Atorvastatin
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Atorvastatin API Reference standards and its EP Impurities, USP Impurities, non pharmacopeial Impurities, listed below & also offered custom synthesis for unknown Impurities. If require any contact info@drjcrbio.com, sales@drjcrbio.com
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Product Name : Atorvastatin FXA Impurity; Atorvastatin Epoxy Pyrrolooxazin 6-Hydroxy Analog (USP) ; Atorvastatin Cyclic Isopropyl Impurity ; Atorvastatin Cyclic 6-Hydroxy Impurity; 1316291-19-6 (sodium salt) ; 873950-17-5 (acid)
Code: JCATS-33 CAS: 1316291-19-6 (sodium salt) ; 873950-17-5 Chemical Formula: C33H35FN2O7 Molecular Weight: 590.64 Category: Atorvastatin Reference Standards/Atorvastatin API Drug Metabolites/Atorvastatin EP Impurities/Atorvastatin USP Impurities Literature: Application: Atorvastatin FXA Impurity ; Atorvastatin Epoxy Pyrrolooxazin 6-Hydroxy Analog (USP) ; Atorvastatin Cyclic Isopropyl Impurity ; Atorvastatin Cyclic 6-Hydroxy Impurity; 1316291-19-6 (sodium salt) ; 873950-17-5 (acid) is useful as reference Impurity standard. 
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Product Name : Atorvastatin FX1 Impurity ; Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog
Code: JCATS-32 CAS: 873950-18-6 Chemical Formula: C33H35FN2O7 Molecular Weight: 590.64 Category: Atorvastatin Reference Standards/Atorvastatin API Drug Metabolites/Atorvastatin EP Impurities/Atorvastatin USP Impurities Literature: Application: Atorvastatin FX1 Impurity ; Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog (USP) ; Atorvastatin Cyclic Fluorophenyl Impurity ; Atorvastatin Cyclic 7-Hydroxy Impurity ; Atorvastatin Degradation Product - A; 1315629-79-8 (sodium salt) ; 873950-18-6 (acid) is useful as reference Impurity standard. 
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Product Name : Atorvastatine protected Diol Desfluoro impurity; tert-butyl (4R,6R)-6-{2-[2-isopropyl-4,5-diphenyl-3-(phenylcarbamoyl)pyrrol-1-yl]ethyl}-2,2-dimethyl-1,3-dioxane-4-acetate;1105067-91-1
Code: JCATS-31 CAS: 1105067-91-1 Chemical Formula: C40H48N2O5 Molecular Weight: 636.83 Category: Atorvastatin Reference Standards/Atorvastatin API Drug Metabolites/Atorvastatin EP Impurities/Atorvastatin USP Impurities Literature: Application: Atorvastatine protected Diol Desfluoro impurity; tert-butyl (4R,6R)-6-{2-[2-isopropyl-4,5-diphenyl-3-(phenylcarbamoyl)pyrrol-1-yl]ethyl}-2,2-dimethyl-1,3-dioxane-4-acetate;1105067-91-1 is useful as reference Impurity standard. ![Atorvastatine protected Diol Desfluoro impurity; tert-butyl (4R,6R)-6-{2-[2-isopropyl-4,5-diphenyl-3-(phenylcarbamoyl)pyrrol-1-yl]ethyl}-2,2-dimethyl-1,3-dioxane-4-acetate;1105067-91-1](https://drjcrbio.com/wp-content/uploads/Atorvastatine-protected-Diol-Desfluoro-impurity-tert-butyl-4R6R-6-2-2-isopropyl-45-diphenyl-3-phenylcarbamoylpyrrol-1-ylethyl-22-dimethyl-13-dioxane-4-acetate1105067-91-1.png)
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Product Name : Atorvastatin Epoxy Tetrahydrofuran Impurity; 4-(4-Fluorophenyl)-2,4-dihydroxy-2-(1-methylethyl)-N,5-diphenyl-3,6-dioxabicyclo[3.1.0]hexane-1-carboxamide;Atorvastatin epoxy tetrahydrofuran impurity Impurity; Atorvastatin epoxy tetrahydrofuran impurity; 873950-19-7
