Atorvastatin Related Products
Atorvastatin is a medication commonly used to lower cholesterol levels, specifically low-density lipoprotein (LDL) or "bad" cholesterol, and triglycerides in the blood. It's part of a class of drugs known as statins, which work by inhibiting an enzyme in the liver called HMG-CoA reductase.
Vsquare is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Atorvastatin, pharmacopeial and non-pharmacopeial Atorvastatin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Atorvastatin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.
Atorvastatin-related products are thoroughly characterized. Atorvastatin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.
Pharmaceutical Reference Standards
(3R,5R)-Atorvastatin Amide
| VS CAT No | : VS-A037084 |
| CAS No | : 2125501-02-0 |
| Mol.F. | : C33H36FN3O4 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
(3R,5S)-Atorvastatin
| VS CAT No | : VS-A037015 |
| CAS No | : 651770-09-1 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 558.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1312366-79-2 (Ca salt) |
(3R,5S)-Atorvastatin Calcium salt
| VS CAT No | : VS-A037072 |
| CAS No | : 1312366-79-2 |
| Mol.F. | : C33H35FN2O5 : 1/2(Ca) |
| Mol.Wt. | : 558.7 : 1/2 (40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 651770-09-1 (free base) |
3-Des Hydroxy Atorvastatin
| VS CAT No | : VS-A037148 |
| CAS No | : 887196-26-1 |
| Mol.F. | : C33H35FN2O4 |
| Mol.Wt. | : 542.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin (3S,5R)-Isomer Methyl Ester
| VS CAT No | : VS-A037016 |
| CAS No | : NA |
| Mol.F. | : C34H37FN2O5 |
| Mol.Wt. | : 572.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 2-Fluoro Analog
| VS CAT No | : VS-A037019 |
| CAS No | : 2243639-97-4 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 558.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 2243639-98-5 (Ca salt) |
Atorvastatin 2-Hydroxy Analog
| VS CAT No | : VS-A037116 |
| CAS No | : 214217-86-4 |
| Mol.F. | : C33H35FN2O6 |
| Mol.Wt. | : 574.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 265989-46-6 (Ca salt) ; 163217-75-2 (Na salt) |
Atorvastatin 2-Hydroxy Analog Calcium salt
| VS CAT No | : VS-A037021 |
| CAS No | : 265989-46-6 |
| Mol.F. | : C33H34FN2O6 : 1/2(Ca) |
| Mol.Wt. | : 574.7 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 214217-86-4 (free base) ; 163217-75-2 (Na salt) |
Atorvastatin 2-Hydroxy Analog Sodium salt
| VS CAT No | : VS-A037023 |
| CAS No | : 163217-75-2 |
| Mol.F. | : C33H34FN2O6 : Na |
| Mol.Wt. | : 573.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 265989-46-6 (Ca salt) |
Atorvastatin 2-Hydroxy Lactone
| VS CAT No | : VS-A037022 |
| CAS No | : 163217-74-1 |
| Mol.F. | : C33H33FN205 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 2,3-Anhydro Lactone
| VS CAT No | : VS-A037018 |
| CAS No | : 442851-50-5 |
| Mol.F. | : C33H31FN2O3 |
| Mol.Wt. | : 522.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 2,3,4,5-Dianhydro Acid
| VS CAT No | : VS-A037017 |
| CAS No | : 2588261-49-6 |
| Mol.F. | : C33H31FN2O3 |
| Mol.Wt. | : 522.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 2588261-50-9 (Ca salt) |
Atorvastatin 2,3,4,5-Dianhydro Acid Calcium salt
| VS CAT No | : VS-A037090 |
| CAS No | : 2588261-50-9 |
| Mol.F. | : C33H31FN2O3 : 1/2(Ca) |
| Mol.Wt. | : 522.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 2588261-49-6 |
Atorvastatin 3-Deoxy-Hept-2-Enoic Acid Ethyl Ester
| VS CAT No | : VS-A037024 |
| CAS No | : 1624328-52-4 |
| Mol.F. | : C35H37FN2O4 |
| Mol.Wt. | : 568.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 3-Oxo Methyl Ester
| VS CAT No | : VS-A037028 |
| CAS No | : 110862-47-0 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 570.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 3-Oxopropyl Impurity
