Impurity - Leflunomide

3-Trifluoro Isomer

3-Trifluoro Isomer

CAS No. : 63927-52-6

CAT No. : KML012002

Formula : C12H9F3N2O2

FW : 270.2

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Leflunomide

Leflunomide

CAS No. : 75706-12-6

CAT No. : KML012004

Formula : C12H9F3N2O2

FW : 270.2

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Leflunomide EP Impurity A 

Leflunomide EP Impurity A 

CAS No. : 455-14-1

CAT No. : KML012006

Formula : C7H6F3N

FW : 161.1

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Leflunomide EP Impurity B

Leflunomide EP Impurity B

CAS No. : 163451-81-8

CAT No. : KML012007

Formula : C12H9F3N2O2

FW : 270.2

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Leflunomide EP Impurity C

Leflunomide EP Impurity C

CAS No. : 61643-23-0

CAT No. : KML012008

Formula : C12H9F3N2O2

FW : 270.2

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Leflunomide EP Impurity D

Leflunomide EP Impurity D

CAS No. : 42831-50-5

CAT No. : KML012009

Formula : C5H5NO3

FW : 127.1

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Leflunomide EP Impurity E

Leflunomide EP Impurity E

CAS No. : 208401-20-1

CAT No. : KML012010

Formula : C12H9F3N2O2

FW : 270.2

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Leflunomide EP Impurity F

Leflunomide EP Impurity F

CAS No. : 1403564-06-6

CAT No. : KML012011

Formula : C12H9F3N2O2

FW : 270.2

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Leflunomide EP Impurity G

Leflunomide EP Impurity G

CAS No. : 724429-16-7

CAT No. : KML012012

Formula : C12H12N2O2

FW : 216.2

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Leflunomide EP Impurity H

Leflunomide EP Impurity H

CAS No. : 24522-30-3

CAT No. : KML012013

Formula : C10H7F3N2O

FW : 228.2

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Leflunomide Impurity 1

Leflunomide Impurity 1

CAS No. : 419534-37-5

CAT No. : KML012014

Formula : C10H7F3N2O

FW : 228.2

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Leflunomide Impurity 2

Leflunomide Impurity 2

CAS No. : 17153-20-7

CAT No. : KML012015

Formula : C5H5NO3

FW : 127.1

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3-Methylisoxazole-4-Carboxylic Acid Ethyl Ester

3-Methylisoxazole-4-Carboxylic Acid Ethyl Ester

CAS No. : 20328-15-8

CAT No. : KML012001

Formula : C7H9NO3

FW : 155.2

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Leflunomide Impurity 3

Leflunomide Impurity 3

CAS No. : 2772495-33-5

CAT No. : KML012016

Formula : C19H14F3N3O3

FW : 389.3

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Leflunomide Impurity 4

Leflunomide Impurity 4

CAS No. : 19788-35-3

CAT No. : KML012017

Formula : C6H7NO3 

FW : 141.1

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Leflunomide Metabolite Ethyl Analog

Leflunomide Metabolite Ethyl Analog

CAS No. : 2734292-21-6

CAT No. : KML012018

Formula : C13H11F3N2O2

FW : 284.2

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Teriflunomide-E Isomer

Teriflunomide-E Isomer

CAS No. : 108605-62-5

CAT No. : KML012019

Formula : C12H9F3N2O2

FW : 270.2

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5-Methylisoxazole-3-Carboxylic-d4 Acid

5-Methylisoxazole-3-Carboxylic-d4 Acid

CAS No. : 1267623-84-6

CAT No. : KML012003

Formula : C5HD4NO3

FW : 131.1

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Leflunomide D4

Leflunomide D4

CAS No. : 1189987-23-2

CAT No. : KML012005

Formula : C12H5D4F3N2O2

FW : 274.3

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