Research Chemicals & Building Blocks

Carbamazepine Process Impurity 1
Product Code Ax-IMP2574
CAS Number 33948-22-0
Molecular Formula C15H10ClNO
Molecular Weight 255.7
Artemether Impurity C
Product Code Ax-IMP1043
CAS Number 181528-64-3
Molecular Formula C16H26O5
Molecular Weight 298.38
Biotin impurity C
Product Code Ax-IMP2575
CAS Number 22342-46-7 (Cis)
Molecular Formula C9H18N2O2S
Molecular Weight 218.32
Iso Promethazine hydrochloride
Product Code Ax-IMP1044
CAS Number 5568-90-1
Molecular Formula C17H20N2S•HCl
Molecular Weight 320.88
Epinephrine Impurity D
Product Code Ax-IMP2581
CAS Number 1095714-91-2
Molecular Formula C16H19NO3
Molecular Weight 273.33
Promethazine Process Impurity
Product Code Ax-IMP1045
CAS Number 86382-43-6
Molecular Formula C17H18N2OS
Molecular Weight 298.4
Promethazine Sulfoxide
Product Code Ax-IMP1046
CAS Number 7640-51-9
Molecular Formula C17H20N2OS
Molecular Weight 300.42
Betahistine Impurity C
Product Code Ax-IMP2583
CAS Number 5452-87-9; 2095467-43-7(HCl)
Molecular Formula C15H19N3
Molecular Weight 241.34
Zopiclone impurity B
Product Code Ax-IMP1047
CAS Number 43200-81-3
Molecular Formula C11H7ClN4O2
Molecular Weight 262.65
Doxorubicinone
Product Code Ax-IMP2582
CAS Number 24385-10-2
Molecular Formula C21H18O9
Molecular Weight 414.37
Zopiclone Process impurity
Product Code Ax-IMP1048
CAS Number 43200-82-4
Molecular Formula C11H5ClN4O2
Molecular Weight 260.64
Cyproheptadine N-Oxide
Product Code Ax-IMP2580
CAS Number 100295-63-4
Molecular Formula C21H21NO
Molecular Weight 303.41
3-Oxo Atorvastatin
Product Code Ax-IMP1050
CAS Number 1391052-00-8
Molecular Formula C33H32FN2NaO5
Molecular Weight 578.62
Venlafaxine Impurity B
Product Code Ax-IMP2578
CAS Number 323176-93-8
Molecular Formula C14H22ClNO3
Molecular Weight 287.78
Venlafaxine impurity E
Product Code Ax-IMP2579
CAS Number 93413-70-8; 93413-56-0(HCl);
Molecular Formula C17H26ClNO2
Molecular Weight 311.85
Atorvastatin Process Impurity 1
Product Code Ax-IMP1051
CAS Number 887196-28-3
Molecular Formula C33H35FN2O4
Molecular Weight 542.65
Rivaroxaban Impurity A
Product Code Ax-IMP2576
CAS Number 931204-39-6 Free base; 931117-61-2 (Acid)
Molecular Formula C19H20CIN3O6S
Molecular Weight 453.89
Atorvastatin Process Impurity 2
Product Code Ax-IMP1052
CAS Number 887196-26-1
Molecular Formula C33H35FN2O4
Molecular Weight 542.65
Rivaroxaban Open-Ring acid Impurity
Product Code Ax-IMP2577
CAS Number 482305-98-6
Molecular Formula C18H20ClN3O4S
Molecular Weight 409.88
Atorvastatin-Phenanthrene
Product Code Ax-IMP1053
CAS Number 148127-12-2
Molecular Formula C33H32FN2O6
Molecular Weight 571.63