| VS CAT No | : VS-A037029 |
| CAS No | : 110862-46-9 |
| Mol.F. | : C29H27FN2O2 |
| Mol.Wt. | : 454.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 4-Hydroxy Calcium
| VS CAT No | : VS-A037030 |
| CAS No | : 1263176-34-6 |
| Mol.F. | : C33H34FN2O6 : 1/2(Ca) |
| Mol.Wt. | : 573.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
Atorvastatin 4-Hydroxy Disodium Salt
| VS CAT No | : VS-A037031 |
| CAS No | : 214217-88-6 |
| Mol.F. | : C33H33FN2NaO6 : Na |
| Mol.Wt. | : 595.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 4-Hydroxy Lactone
| VS CAT No | : VS-A037032 |
| CAS No | : 163217-70-7 |
| Mol.F. | : C33H33FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 5-O-Methyl Sodium
| VS CAT No | : VS-A037033 |
| CAS No | : NA |
| Mol.F. | : C34H36FN2O5 : Na |
| Mol.Wt. | : 571.7 : 23.0 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 5-Oxo Acid
| VS CAT No | : VS-A037034 |
| CAS No | : 1391052-82-6 |
| Mol.F. | : C33H33FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin 5-Oxo Acid (Sodium salt)
| VS CAT No | : VS-A037146 |
| CAS No | : NA |
| Mol.F. | : C33H33FN2O5 : Na |
| Mol.Wt. | : 556.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1391052-82-6 (free base) |
Atorvastatin Acetonide Methyl Ester
| VS CAT No | : VS-A037036 |
| CAS No | : 1353049-81-6 |
| Mol.F. | : C37H41FN2O5 |
| Mol.Wt. | : 612.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acetonide t-Butyl Ester (3S,5S)-Isomer
| VS CAT No | : VS-A037037 |
| CAS No | : 472967-95-6 |
| Mol.F. | : C40H47FN2O5 |
| Mol.Wt. | : 654.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acetonide t-Butyl Ester (4S, 6R)-Isomer
| VS CAT No | : VS-A037038 |
| CAS No | : 1105067-90-0 |
| Mol.F. | : C40H47FN2O5 |
| Mol.Wt. | : 654.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6R)-Isomer
| VS CAT No | : VS-A037039 |
| CAS No | : 125971-94-0 |
| Mol.F. | : C14H23NO4 |
| Mol.Wt. | : 269.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acetonide t-Butyl Ester Side Chain (4S,6R)-Isomer
| VS CAT No | : VS-A037041 |
| CAS No | : 186508-95-2 |
| Mol.F. | : C14H23NO4 |
| Mol.Wt. | : 269.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acetonide t-Butyl Ester Side Chain (4S,6S)-Isomer
| VS CAT No | : VS-A037042 |
| CAS No | : 196085-85-5 |
| Mol.F. | : C14H23NO4 |
| Mol.Wt. | : 269.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acid
| VS CAT No | : VS-A037043 |
| CAS No | : 134523-00-5 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 558.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 134523-01-6 (Na salt) ; 134523-03-8 (Ca salt) |
Atorvastatin Acid Isopropyl Ester
| VS CAT No | : VS-A037045 |
| CAS No | : 1035205-25-4 |
| Mol.F. | : C36H41FN2O5 |
| Mol.Wt. | : 600.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Acid Sodium salt
| VS CAT No | : VS-A037025 |
| CAS No | : 134523-01-6 |
| Mol.F. | : C33H34FN2O5 : Na |
| Mol.Wt. | : 557.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 134523-00-5 (free base) ; 134523-03-8 (Ca salt) |
Atorvastatin Acyl-beta-D-Glucuronide
| VS CAT No | : VS-A037048 |
| CAS No | : 463962-58-5 |
| Mol.F. | : C39H43FN2O11 |
| Mol.Wt. | : 734.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Amide
| VS CAT No | : VS-A037097 |
| CAS No | : 2733752-57-1 |
| Mol.F. | : C40H52FN3O8 |
| Mol.Wt. | : 721.9 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Calcium
| VS CAT No | : VS-A037082 |
| CAS No | : 134523-03-8 |
| Mol.F. | : C33H34FN2O5 : 1/2(Ca) |
| Mol.Wt. | : 557.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 344423-98-9 (Ca salt Trihydrate) |
Atorvastatin Calcium Lactone Diepoxide
| VS CAT No | : VS-A037095 |
| CAS No | : NA |
| Mol.F. | : C33H32FN2O6 : Ca |
| Mol.Wt. | : 571.6 : 40.1 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1046118-40-4 (free base) |
