Phenytoin EP Impurity D
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P097-005
- CAS
- 5157-15-3
- Formula
- C16H14N4O2
- Family
- Phenytoin
- Synonyms
- Diphenylglycoluril, Tetrahydro-3a,6a-diphenylimidazo(4,5-d)imidazole-2,5(1H,3H)-dione
Pharmaceutical analytical standards
Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.
Results 4,791-4,800 of 5,812
Phenytoin EP Impurity E
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P097-006
- CAS
- 6802-95-5
- Formula
- C15H14N2O3
- Family
- Phenytoin
- Synonyms
- 2,2-Diphenylhydantoic Acid, Diphenylhydantoic acid
Phenytoin EP Impurity F
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-P097-007
- CAS
- 51169-17-6
- Formula
- C16H14N2O2
- Family
- Phenytoin
- Synonyms
- 5-(4'-Methylphenyl)-5-phenylhydantoin, 5-(4-methylphenyl)-5-phenylimidazolidine-2,4-dione
Serine EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-S033-018
- CAS
- 71-00-1
- Formula
- C6H9N3O2
- Family
- Serine
- Synonyms
- L-Histidine, Histidine
Tetracycline EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T074-004
- CAS
- 79-85-6
- Formula
- C22H24N2O8
- Family
- Tetracycline
- Synonyms
- 4-Epitetracycline, Epitetracycline
Tetracycline EP Impurity A Hydrochloride
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T074-003
- CAS
- 23313-80-6
- Formula
- C22H24N2O8·HCl
- Family
- Tetracycline
- Synonyms
- 4-Epitetracycline, Epitetracycline hydrochloride
Tetracycline EP Impurity C
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T074-005
- CAS
- 1665-56-1
- Formula
- C22H22N2O7
- Family
- Tetracycline
- Synonyms
- Chlortetracycline EP Impurity J, Lymecycline EP Impurity C, Anhydrotetracycline, Anhydrotetracycline
Tetracycline EP Impurity C Hydrochloride
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T074-006
- CAS
- 13803-65-1
- Formula
- C22H22N2O7·HCl
- Family
- Tetracycline
- Synonyms
- Anhydrotetracycline hydrochloride, Anhydrotetracycline hydrochloride (usp-rs)
Tetracycline Hydrochloride EP Impurity B
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T074-007
- CAS
- 6542-44-5
- Formula
- C23H25NO8
- Family
- Tetracycline
- Synonyms
- Adotc cpd, Tetracycline EP Impurity B
Thioridazine EP Impurity A
Pharmacopoeial impurityLevels of characterisation
- Cat. No.
- P-T096-003
- CAS
- 100574-22-9
- Formula
- C21H26N2O4S2
- Family
- Thioridazine
- Synonyms
- Thioridazine disulfone
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