Impurities
Erlotinib Intermediate 1
| Product Code: | Ax-IMP1602 |
| CAS Number: | NA |
| Synonyms: | ethyl 3,4-bis(2-methoxyethoxy)-2-nitrobenzoate |
| Molecular Formula: | C15H21NO8 |
| Molecular Weight: | 343.33 |
Anagliptin impurity
| Product Code: | Ax-IMP1610 |
| CAS Number: | 565452-98-4 |
| Synonyms: | (R)-1-(2-chloroacetyl)pyrrolidine-2-carbonitrile |
| Molecular Formula: | C7H9ClN2O |
| Molecular Weight: | 172.61 |
Anagliptin Process impurity
| Product Code: | Ax-IMP1611 |
| CAS Number: | NA |
| Synonyms: | (S)-1-(2-chloroacetyl)pyrrolidine-2-carboxamide |
| Molecular Formula: | C7H11ClN2O2 |
| Molecular Weight: | 190.63 |
Amlodipine impurity B
| Product Code: | Ax-IMP1608 |
| CAS Number: | 721958-72-1 |
| Synonyms: | 3-ethyl 5-methyl 4-(2-chlorophenyl)-6-methyl-2-((2-(2-(methylcarbamoyl)benzamido)ethoxy)methyl)-1,4-dihydropyridine-3,5-dicarboxylate |
| Molecular Formula: | C29H32ClN3O7 |
| Molecular Weight: | 570.04 |
Benzylpenicillin
| Product Code: | Ax-IMP1612 |
| CAS Number: | 61-33-6 |
| Synonyms: | sodium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate |
| Molecular Formula: | C16H17N2NaO4S |
| Molecular Weight: | 356.37 |
Amoxicillin Related Compound A
| Product Code: | Ax-IMP1613 |
| CAS Number: | 551-16-6 |
| Synonyms: | 6-APA; 6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid |
| Molecular Formula: | C8H12N2O3S |
| Molecular Weight: | 216.26 |
Norfloxacin Process Impurity 4
| Product Code: | Ax-IMP1591 |
| CAS Number: | 70032-16-5 |
| Synonyms: | 7-chloro-6-fluoro-1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid |
| Molecular Formula: | C11H7ClFNO3 |
| Molecular Weight: | 255.63 |
Norfloxacin Process Impurity 3
| Product Code: | Ax-IMP1590 |
| CAS Number: | 70459-06-2 |
| Synonyms: | ethyl 7-chloro-6-fluoro-1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylate |
| Molecular Formula: | C13H11ClFNO3 |
| Molecular Weight: | 283.68 |
Linagliptin Dimer
| Product Code: | Ax-IMP1674 |
| CAS Number: | 1418133-47-7 |
| Synonyms: | 8-((R)-3-aminopiperidin-1-yl)-1-((4-((2-((8-((R)-3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)methyl)-4-methyl-1,4-dihydroquinazolin-4-yl)methyl)quinazolin-2-yl)methyl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione |
| Molecular Formula: | C50H56N16O4 |
| Molecular Weight: | 945.11 |
Linagliptin Process Impurity 1
| Product Code: | Ax-IMP1675 |
| CAS Number: | NA |
| Synonyms: | (S)-8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione |
| Molecular Formula: | C25H28N8O2 |
| Molecular Weight: | 472.55 |