Atorvastatin Calcium Propylene Glycol Solvate
| VS CAT No | : VS-A037124 |
| CAS No | : 1040350-07-9 |
| Mol.F. | : C33H35FN2O5 : 1/2(Ca) : C3H8O2 |
| Mol.Wt. | : 558.7 : 1/2(40.1) : 76.1 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 134523-00-5 (free base) ; 134523-01-6 (Na salt) ; 134523-03-8 (Ca salt) |
Atorvastatin Calcium Trihydrate
| VS CAT No | : VS-A037001 |
| CAS No | : 344423-98-9 |
| Mol.F. | : C33H34FN2O5 : 1/2(Ca) : 3/2H2O |
| Mol.Wt. | : 557.6 : 1/2(40.1) : 3/2(18.0) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 134523-00-5 (free base) ; 134523-01-6 (Na salt) ; 134523-03-8 (Ca salt) |
Atorvastatin Diamino Impurity
| VS CAT No | : VS-A037078 |
| CAS No | : 1116118-82-1 |
| Mol.F. | : C50H64FN3O8 |
| Mol.Wt. | : 854.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Diamino Impurity
| VS CAT No | : VS-A037140 |
| CAS No | : 2299304-89-3 |
| Mol.F. | : C24H44N2O7 |
| Mol.Wt. | : 472.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Diepoxide
| VS CAT No | : VS-A037117 |
| CAS No | : 887470-43-1 |
| Mol.F. | : C33H35FN2O7 |
| Mol.Wt. | : 590.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1807481-01-1 (Ca salt) |
Atorvastatin Diepoxide Calcium Salt
| VS CAT No | : VS-A037050 |
| CAS No | : 1807481-01-1 |
| Mol.F. | : C33H34FN2O7 : 1/2(Ca) |
| Mol.Wt. | : 589.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887470-43-1 (free base) |
Atorvastatin Difluoro Impurity
| VS CAT No | : VS-A037127 |
| CAS No | : 693793-82-7 |
| Mol.F. | : C26H23F2NO3 |
| Mol.Wt. | : 435.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Diketo Amide 2-Fluoro Analog
| VS CAT No | : VS-A037052 |
| CAS No | : 1797905-42-0 |
| Mol.F. | : C26H24FNO3 |
| Mol.Wt. | : 417.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Diketo Amide Impurity
| VS CAT No | : VS-A037053 |
| CAS No | : 125971-96-2 |
| Mol.F. | : C26H24FNO3 |
| Mol.Wt. | : 417.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Diketoene Impurity
| VS CAT No | : VS-A037054 |
| CAS No | : 1331869-19-2 |
| Mol.F. | : C26H22FNO3 |
| Mol.Wt. | : 415.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Diol Methyl Ester
| VS CAT No | : VS-A037128 |
| CAS No | : NA |
| Mol.F. | : C34H38FN3O5 |
| Mol.Wt. | : 587.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity A (Sodium salt)
| VS CAT No | : VS-A037002 |
| CAS No | : 1516864-05-3 |
| Mol.F. | : C33H35N2O5 : Na |
| Mol.Wt. | : 539.7 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 433289-84-0 (free base) ; 433289-83-9 (Calcium salt) |
Atorvastatin EP Impurity A Calcium salt
| VS CAT No | : VS-A037109 |
| CAS No | : 433289-83-9 |
| Mol.F. | : C33H35N2O5 : 1/2(Ca) |
| Mol.Wt. | : 539.7 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 433289-84-0 (free base) ; 1516864-05-3 (Na salt) |
Atorvastatin EP Impurity B
| VS CAT No | : VS-A037003 |
| CAS No | : 842103-12-2 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 558.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 840528-19-0 (Ca salt) |
Atorvastatin EP Impurity B Calcium salt
| VS CAT No | : VS-A037110 |
| CAS No | : 840528-19-0 |
| Mol.F. | : C33H34FN2O5 : 1/2(Ca) |
| Mol.Wt. | : 557.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 842103-12-2 (free base) |
Atorvastatin EP Impurity C (Calcium Salt)
| VS CAT No | : VS-A037004 |
| CAS No | : 693793-53-2 |
| Mol.F. | : C33H34F2N2O5 : 1/2(Ca) |
| Mol.Wt. | : 576.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 693794-20-6 (free base) ; 1807481-00-0 (Na salt) |
Atorvastatin EP Impurity C Sodium salt
| VS CAT No | : VS-A037086 |
| CAS No | : 1807481-00-0 |
| Mol.F. | : C33H34F2N2O5 : Na |
| Mol.Wt. | : 576.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 693793-53-2 (Ca salt) ; 693794-20-6 (free base) |
