Leflunomide
9 Results Found
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Leflunomide 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 : Leflunomide EP Impurity H ; Leflunomide BP Impurity H ; 2-Cyano-N-[4-(trifluoromethyl)phenyl]- acetamide | 24522-30-3
Code: JCLFM-09 CAS: 24522-30-3 Chemical Formula: C10H7F3N2O Molecular Weight: 228.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity H ; Leflunomide BP Impurity H ; 2-Cyano-N-[4-(trifluoromethyl)phenyl]- acetamide | 24522-30-3 is useful as reference Impurity standard ![Leflunomide EP Impurity H ; Leflunomide BP Impurity H ; 2-Cyano-N-[4-(trifluoromethyl)phenyl]- acetamide | 24522-30-3](http://drjcrbio.com/wp-content/themes/shopperpress/thumbs/L-9.png)
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Product Name : Leflunomide EP Impurity G ; Leflunomide BP Impurity G ; 5-Methyl-N-(4-methylphenyl)isoxazole-4-carboxamide | 724429-16-7
Code: JCLFM-08 CAS: 724429-16-7 Chemical Formula: C12H12N2O2 Molecular Weight: 216.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity G ; Leflunomide BP Impurity G ; 5-Methyl-N-(4-methylphenyl)isoxazole-4-carboxamide | 724429-16-7 is useful as reference Impurity standard 
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Product Name : Leflunomide EP Impurity F ; Leflunomide BP Impurity F ;Leflunomide ortho-Isomer ; 5-Methyl-N-[2-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide | 1403564-06-6
Code: JCLFM-07 CAS: 1403564-06-6 Chemical Formula: C12H9F3N2O2 Molecular Weight: 270.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity F ; Leflunomide BP Impurity F ;Leflunomide ortho-Isomer ; 5-Methyl-N-[2-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide | 1403564-06-6 is useful as reference Impurity standard ![Leflunomide EP Impurity F ; Leflunomide BP Impurity F ;Leflunomide ortho-Isomer ; 5-Methyl-N-[2-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide | 1403564-06-6](http://drjcrbio.com/wp-content/themes/shopperpress/thumbs/L-7.png)
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Product Name : Leflunomide EP Impurity E ; Leflunomide BP Impurity E; 3-Methyl-N-[4-(trifluoromethyl)phenyl]isoxazole-4-carboxamide | 208401-20-1
Code: JCLFM-06 CAS: 208401-20-1 Chemical Formula: C12H9F3N2O2 Molecular Weight: 270.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity E ; Leflunomide BP Impurity E; 3-Methyl-N-[4-(trifluoromethyl)phenyl]isoxazole-4-carboxamide | 208401-20-1 is useful as reference Impurity standard ![Leflunomide EP Impurity E ; Leflunomide BP Impurity E; 3-Methyl-N-[4-(trifluoromethyl)phenyl]isoxazole-4-carboxamide | 208401-20-1](http://drjcrbio.com/wp-content/themes/shopperpress/thumbs/L-6.png)
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Product Name : Leflunomide EP Impurity D ; Leflunomide BP Impurity D ; 5-Methyl-4-isoxazolecarboxylic Acid | 42831-50-5
Code: JCLFM-05 CAS: 42831-50-5 Chemical Formula: C5H5NO3 Molecular Weight: 127.10 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity D ; Leflunomide BP Impurity D ; 5-Methyl-4-isoxazolecarboxylic Acid | 42831-50-5 is useful as reference Impurity standard 
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Product Name : Leflunomide EP Impurity C ;Leflunomide BP Impurity C;Leflunomide USP RC C ; Leflunomide meta-Isomer ; 5-Methyl-N-[3-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide | 61643-23-0
Code: JCLFM-04 CAS: 61643-23-0 Chemical Formula: C12H9F3N2O2 Molecular Weight: 270.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity C Leflunomide BP Impurity C;Leflunomide USP RC C ; Leflunomide meta-Isomer ; 5-Methyl-N-[3-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide | 61643-23-0 is useful as reference Impurity standard ![Leflunomide EP Impurity C ;Leflunomide BP Impurity C;Leflunomide USP RC C ; Leflunomide meta-Isomer ; 5-Methyl-N-[3-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide | 61643-23-0](http://drjcrbio.com/wp-content/themes/shopperpress/thumbs/L-4.png)
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Product Name : Leflunomide EP Impurity B ; Leflunomide BP Impurity B ; Teriflunomide ; Leflunomide USP RC B ; A-771726 ; N-(4-Trifluoromethylphenyl)-2-cyano-3-hydroxycrotonamide | 108605-62-5
Code: JCLFM-03 CAS: 108605-62-5 Chemical Formula: C12H9F3N2O2 Molecular Weight: 270.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity B ; Leflunomide BP Impurity B ; Teriflunomide ; Leflunomide USP RC B ; A-771726 ; N-(4-Trifluoromethylphenyl)-2-cyano-3-hydroxycrotonamide | 108605-62-5 is useful as reference Impurity standard 
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Product Name : Leflunomide EP Impurity A ; Leflunomide BP Impurity A ;Leflunomide USP RC A ; 4-(Trifluoromethyl)aniline | 455-14-1
Code: JCLFM-02 CAS: 455-14-1 Chemical Formula: C7H6F3N Molecular Weight: 161.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide EP Impurity A ; Leflunomide BP Impurity A ;Leflunomide USP RC A ; 4-(Trifluoromethyl)aniline | 455-14-1 is useful as reference Impurity standard 
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Product Name : Leflunomide; 5-Methylisoxazole-4-(4-trifluoromethyl)carboxanilide | 75706-12-6
Code: JCLFM-01 CAS: 75706-12-6 Chemical Formula: C12H9F3N2O2 Molecular Weight: 270.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Leflunomide; 5-Methylisoxazole-4-(4-trifluoromethyl)carboxanilide | 75706-12-6 is useful as reference Impurity standard 