Code: JCATS-30 CAS: 873950-19-7 Chemical Formula: C₂₆H₂₄FNO₅ Molecular Weight: 449.47 Category: Atorvastatin Reference Standards/Atorvastatin API Drug Metabolites/Atorvastatin EP Impurities/Atorvastatin USP Impurities Literature: Application: Atorvastatin Epoxy Tetrahydrofuran Impurity; 4-(4-Fluorophenyl)-2,4-dihydroxy-2-(1-methylethyl)-N,5-diphenyl-3,6-dioxabicyclo[3.1.0]hexane-1-carboxamide;Atorvastatin epoxy tetrahydrofuran impurity Impurity; Atorvastatin epoxy tetrahydrofuran impurity; 873950-19-7 is useful as reference Impurity standard. ![Atorvastatin Epoxy Tetrahydrofuran Impurity; 4-(4-Fluorophenyl)-2,4-dihydroxy-2-(1-methylethyl)-N,5-diphenyl-3,6-dioxabicyclo[3.1.0]hexane-1-carboxamide;Atorvastatin epoxy tetrahydrofuran impurity Impurity; Atorvastatin epoxy tetrahydrofuran impurity; 873950-19-7](https://drjcrbio.com/wp-content/uploads/Atorvastatin-Epoxy-Tetrahydrofuran-Impurity-873950-.png)
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Product Name : m-Isomer of c-964 ;2-(2-(3-Fluorophenyl)-2-oxo-1-phenylethyl)-4-methyl-3-oxo-N-phenylpentanamide | 1817798-20-1
Code: JCATS-29 CAS: 1817798-20-1 Chemical Formula:C26H24FNO3 Molecular Weight:417.47 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: m-Isomer of c-964 ;2-(2-(3-Fluorophenyl)-2-oxo-1-phenylethyl)-4-methyl-3-oxo-N-phenylpentanamide | 1817798-20-1is useful as reference Impurity standard. 
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Product Name : o-Isomer of c-964 ;2-[2-(2-Fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxopentanoic Acid Phenylamide |1797905-42-0
Code: JCATS-28 CAS: 1797905-42-0 Chemical Formula:C26H24FNO3 Molecular Weight:417.47 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: o-Isomer of c-964 ;2-[2-(2-Fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxopentanoic Acid Phenylamide |1797905-42-0 is useful as reference Impurity standard. ![o-Isomer of c-964 ;2-[2-(2-Fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxopentanoic Acid Phenylamide |1797905-42-0](https://drjcrbio.com/wp-content/uploads/1797905-42-0.png)
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Product Name : 2,2-Dichloro-1-(4-fluorophenyl)-2-phenylethan-1-one;2-Phenylethanone, 2,2-dichloro-1-(4-fluorophenyl)- |1403667-07-1
Code: JCATS-27 CAS: 1403667-07-1 Chemical Formula:C14H9Cl2FO Molecular Weight: 283.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,2-Dichloro-1-(4-fluorophenyl)-2-phenylethan-1-one;2-Phenylethanone, 2,2-dichloro-1-(4-fluorophenyl)- |1403667-07-1 is useful as reference Impurity standard. 
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Product Name : Atorvastatin Desfluoro Diol Ester;Atorvastatin Impurity 74
Code: JCATS-26 CAS: 2588261-36-1 Chemical Formula: C37H44N2O5 Molecular Weight: 596.77 Category: Atorvastatin Reference Standards/Atorvastatin API Drug Metabolites/Atorvastatin EP Impurities/Atorvastatin USP Impurities Literature: Application: Atorvastatin Desfluoro Diol Ester;Atorvastatin Impurity 74 is useful as reference Impurity standard. 