Atorvastatin EP Impurity D
| VS CAT No | : VS-A037071 |
| CAS No | : NA |
| Mol.F. | : C26H22FNO4 : C26H24FNO5 |
| Mol.Wt. | : 431.5 : 449.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity D (D1)
| VS CAT No | : VS-A037005 |
| CAS No | : 148146-51-4 |
| Mol.F. | : C26H22FNO4 |
| Mol.Wt. | : 431.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity D (D2)
| VS CAT No | : VS-A037055 |
| CAS No | : 873950-19-7 |
| Mol.F. | : C26H24FNO5 |
| Mol.Wt. | : 449.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity E
| VS CAT No | : VS-A037093 |
| CAS No | : 501121-34-2 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 558.2 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1428118-38-0 (Na salt) ; 1105067-88-6 (Ca salt) |
Atorvastatin EP Impurity E (Na salt)
| VS CAT No | : VS-A037006 |
| CAS No | : 1428118-38-0 |
| Mol.F. | : C33H34FN2O5 : Na |
| Mol.Wt. | : 557.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 501121-34-2 (free base) ; 1105067-88-6 (Ca salt) |
Atorvastatin EP Impurity E Calcium salt
| VS CAT No | : VS-A037066 |
| CAS No | : 1105067-88-6 |
| Mol.F. | : C33H34FN2O5 : 1/2(Ca) |
| Mol.Wt. | : 557.6 : 1/2 (40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1428118-38-0 (Na salt) ; 501121-34-2 (free base) |
Atorvastatin EP Impurity F
| VS CAT No | : VS-A037007 |
| CAS No | : 887196-24-9 |
| Mol.F. | : C40H48FN3O8 |
| Mol.Wt. | : 717.8 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1371615-56-3 (Na salt) ; 2093520-34-2 (K salt) ; 1105067-87-5 (Ca salt) |
Atorvastatin EP Impurity F (Calcium Salt)
| VS CAT No | : VS-A037049 |
| CAS No | : 1105067-87-5 |
| Mol.F. | : C40H48FN3O8 : 1/2(Ca) |
| Mol.Wt. | : 717.8 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1371615-56-3 (Na salt) ; 2093520-34-2 (K salt) ; 887196-24-9 (free base) |
Atorvastatin EP Impurity F Sodium sal
| VS CAT No | : VS-A037112 |
| CAS No | : 1371615-56-3 |
| Mol.F. | : C40H47FN3O8 : Na |
| Mol.Wt. | : 716.8 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887196-24-9 (free base) ; 2093520-34-2 (K salt) ; 1105067-87-5 (Ca salt) |
Atorvastatin EP Impurity G
| VS CAT No | : VS-A037073 |
| CAS No | : 887324-53-0 |
| Mol.F. | : C34H37FN2O5 |
| Mol.Wt. | : 572.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887196-29-4 (Ca salt) |
Atorvastatin EP Impurity G (Calcium Salt)
| VS CAT No | : VS-A037008 |
| CAS No | : 887196-29-4 |
| Mol.F. | : C34H36FN2O5 : 1/2(Ca) |
| Mol.Wt. | : 571.7 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887324-53-0 (free base) |
Atorvastatin EP Impurity H
| VS CAT No | : VS-A037009 |
| CAS No | : 125995-03-1 |
| Mol.F. | : C33H33FN2O4 |
| Mol.Wt. | : 540.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity I
| VS CAT No | : VS-A037010 |
| CAS No | : 125971-95-1 |
| Mol.F. | : C40H47FN2O5 |
| Mol.Wt. | : 654.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity J
| VS CAT No | : VS-A037012 |
| CAS No | : 1105067-93-3 |
| Mol.F. | : C33H33FN2O4 |
| Mol.Wt. | : 540.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity J (Calcium salt)
| VS CAT No | : VS-A037104 |
| CAS No | : NA |
| Mol.F. | : C33H32FN2O4 : 1/2(Ca) |
| Mol.Wt. | : 539.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1105067-93-3 (free base) |
Atorvastatin EP Impurity K
| VS CAT No | : VS-A037046 |
| CAS No | : 345891-62-5 |
| Mol.F. | : C34H37FN2O5 |
| Mol.Wt. | : 572.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity M
| VS CAT No | : VS-A037044 |
| CAS No | : 1146977-93-6 |
| Mol.F. | : C35H39FN2O5 |
| Mol.Wt. | : 586.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity Mixture (E & H)
| VS CAT No | : VS-A037149 |
| CAS No | : NA |
| Mol.F. | : C33H35FN2O5 : C33H33FN2O4 |
| Mol.Wt. | : 558.7 : 540.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity N
| VS CAT No | : VS-A037047 |
