
- Formula
- C10H15NO
- Family
- Pseudoephedrine
- Synonyms
- Ephedrine, l-Ephedrine
Pyrimethamine EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P240-002
- CAS
- 55474-40-3
- Formula
- C11H10ClNO
- Family
- Pyrimethamine
- Synonyms
- Pyrimethamine Impurity 2, 2-(4-Chlorophenyl)-3-oxopentanenitrile
Pyrimethamine EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P240-003
- CAS
- 55474-41-4
- Formula
- C13H14ClNO2
- Family
- Pyrimethamine
- Synonyms
- alpha-(4-Chlorophenyl)-2-ethyl-1,3-dioxolane-2-acetonitrile, 2-(4-chlorophenyl)-2-(2-ethyl-1,3-dioxolan-2-yl)acetonitrile
Tiaprofenic Acid EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T110-003
- CAS
- 6933-26-2
- Formula
- C13H12OS
- Family
- Tiaprofenic Acid
- Synonyms
- Decarboxytiaprofenic acid, Ticarcillin impurity a
Tiaprofenic Acid EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T110-004
- CAS
- 5912-44-7
- Formula
- C13H10O2S
- Family
- Tiaprofenic Acid
- Synonyms
- 1-(5-Benzoyl-2-thienyl)ethanone, 1-(5-benzoylthiophen-2-yl)ethanone
Tiaprofenic Acid EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T110-002
- CAS
- 78239-47-1
- Formula
- C14H12O3S
- Family
- Tiaprofenic Acid
- Synonyms
- 2-(5-benzoylthiophen-3-yl)propanoic acid, Tiaprofenic acid impurity c (ep impurity)
Tiaprofenic Acid EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T110-005
- CAS
- 54955-39-4
- Formula
- C7H8O2S
- Family
- Tiaprofenic Acid
- Synonyms
- alpha-Methyl-2-thiopheneacetic acid, 2-thiophen-2-ylpropanoic acid
Tiaprofenic Acid EP Impurity F
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T110-006
- CAS
- 31161-46-3
- Formula
- C11H7BrOS
- Family
- Tiaprofenic Acid
- Synonyms
- Methanone, (5-bromo-2-thienyl)phenyl-, Tiaprofenic acid impurity f (ep impurity)
Tilidine EP Impurity D Hydrochloride
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T120-004
- CAS
- 24811-92-5
- Formula
- C13H19NO2·HCl
- Family
- Tilidine
- Synonyms
- Tilidine Hydrochloride Hemihydrate EP Impurity D (as Hydrochloride), Tilidine EP Impurity D HCl
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