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Product Name : Atorvastatin difluoro protected impurity ;tert-butyl 2-((4R,6R)-6-(2-(2,3-bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate
Code: JCATS-25 CAS: NA Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin difluoro protected impurity ;tert-butyl 2-((4R,6R)-6-(2-(2,3-bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate is useful as reference Impurity standard. 
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Product Name : Atorvastatin FX1 Impurity ; ;Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog (USP) ; 1b-(4-Fluorophenyl)hexahydro-β,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-3H-oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic acid sodium salt |873950-18-6
Code: JCATS-24 CAS: 873950-18-6 Chemical Formula: C33H35FN2O7 Molecular Weight: 590.64 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin FX1 Impurity ; ;Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog (USP) ; 1b-(4-Fluorophenyl)hexahydro-β,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-3H-oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic acid sodium salt |873950-18-6 is useful as reference Impurity standard. ![Atorvastatin FX1 Impurity ; ;Atorvastatin Epoxy Pyrrolooxazin 7-Hydroxy Analog (USP) ; 1b-(4-Fluorophenyl)hexahydro-β,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-3H-oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic acid sodium salt |873950-18-6](https://drjcrbio.com/wp-content/uploads/873950-18-6-1.png)
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Product Name : Atorvastatin ADK-2 Impurity ;2-Bromo-1-(4-fluorophenyl)-2-phenylethanone, ; 88675-31-4
Code: JCATS-23 CAS: 88675-31-4 Chemical Formula:C14H10BrFO Molecular Weight: 293.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin ADK-2 Impurity ;2-Bromo-1-(4-fluorophenyl)-2-phenylethanone, ; 88675-31-4 is useful as reference Impurity standard. 
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Product Name : 3-OXO ATORVASTATIN CALCIUM SALT ;(5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(1-methylethyl)-1H-pyrrol-1-yl]-5-hydroxy-3-oxoheptanoic Acid Calcium Salt |887196-30-7
Code: JCATS-22 CAS: 887196-30-7 Chemical Formula: C66H64CaF2N4O10 Molecular Weight: 1151.31 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-OXO ATORVASTATIN CALCIUM SALT ;(5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(1-methylethyl)-1H-pyrrol-1-yl]-5-hydroxy-3-oxoheptanoic Acid Calcium Salt |887196-30-7 is useful as reference Impurity standard. ![3-OXO ATORVASTATIN CALCIUM SALT ;(5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(1-methylethyl)-1H-pyrrol-1-yl]-5-hydroxy-3-oxoheptanoic Acid Calcium Salt |887196-30-7](https://drjcrbio.com/wp-content/uploads/3-OXO-ATORVASTATIN-CALCIUM-SALT.png)
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Product Name : Atorvastatin Pyrrolidone Calcium ; Atorvastatin Pyrrolidone Analog (USP) ; Atorvastatin Lactam Calcium Salt | 148217-40-7
Code: JCATS-21 CAS:906552-18-9 (acid) ; 148217-40-7 Chemical Formula: C33H34FN2O6 . 1/2 Ca Molecular Weight: 593.67 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Pyrrolidone Calcium ; Atorvastatin Pyrrolidone Analog (USP) ; Atorvastatin Lactam Calcium Salt | 148217-40-7 is useful as reference Impurity standard. 
