Impurities
Atorvastatin Process Impurity 1
| Product Code: | Ax-IMP1051 |
| CAS Number: | 887196-28-3 |
| Synonyms: | (S)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3-hydroxyheptanoic acid |
| Molecular Formula: | C33H35FN2O4 |
| Molecular Weight: | 542.65 |
3-Oxo Atorvastatin
| Product Code: | Ax-IMP1050 |
| CAS Number: | 1391052-00-8 |
| Synonyms: | sodium 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxy-3-oxoheptanoate |
| Molecular Formula: | C33H32FN2NaO5 |
| Molecular Weight: | 578.62 |
Zopiclone Process impurity
| Product Code: | Ax-IMP1048 |
| CAS Number: | 43200-82-4 |
| Synonyms: | 6-(5-chloropyridin-2-yl)-5H-pyrrolo[3,4-b]pyrazine-5,7(6H)-dione |
| Molecular Formula: | C11H5ClN4O2 |
| Molecular Weight: | 260.64 |
Zopiclone impurity B
| Product Code: | Ax-IMP1047 |
| CAS Number: | 43200-81-3 |
| Synonyms: | 6-(5-chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one |
| Molecular Formula: | C11H7ClN4O2 |
| Molecular Weight: | 262.65 |
Promethazine Sulfoxide
| Product Code: | Ax-IMP1046 |
| CAS Number: | 7640-51-9 |
| Synonyms: | 10-(2-(dimethylamino)propyl)-10H-phenothiazine 5-oxide |
| Molecular Formula: | C17H20N2OS |
| Molecular Weight: | 300.42 |
Promethazine Process Impurity
| Product Code: | Ax-IMP1045 |
| CAS Number: | 86382-43-6 |
| Synonyms: | N,N-dimethyl-2-(10H-phenothiazin-10-yl)propanamide |
| Molecular Formula: | C17H18N2OS |
| Molecular Weight: | 298.4 |
Iso Promethazine hydrochloride
| Product Code: | Ax-IMP1044 |
| CAS Number: | 5568-90-1 |
| Synonyms: | N,N-dimethyl-2-(10H-phenothiazin-10-yl)propan-1-amine hydrochloride |
| Molecular Formula: | C17H20N2S•HCl |
| Molecular Weight: | 320.88 |
Artemether Impurity C
| Product Code: | Ax-IMP1043 |
| CAS Number: | 181528-64-3 |
| Synonyms: | (3aS,4R,6aS,7R,8S,10S,10aR)-8-methoxy-4,7-dimethyloctahydro-2H,10H-furo[3,2-i]isochromen-10-yl acetate |
| Molecular Formula: | C16H26O5 |
| Molecular Weight: | 298.38 |
Artemether Impurity A
| Product Code: | Ax-IMP1042 |
| CAS Number: | 1093625-96-7 |
| Synonyms: | 2-(4-methyl-2-oxo-3-(3-oxobutyl)cyclohexyl)propanal |
| Molecular Formula: | C14H22O3 |
| Molecular Weight: | 238.33 |
Temozolomide Working standard
| Product Code: | Ax-IMP1037 |
| CAS Number: | 85622-93-1 |
| Synonyms: | 3-methyl-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide |
| Molecular Formula: | C6H6N6O2 |
| Molecular Weight: | 194.15 |