| CAS No | : 134395-00-9 |
| Mol.F. | : C37H43FN2O5 |
| Mol.Wt. | : 614.9 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity O
| VS CAT No | : VS-A037107 |
| CAS No | : 887196-30-7 |
| Mol.F. | : C33H33FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin EP Impurity O Sodium salt
| VS CAT No | : VS-A037027 |
| CAS No | : NA |
| Mol.F. | : C33H32FN2O5 : Na |
| Mol.Wt. | : 555.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887196-30-7 (free base) |
Atorvastatin EP Impurity P
| VS CAT No | : VS-A037035 |
| CAS No | : 581772-29-4 |
| Mol.F. | : C36H39FN2O5 |
| Mol.Wt. | : 598.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 929540-41-0 (Ca salt) ; 862260-38-6 (Na salt) |
Atorvastatin EP Impurity P (Sodium salt)
| VS CAT No | : VS-A037081 |
| CAS No | : 862260-38-6 |
| Mol.F. | : C36H39FN2O5 : Na |
| Mol.Wt. | : 598.7 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 581772-29-4 (free base) ; 929540-41-0 (Ca salt) |
Atorvastatin EP Impurity Q
| VS CAT No | : VS-A037074 |
| CAS No | : 906552-18-9 |
| Mol.F. | : C33H35FN2O6 |
| Mol.Wt. | : 574.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1046118-41-5 (Ca salt) |
Atorvastatin Epoxy Pyrrolooxazin 6-Hydroxy Analog (USP)
| VS CAT No | : VS-A037057 |
| CAS No | : 1316291-19-6 |
| Mol.F. | : C33H34FN2O7 : Na |
| Mol.Wt. | : 589.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 873950-17-5 (free base) |
Atorvastatin Epoxy Pyrrolooxazin Tricyclic Analog
| VS CAT No | : VS-A037013 |
| CAS No | : NA |
| Mol.F. | : C33H33FN2O6 |
| Mol.Wt. | : 572.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 10
| VS CAT No | : VS-A037051 |
| CAS No | : 2588261-36-1 |
| Mol.F. | : C37H44N2O5 |
| Mol.Wt. | : 596.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 11
| VS CAT No | : VS-A037067 |
| CAS No | : 616201-27-5 |
| Mol.F. | : C38H43FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 13
| VS CAT No | : VS-A037075 |
| CAS No | : 62148-67-8 |
| Mol.F. | : C14H10ClFO |
| Mol.Wt. | : 248.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 14
| VS CAT No | : VS-A037076 |
| CAS No | : 1403667-07-1 |
| Mol.F. | : C14H9Cl2FO |
| Mol.Wt. | : 283.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 15
| VS CAT No | : VS-A037079 |
| CAS No | : 444577-70-2 |
| Mol.F. | : C26H25NO3 |
| Mol.Wt. | : 399.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 16
| VS CAT No | : VS-A037080 |
| CAS No | : 363599-73-9 |
| Mol.F. | : C36H39FN2O5 |
| Mol.Wt. | : 598.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1402828-92-5 (Ca salt) |
Atorvastatin Impurity 17
| VS CAT No | : VS-A037083 |
| CAS No | : 666714-64-3 |
| Mol.F. | : C26H23FN2O |
| Mol.Wt. | : 398.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 18
| VS CAT No | : VS-A037085 |
| CAS No | : 141942-85-0 |
| Mol.F. | : C7H11NO3 |
| Mol.Wt. | : 157.2 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 21
| VS CAT No | : VS-A037092 |
| CAS No | : NA |
| Mol.F. | : C37H43N3O6 |
| Mol.Wt. | : 625.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 22
| VS CAT No | : VS-A037096 |
| CAS No | : 265989-44-4 |
| Mol.F. | : C33H35FN2O6 : 1/2(Ca) |
| Mol.Wt. | : 574.6 : 1/2 (40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 214217-88-6 (free base) |
Atorvastatin Impurity 23
| VS CAT No | : VS-A037098 |
| CAS No | : 366-68-7 |
| Mol.F. | : C14H10F2O |
| Mol.Wt. | : 232.2 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 24
| VS CAT No | : VS-A037099 |
| CAS No | : 77294-82-7 |
| Mol.F. | : C14H11FO |
| Mol.Wt. | : 214.2 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 25
| VS CAT No | : VS-A037100 |
| CAS No | : NA |
| Mol.F. | : C26H23ClFNO3 |
| Mol.Wt. | : 451.9 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 26
| VS CAT No | : VS-A037101 |
| CAS No | : 912998-82-4 |