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Product Name : Atorvastatin Acetonide t-Butyl Ester (4S,6S)-Isomer ; (4S,6S)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid t-butyl ester | 472967-95-6
Code: JCATS-20 CAS: 472967-95-6 Chemical Formula: C40H47FN2O5 Molecular Weight: 654.81 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Acetonide t-Butyl Ester (4S,6S)-Isomer ; (4S,6S)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid t-butyl ester | 472967-95-6 is useful as reference Impurity standard. ![Atorvastatin Acetonide t-Butyl Ester (4S,6S)-Isomer ; (4S,6S)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid t-butyl ester | 472967-95-6](https://drjcrbio.com/wp-content/uploads/472967-95-6.png)
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Product Name : Atorvastatin EP Impurity I ; Atorvastatin USP Related Compound I ; Atorvastatin Acetonide t-Butyl Ester (L1) ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid t-butyl ester | 125971-95-1
Code: JCATS-19 CAS: 125971-95-1 Chemical Formula: C40H47FN2O5 Molecular Weight: 654.81 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin EP Impurity I ; Atorvastatin USP Related Compound I ; Atorvastatin Acetonide t-Butyl Ester (L1) ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid t-butyl ester | 125971-95-1 is useful as reference Impurity standard. ![Atorvastatin EP Impurity I ; Atorvastatin USP Related Compound I ; Atorvastatin Acetonide t-Butyl Ester (L1) ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid t-butyl ester | 125971-95-1](http://drjcrbio.com/wp-content/uploads/Atorvastatin-Acetonide-t-Butyl-Ester.png)
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Product Name : Atorvastatin Impurity H; Atorvastatin USP Related Compound H; Atorvastatin Lactone ; 5-(4-Fluorophenyl)-2-(1-methylethyl)-N,4-diphenyl-1-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1H-pyrrole-3-carboxamide | 125995-03-1
Code: JCATS-18 CAS: 125995-03-1 Chemical Formula: C33H33FN2O4 Molecular Weight: 540.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity H; Atorvastatin USP Related Compound H; Atorvastatin Lactone ; 5-(4-Fluorophenyl)-2-(1-methylethyl)-N,4-diphenyl-1-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1H-pyrrole-3-carboxamide | 125995-03-1 is useful as reference Impurity standard. ![Atorvastatin Impurity H; Atorvastatin USP Related Compound H; Atorvastatin Lactone ; 5-(4-Fluorophenyl)-2-(1-methylethyl)-N,4-diphenyl-1-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1H-pyrrole-3-carboxamide | 125995-03-1](http://drjcrbio.com/wp-content/uploads/Atorvastatin-EP-Impurity-H.png)
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Product Name : Atorvastatin Impurity G ; Atorvastatin Related Compound G ; 3-O-Methyl Atorvastatin Calcium ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-5-hydroxy-3-methoxy-heptanoic acid calcium salt | 887196-29-4
Code: JCATS-17 CAS: 887196-29-4 (Ca) ; 887324-53-0 (Acid) Chemical Formula: C34H36FN2O5.1/2Ca Molecular Weight: 571.66 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity G ; Atorvastatin Related Compound G ; 3-O-Methyl Atorvastatin Calcium ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-5-hydroxy-3-methoxy-heptanoic acid calcium salt | 887196-29-4 (Ca) ; 887324-53-0 (Acid) is useful as reference Impurity standard. ![Atorvastatin Impurity G ; Atorvastatin Related Compound G ; 3-O-Methyl Atorvastatin Calcium ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-5-hydroxy-3-methoxy-heptanoic acid calcium salt | 887196-29-4](http://drjcrbio.com/wp-content/uploads/Atorvastatin-EP-Impurity-G.png)
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Product Name : Atorvastatin Impurity F ; Atorvastatin Related Compound F ; Atorvastatin Amide Acid Sodium Salt ; Atorvastatin Di-Amide Acid Sodium Salt ; Atorvastatin Diamino Impurity Sodium Salt ; (3R,5R)-7-[[(3R,5R)-7-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]-3,5-dihydroxy-1-oxoheptyl] amino]-3,5-dihydroxy-heptanoic acid Calcium salt | 1105067-87-5
