Levothyroxine EP Impurity J
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L060-007
- CAS
- 4604-41-5
- Formula
- C15H13I2NO4
- Family
- Levothyroxine
- Synonyms
- 3,3'-L-Diiodothyronine, 3,3'-Diiodo-L-thyronine
Pharmaceutical analytical standards
Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 1,111-1,120 of 5,812
Levothyroxine EP Impurity K
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-L060-009
- CAS
- 5817-39-0
- Formula
- C15H12I3NO4
- Family
- Levothyroxine
- Synonyms
- Reverse T3 (3,3',5'-Triiodo-L-Thyronine), 3',5',3-Triiodothyronine
Apremilast EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A175-073
- CAS
- 2448678-64-4
- Formula
- C23H26N2O7S
- Family
- Apremilast
- Synonyms
- Apremilast Impurity D, rac-4'-O-Desmethyl-4'-O-ethyl Apremilast
Apremilast EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A175-002
- CAS
- 2487573-03-3
- Formula
- C22H24N2O7S
- Family
- Apremilast
- Synonyms
- Apremilast Impurity 175, N-(2-(1-(4-ethoxy-3-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Apremilast EP Impurity H
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-A175-003
- CAS
- 253168-94-4
- Formula
- C12H19NO4S
- Family
- Apremilast
- Synonyms
- 1-(3-Ethoxy-4-methoxy-phenyl)-2-methanesulfonyl-ethylamine, 1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanamine
Cefuroxime Axetil EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C109-002
- CAS
- 123458-61-7
- Formula
- C20H22N4O10S
- Family
- Cefuroxime
- Synonyms
- delta3-Cefuroxime axetil, Cefuroxime axetil impurity a (ep impurity)
Cefuroxime Axetil EP Impurity B (Mixture of Diastereomers)
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C109-003
- CAS
- 97232-96-7
- Formula
- C20H22N4O10S
- Family
- Cefuroxime
- Synonyms
- Cefuroxime axetil, (E)-, Cefuroxime axetil e-isomers
Cefuroxime Axetil EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C109-004
- CAS
- 76598-06-6
- Formula
- C18H15Cl3N4O9S
- Family
- Cefuroxime
- Synonyms
- Cefuroxime Axetil Impurity C, N-(2,2,2-Trichloroacetyl)cefuroxime
Cefuroxime Axetil EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C109-005
- CAS
- 55268-75-2
- Formula
- C16H16N4O8S
- Family
- Cefuroxime
- Synonyms
- Cefuroximum, Cefuroxime
Cefuroxime EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-C109-006
- CAS
- 56271-94-4
- Formula
- C15H15N3O7S
- Family
- Cefuroxime
- Synonyms
- Descarbamoyl Cefuroxime, Decarbamylcefuroxime
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