| Mol.F. | : C21H21FO4 |
| Mol.Wt. | : 356.4 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 27
| VS CAT No | : VS-A037102 |
| CAS No | : NA |
| Mol.F. | : C26H25NO3 |
| Mol.Wt. | : 399.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 28
| VS CAT No | : VS-A037103 |
| CAS No | : 2514955-94-1 |
| Mol.F. | : C14H9Br2FO |
| Mol.Wt. | : 372.0 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 29
| VS CAT No | : VS-A037106 |
| CAS No | : 125971-93-9 |
| Mol.F. | : C11H19NO4 |
| Mol.Wt. | : 229.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 30
| VS CAT No | : VS-A037122 |
| CAS No | : 77294-83-8 |
| Mol.F. | : C14H10ClFO |
| Mol.Wt. | : 248.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 31
| VS CAT No | : VS-A037123 |
| CAS No | : 125988-01-4 |
| Mol.F. | : C11H17NO4 |
| Mol.Wt. | : 227.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 32
| VS CAT No | : VS-A037125 |
| CAS No | : 2591410-04-5 |
| Mol.F. | : C33H33FN2O6 |
| Mol.Wt. | : 572.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 33
| VS CAT No | : VS-A037126 |
| CAS No | : 40281-50-3 |
| Mol.F. | : C14H11FO |
| Mol.Wt. | : 214.2 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 34
| VS CAT No | : VS-A037130 |
| CAS No | : 1817798-20-1 |
| Mol.F. | : C26H24FNO3 |
| Mol.Wt. | : 417.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 35
| VS CAT No | : VS-A037131 |
| CAS No | : NA |
| Mol.F. | : C27H29FNO6 : 1/2(Ca) |
| Mol.Wt. | : 482.5 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 36
| VS CAT No | : VS-A037132 |
| CAS No | : 347-84-2 |
| Mol.F. | : C14H11FO |
| Mol.Wt. | : 214.2 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 37
| VS CAT No | : VS-A037133 |
| CAS No | : 88675-31-4 |
| Mol.F. | : C14H10BrFO |
| Mol.Wt. | : 293.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 38
| VS CAT No | : VS-A037134 |
| CAS No | : 124401-38-3 |
| Mol.F. | : C12H15NO2 |
| Mol.Wt. | : 205.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 39
| VS CAT No | : VS-A037136 |
| CAS No | : NA |
| Mol.F. | : C11H21NO4 |
| Mol.Wt. | : 231.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 40
| VS CAT No | : VS-A037137 |
| CAS No | : 1198087-00-1 |
| Mol.F. | : C26H24FNO3 |
| Mol.Wt. | : 417.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 41
| VS CAT No | : VS-A037138 |
| CAS No | : 125971-57-5 |
| Mol.F. | : C19H19NO2 |
| Mol.Wt. | : 293.4 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 42
| VS CAT No | : VS-A037139 |
| CAS No | : 54016-70-5 |
| Mol.F. | : C8H14NOS : Br |
| Mol.Wt. | : 172.3 : 79.9 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 45892-42-0 (free base) |
Atorvastatin Impurity 43
| VS CAT No | : VS-A037142 |
| CAS No | : NA |
| Mol.F. | : C60H81FN4O11 |
| Mol.Wt. | : 1053.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 44
| VS CAT No | : VS-A037143 |
| CAS No | : NA |
| Mol.F. | : C47H60FN4O11 : Ca |
| Mol.Wt. | : 876.0 : 40.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 45
| VS CAT No | : VS-A037144 |
| CAS No | : NA |
| Mol.F. | : C33H31FN2O3 |
| Mol.Wt. | : 522.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 46
| VS CAT No | : VS-A037145 |
| CAS No | : 31315-51-2 |
| Mol.F. | : C14H10Cl2O |
| Mol.Wt. | : 265.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 47
| VS CAT No | : VS-A037150 |
| CAS No | : 2409556-65-4 |
| Mol.F. | : C44H56FN3O8 |
| Mol.Wt. | : 773.9 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 48
| VS CAT No | : VS-A037151 |
| CAS No | : 125995-13-3 |
| Mol.F. | : C14H27NO4 |
| Mol.Wt. | : 273.4 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 931114-37-3 (HCl salt) |
Atorvastatin Impurity 49
| VS CAT No | : VS-A037154 |
| CAS No | : 1428118-12-0 |
| Mol.F. | : C37H43FN2O5 |
| Mol.Wt. | : 614.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 50