Code: JCATS-16 CAS: 887196-24-9 (acid) ; 1105067-87-5 (calcium salt) ; Chemical Formula: C40H47FN3O8.1/2Ca Molecular Weight: 716.82 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity F ; Atorvastatin Related Compound F ; Atorvastatin Amide Acid Sodium Salt ; Atorvastatin Di-Amide Acid Sodium Salt ; Atorvastatin Diamino Impurity Sodium Salt ; (3R,5R)-7-[[(3R,5R)-7-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]-3,5-dihydroxy-1-oxoheptyl] amino]-3,5-dihydroxy-heptanoic acid Calcium salt |887196-24-9 (acid) ; 1105067-87-5 (calcium salt) ; is useful as reference Impurity standard. ![Atorvastatin Impurity F ; Atorvastatin Related Compound F ; Atorvastatin Amide Acid Sodium Salt ; Atorvastatin Di-Amide Acid Sodium Salt ; Atorvastatin Diamino Impurity Sodium Salt ; (3R,5R)-7-[[(3R,5R)-7-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]-3,5-dihydroxy-1-oxoheptyl] amino]-3,5-dihydroxy-heptanoic acid Calcium salt | 1105067-87-5](http://drjcrbio.com/wp-content/uploads/Atorvastatin-EP-Impurity-F.png)
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Product Name : Atorvastatin Impurity E (Calcium Salt) ; Atorvastatin RC E ; ent-Atorvastatin Calcium ; (3S, 5S)-Atorvastatin Calcium ; (3S,5S)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 501121-34-2 (Na) ,1105067-88-6(Ca)
Code: JCATS-15 CAS: 501121-34-2 (Na) ,1105067-88-6(Ca) Chemical Formula: C33H34FN2O5.1/2Ca Molecular Weight: 557.63 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity E (Calcium Salt) ; Atorvastatin RC E ; ent-Atorvastatin Calcium ; (3S, 5S)-Atorvastatin Calcium ; (3S,5S)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 501121-34-2 (Na) ,1105067-88-6(Ca)is useful as reference Impurity standard. ![Atorvastatin Impurity E (Calcium Salt) ; Atorvastatin RC E ; ent-Atorvastatin Calcium ; (3S, 5S)-Atorvastatin Calcium ; (3S,5S)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 501121-34-2 (Na) ,1105067-88-6(Ca)](http://drjcrbio.com/wp-content/uploads/Atorvastatin-EP-Impurity-E.png)
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Product Name : Atorvastatin Impurity D ; Atorvastatin Related Compound D ; Atorvastatin Diketo Epoxide Impurity ; Atorvastatin Degradation Product – ATV-FXA1 ; 3-(4-Fluorobenzoyl)-2-isobutyryl-3-phenyloxirane-2-carboxylic acid phenylamide | 148146-51-4
Code: JCATS-14 CAS: 148146-51-4 Chemical Formula: C26H22FNO4 Molecular Weight: 431.46 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity D ; Atorvastatin Related Compound D ; Atorvastatin Diketo Epoxide Impurity ; Atorvastatin Degradation Product - ATV-FXA1 ; 3-(4-Fluorobenzoyl)-2-isobutyryl-3-phenyloxirane-2-carboxylic acid phenylamide | 148146-51-4 is useful as reference Impurity standard. 
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Product Name : Atorvastatin Impurity C ; Atorvastatin Related Compound C ; Fluoro Atorvastatin Calcium ; Atorvastatin Difluoro Analog ; (3R,5R)-7-[3-(Phenylcarbamoyl)-4,5-bis(4-fluorophenyl)-2-isopropyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 693793-53-2
Code: JCATS-13 CAS: 693793-53-2; 693794-20-6 Chemical Formula: C33H33F2N2O5.1/2Ca Molecular Weight: 575.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity C ; Atorvastatin Related Compound C ; Fluoro Atorvastatin Calcium ; Atorvastatin Difluoro Analog ; (3R,5R)-7-[3-(Phenylcarbamoyl)-4,5-bis(4-fluorophenyl)-2-isopropyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 693793-53-2 is useful as reference Impurity standard. ![Atorvastatin Impurity C ; Atorvastatin Related Compound C ; Fluoro Atorvastatin Calcium ; Atorvastatin Difluoro Analog ; (3R,5R)-7-[3-(Phenylcarbamoyl)-4,5-bis(4-fluorophenyl)-2-isopropyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 693793-53-2](http://drjcrbio.com/wp-content/uploads/atorvastatin-Impurity-C.png)
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Product Name : Atorvastatin Impurity B (Calcium Salt) ; Atorvastatin Related Compound B; (3RS,5SR)-Atorvastatin Calcium | 887196-25-0
Code: JCATS-12 CAS: 887196-25-0 Chemical Formula: C33H34FN2O5 . 1/2Ca Molecular Weight: 557.63 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity B (Calcium Salt) ; Atorvastatin Related Compound B; (3RS,5SR)-Atorvastatin Calcium | 887196-25-0 is useful as reference Impurity standard. 
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Product Name : Atorvastatin Impurity A (Calcium Salt) ; Atorvastatin Related Compound A ; Desfluoro Atorvastatin Sodium ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-phenyl-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 433289-83-9
Code: JCATS-11 CAS: 433289-83-9, 433289-84-0 (free acid) Chemical Formula: C33H35N2O5.Ca Molecular Weight: 1079.28 40.08 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Impurity A (Calcium Salt) ; Atorvastatin Related Compound A ; Desfluoro Atorvastatin Sodium ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-phenyl-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 433289-83-9 is useful as reference Impurity standard. ![Atorvastatin Impurity A (Calcium Salt) ; Atorvastatin Related Compound A ; Desfluoro Atorvastatin Sodium ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-phenyl-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 433289-83-9](http://drjcrbio.com/wp-content/uploads/atorvastatin-Impurity-a.png)
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Product Name : Atorvastatin t-Butyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid t-butyl ester | 134395-00-9
Code : JCATS-10 CAS : 134395-00-9 Formula : C37H43FN2O5 M.Wt : 614.75 Category : Impurity ![Atorvastatin t-Butyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid t-butyl ester | 134395-00-9](http://drjcrbio.com/wp-content/uploads/Atorvastatin-t-Butyl-Ester.png)
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Product Name : Atorvastatin Methyl Ester ;(3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid methyl ester | 345891-62-5
Code: JCATS-09 CAS: 345891-62-5 Chemical Formula: C34H37FN2O5 Molecular Weight: 572.67 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Methyl Ester ;(3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid methyl ester | 345891-62-5 is useful as reference Impurity standard. ![Atorvastatin Methyl Ester ;(3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid methyl ester | 345891-62-5](http://drjcrbio.com/wp-content/uploads/Atorvastatin-Methyl-Ester.png)
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Product Name : Atorvastatin Isopropyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid isopropyl ester
Code:JCATS-08 CAS: NA Chemical Formula: C36H41FN2O5 Molecular Weight: 600.72 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Isopropyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid isopropyl ester is useful as reference Impurity standard. ![Atorvastatin Isopropyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid isopropyl ester](https://drjcrbio.com/wp-content/uploads/IP.png)
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Product Name : Atorvastatin Ethyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid ethyl ester | 1146977-93-6
Code: JCATS-07 CAS: 1146977-93-6 Chemical Formula: C35H39FN2O5 Molecular Weight: 586.69 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Ethyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid ethyl ester | 1146977-93-6 is useful as reference Impurity standard. ![Atorvastatin Ethyl Ester ; (3R,5R)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid ethyl ester | 1146977-93-6](https://drjcrbio.com/wp-content/uploads/2.png)
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Product Name : Atorvastatin Acid ; (3R,5R)-2-(4-Fluorophenyl)-3,5-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid | 134523-00-5
Code: JCATS-06 CAS: 134523-00-5 Chemical Formula: C33H35FN2O5 Molecular Weight: 558.64 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Acid ; (3R,5R)-2-(4-Fluorophenyl)-3,5-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid | 134523-00-5 is useful as reference Impurity standard. ![Atorvastatin Acid ; (3R,5R)-2-(4-Fluorophenyl)-3,5-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid | 134523-00-5](https://drjcrbio.com/wp-content/uploads/134523-00-5.png)