| VS CAT No | : VS-A037155 |
| CAS No | : 2588261-40-7 |
| Mol.F. | : C37H42F2N2O5 |
| Mol.Wt. | : 632.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 51
| VS CAT No | : VS-A037158 |
| CAS No | : 947262-20-6 |
| Mol.F. | : C37H41FN2O5 |
| Mol.Wt. | : 612.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 52
| VS CAT No | : VS-A037159 |
| CAS No | : NA |
| Mol.F. | : C35H39FN2O5 |
| Mol.Wt. | : 586.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 53
| VS CAT No | : VS-A037160 |
| CAS No | : 186508-94-1 |
| Mol.F. | : C11H19NO4 |
| Mol.Wt. | : 229.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 54
| VS CAT No | : VS-A037161 |
| CAS No | : 2088732-00-5 |
| Mol.F. | : C11H19NO4 |
| Mol.Wt. | : 229.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 55
| VS CAT No | : VS-A037162 |
| CAS No | : 1105067-89-7 |
| Mol.F. | : C14H27NO4 |
| Mol.Wt. | : 273.4 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 56
| VS CAT No | : VS-A037163 |
| CAS No | : 1371615-55-2 |
| Mol.F. | : C47H60FN3O8 |
| Mol.Wt. | : 814.0 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 57
| VS CAT No | : VS-A037164 |
| CAS No | : 124401-38-3 |
| Mol.F. | : C12H15NO2 |
| Mol.Wt. | : 205.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Impurity 58
| VS CAT No | : VS-A037165 |
| CAS No | : 95537-36-3 |
| Mol.F. | : C6H11BrO3 |
| Mol.Wt. | : 211.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Lactone 3-O-Methyl Ether
| VS CAT No | : VS-A037058 |
| CAS No | : NA |
| Mol.F. | : C34H35FN2O4 |
| Mol.Wt. | : 554.7 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Lactone Dimer
| VS CAT No | : VS-A037059 |
| CAS No | : NA |
| Mol.F. | : C66H66F2N4O8 |
| Mol.Wt. | : 1081.3 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Oxirane Impurity
| VS CAT No | : VS-A037060 |
| CAS No | : 1246818-88-1 |
| Mol.F. | : C26H24FNO3 |
| Mol.Wt. | : 417.5 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Phenyl Amino Impurity
| VS CAT No | : VS-A037069 |
| CAS No | : NA |
| Mol.F. | : C39H40FN3O4 |
| Mol.Wt. | : 633.8 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Pyrrolidine Phenanthrene Calcium
| VS CAT No | : VS-A037094 |
| CAS No | : NA |
| Mol.F. | : C33H33N2O6 : Ca |
| Mol.Wt. | : 553.6 : 40.1 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Pyrrolidone Analog Sodium salt (USP)
| VS CAT No | : VS-A037014 |
| CAS No | : 148217-40-7 |
| Mol.F. | : C33H34FN2O6 : Na |
| Mol.Wt. | : 573.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 691844-60-7 (free base) |
Atorvastatin Pyrrolidone Lactone (USP)
| VS CAT No | : VS-A037061 |
| CAS No | : 906552-19-0 |
| Mol.F. | : C33H33FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Pyrrolidone Methyl Ester
| VS CAT No | : VS-A037062 |
| CAS No | : 1795790-02-1 |
| Mol.F. | : C34H37FN2O6 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Pyrrolidone Phenanthrene
| VS CAT No | : VS-A037118 |
| CAS No | : 148217-41-8 |
| Mol.F. | : C33H32FN2O6 : Na |
| Mol.Wt. | : 571.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 745763-42-2 (free base) ; 148127-12-2 (Calcium salt) |
Atorvastatin Pyrrolidone Phenanthrene Calcium salt
| VS CAT No | : VS-A037063 |
| CAS No | : 148127-12-2 |
| Mol.F. | : C33H32FN2O6 : 1/2(Ca) |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 745763-42-2 (free base) |
Atorvastatin Pyrrolidone Phenanthrene Lactone
| VS CAT No | : VS-A037064 |
| CAS No | : 1795791-15-9 |
| Mol.F. | : C33H31FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Pyrrolidone Phenanthrene Methyl Ester
| VS CAT No | : VS-A037065 |
| CAS No | : 906552-20-3 |
| Mol.F. | : C34H35FN2O6 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Atorvastatin Pyrrolidone Phenanthrene Sodium salt (R,R)
| VS CAT No | : VS-A037068 |
| CAS No | : 1428125-03-4 |