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Product Name : Atorvastatin Acetonide Methyl Ester ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino) carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid methyl ester ;
Code: JCATS-05 CAS: NA Chemical Formula: C37H41FN2O5 Molecular Weight: 612.73 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Acetonide Methyl Ester ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino) carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid methyl ester is useful as reference Impurity standard. ![Atorvastatin Acetonide Methyl Ester ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino) carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid methyl ester ;](https://drjcrbio.com/wp-content/uploads/mm.png)
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Product Name : Atorvastatin Acetonide (Acid) ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino) carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid | 581772-29-4
Code: JCATS-04 CAS: 581772-29-4 Chemical Formula: C36H39FN2O5 Molecular Weight: 598.70 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin Acetonide (Acid) ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino) carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid | 581772-29-4 is useful as reference Impurity standard. ![Atorvastatin Acetonide (Acid) ; (4R,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenyl amino) carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid | 581772-29-4](https://drjcrbio.com/wp-content/uploads/581772-29-4.png)
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Product Name : 3-Oxo Atorvastatin Acid Calcium Salt ; 7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-5-hydroxy-3-oxo-heptanoic acid Calcium salt | 1391052-00-8
Code: JCATS-03 CAS: 1391052-00-8 Chemical Formula: C33H32FN2O5.1/2Ca Molecular Weight: 555.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 3-Oxo Atorvastatin Acid Calcium Salt ; 7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-5-hydroxy-3-oxo-heptanoic acid Calcium salt | 1391052-00-8 is useful as reference Impurity standard. ![3-Oxo Atorvastatin Acid Calcium Salt ; 7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-5-hydroxy-3-oxo-heptanoic acid Calcium salt | 1391052-00-8](http://drjcrbio.com/wp-content/uploads/3-Oxo-Atorvastatin-Acid-Calcium-Salt.png)
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Product Name : Atorvastatin 3-Deoxy-Hept-2-Enoic Acid (Calcium Salt); (S,E)-7-[2-(4-Fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H- pyrrol-1-yl]-5-hydroxyhept-2-enoic acid Calcium salt ; Atorvastatin Dehydro Acid Calcium Salt | 1105067-93-3
Code: JCATS-02 CAS: 1105067-93-3 Chemical Formula: C33H32FN2O4.1/2Ca Molecular Weight: 539.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin 3-Deoxy-Hept-2-Enoic Acid (Calcium Salt); (S,E)-7-[2-(4-Fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H- pyrrol-1-yl]-5-hydroxyhept-2-enoic acid Calcium salt ; Atorvastatin Dehydro Acid Calcium Salt | 1105067-93-3 is useful as reference Impurity standard. ![Atorvastatin 3-Deoxy-Hept-2-Enoic Acid (Calcium Salt); (S,E)-7-[2-(4-Fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H- pyrrol-1-yl]-5-hydroxyhept-2-enoic acid Calcium salt ; Atorvastatin Dehydro Acid Calcium Salt | 1105067-93-3](http://drjcrbio.com/wp-content/uploads/Atorvastatin-3-Deoxy-Hept-2-Enoic-Acid-Ca-salt1.png)
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Product Name : Atorvastatin (3R,5S)-Isomer Calcium Salt ; (3R,5S)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 131275-93-9
Code: JCATS-01 CAS: 131275-93-9 Chemical Formula: C33H34FN2NaO5 Molecular Weight: 580.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Atorvastatin (3R,5S)-Isomer Calcium Salt ; (3R,5S)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 131275-93-9 is useful as reference Impurity standard. ![Atorvastatin (3R,5S)-Isomer Calcium Salt ; (3R,5S)-7-[3-(Phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid Calcium salt | 131275-93-9](https://drjcrbio.com/wp-content/uploads/CS.png)