| Mol.F. | : C33H32FN2O6 : Na |
| Mol.Wt. | : 571.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1046533-62-3 (free base) |
Atorvastatin Triamino Impurity
| VS CAT No | : VS-A037141 |
| CAS No | : NA |
| Mol.F. | : C34H61N3O10 |
| Mol.Wt. | : 671.9 |
| Inv. Status | : Custom Synthesis |
Atorvastatin USP Related Compound B
| VS CAT No | : VS-A037114 |
| CAS No | : 887324-52-9 |
| Mol.F. | : C33H35FN2O5 |
| Mol.Wt. | : 558.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887196-25-0 (Ca salt) |
Atorvastatin USP Related Compound B Sodium salt
| VS CAT No | : VS-A037070 |
| CAS No | : NA |
| Mol.F. | : C33H35FN2O5 : Na |
| Mol.Wt. | : 558.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887324-52-9 (free base) ; 887196-25-0 (Calcium salt) |
Atorvastatin USP Related Compound B (Calcium)
| VS CAT No | : VS-A037011 |
| CAS No | : 887196-25-0 |
| Mol.F. | : C33H34FN2O5 : 1/2(ca) |
| Mol.Wt. | : 557.6 : 1/2(40.1) |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 887324-52-9 (free base) |
Defluoro Atorvastatin Acetonide tert-Butyl Ester
| VS CAT No | : VS-A037077 |
| CAS No | : 1105067-91-1 |
| Mol.F. | : C40H48N2O5 |
| Mol.Wt. | : 636.8 |
| Inv. Status | : Custom Synthesis |
Ortho-Hydroxy Atorvastatin Glucuronide
| VS CAT No | : VS-A037153 |
| CAS No | : NA |
| Mol.F. | : C39H45FN2O12 |
| Mol.Wt. | : 752.8 |
| Inv. Status | : Custom Synthesis |
Para-Hdroxy Atorvastatin Glucuronide
| VS CAT No | : VS-A037152 |
| CAS No | : NA |
| Mol.F. | : C39H45FN2O12 |
| Mol.Wt. | : 752.8 |
| Inv. Status | : Custom Synthesis |
Phenanthrene Atorvastatin
| VS CAT No | : VS-A037091 |
| CAS No | : 1046533-62-3 |
| Mol.F. | : C33H33FN2O6 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
Pyrrolidone Atorvastatin
| VS CAT No | : VS-A037088 |
| CAS No | : 496060-54-9 |
| Mol.F. | : C33H35FN2O6 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
rac-3-Oxo Atorvastatin
| VS CAT No | : VS-A037156 |
| CAS No | : 1391194-36-7 |
| Mol.F. | : C33H33FN2O5 |
| Mol.Wt. | : 556.6 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1391052-00-8 (sodium salt) |
rac-3-Oxo Atorvastatin Calcium Salt
| VS CAT No | : VS-A037105 |
| CAS No | : NA |
| Mol.F. | : C33H32FN2O5 : 1/2(Ca) |
| Mol.Wt. | : 555.6 : 40.1 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1391194-36-7 (free base) ; 1391052-00-8 (Sodium salt) |
rac-3-Oxo Atorvastatin Sodium Salt
| VS CAT No | : VS-A037157 |
| CAS No | : 1391052-00-8 |
| Mol.F. | : C33H32FN2O5 : Na |
| Mol.Wt. | : 555.6 : 23.0 |
| Inv. Status | : Custom Synthesis |
Stable Isotopes And Metabolites
2-Hydroxy Atorvastatin D5
| VS CAT No | : VS-A037D06 |
| CAS No | : 777841-55-1 |
| Mol.F. | : C33H30D5FN2O6 |
| Mol.Wt. | : 579.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 1276537-19-9 (Na salt) ; 265989-47-7 (Calcium salt) |
2-Hydroxy Atorvastatin Lactone-d5
| VS CAT No | : VS-A037D04 |
| CAS No | : 265989-50-2 |
| Mol.F. | : C33H28D5FN2O5 |
| Mol.Wt. | : 561.7 |
| Inv. Status | : Custom Synthesis |
4-Hydroxy Atorvastatin D5
| VS CAT No | : VS-A037D03 |
| CAS No | : 767274-94-2 |
| Mol.F. | : C33H29D5FN2O6 : Na |
| Mol.Wt. | : 578.7 : 23.0 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 265989-45-5 (calcium salt) |
Atorvastatin D5
| VS CAT No | : VS-A037D01 |
| CAS No | : 749193-45-1 |
| Mol.F. | : C33H29D5FN2O5 |
| Mol.Wt. | : 562.7 |
| Inv. Status | : Custom Synthesis |
| Rel. CAS No | : 222412-87-5 (sodium salt) |
Possible Nitroso Standards
Atorvastatin Nitroso Impurity 1
| VS CAT No | : VS-A037135 |
| CAS No | : NA |
| Mol.F. | : C26H22FN3O2 |
| Mol.Wt. | : 427.5 |
| Inv. Status | : Custom Synthesis |
N-Nitroso Atorvastatin Calcium
| VS CAT No | : VS-A037129 |
| CAS No | : NA |
| Mol.F. | : C33H33FN3O6 : Ca |
| Mol.Wt. | : 586.6 : 40.1 |
| Inv. Status | : Custom Synthesis |