Leflunomide-impurities | Pharmaffiliates

leflunomide

An immunomodulatory drug, Leflunomide is used to treat rheumatoid arthritis and psoriatic arthritis. An inhibitor of enzyme dihydroorotate dehydrogenase which plays a key role in the synthesis of uridine monophosphate (rUMP), which is required for the synthesis of DNA and RNA. Reference standards of Leflunomide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

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    [catalogue_number] => PA 12 08000
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    [form] => C12H9F3N2O2
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PA 12 08000

Leflunomide - API Standards


  • Catalogue No.:PA 12 08000

  • CAS :

    75706-12-6

  • Molecular Formula : C12H9F3N2O2

  • Molecular Weight : 270.21

20% OFF
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    [pname] => Leflunomide - Impurity C
    [catalogue_number] => PA 12 08030
    [category_ids] => ,80,71,78,70,82,
    [chemical_name] => 
    [weight] => 270.21
    [form] => C12H9F3N2O2
    [cas] => 61643-23-0
    [pslug] => 61643-23-0-leflunomide-impurity-c-pa1208030
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PA 12 08030

Leflunomide - Impurity C


  • Catalogue No.:PA 12 08030

  • CAS :

    61643-23-0

  • Molecular Formula : C12H9F3N2O2

  • Molecular Weight : 270.21

20% OFF
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    [pname] => Leflunomide - Impurity E
    [catalogue_number] => PA 12 08050
    [category_ids] => ,80,71,75,78,70,82,
    [chemical_name] => 
    [weight] => 270.21
    [form] => C12H9F3N2O2
    [cas] => 208401-20-1
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PA 12 08050

Leflunomide - Impurity E


  • Catalogue No.:PA 12 08050

  • CAS :

    208401-20-1

  • Molecular Formula : C12H9F3N2O2

  • Molecular Weight : 270.21

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    [pname] => Leflunomide - Impurity F
    [catalogue_number] => PA 12 08060
    [category_ids] => ,80,71,75,78,70,82,
    [chemical_name] => 
    [weight] => 270.21
    [form] => C12H9F3N2O2
    [cas] => 1403564-06-6
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PA 12 08060

Leflunomide - Impurity F


  • Catalogue No.:PA 12 08060

  • CAS :

    1403564-06-6

  • Molecular Formula : C12H9F3N2O2

  • Molecular Weight : 270.21

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    [pname] => Leflunomide - Impurity G
    [catalogue_number] => PA 12 08070
    [category_ids] => ,80,71,75,78,70,82,
    [chemical_name] => 
    [weight] => 216.24
    [form] => C12 H12 N2 O2
    [cas] => 724429-16-7
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PA 12 08070

Leflunomide - Impurity G


  • Catalogue No.:PA 12 08070

  • CAS :

    724429-16-7

  • Molecular Formula : C12 H12 N2 O2

  • Molecular Weight : 216.24

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    [pname] => 4-(Fluoromethyl)aniline
    [catalogue_number] => PA 12 08520
    [category_ids] => ,80,
    [chemical_name] => 
    [weight] => 125.14
    [form] => C7H8FN
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PA 12 08520

4-(Fluoromethyl)aniline


  • Catalogue No.:PA 12 08520

  • CAS :

    61865-29-0

  • Molecular Formula : C7H8FN

  • Molecular Weight : 125.14

stdClass Object
(
    [pname] => 5-Hydroxy Leflunomide-d4 (Metabolite M2)
    [catalogue_number] => PA STI 049540
    [category_ids] => ,80,71,98,76,75,78,70,82,
    [chemical_name] => 
    [weight] => 290.23
    [form] => C12H5D4F3N2O3
    [cas] => 1794789-76-6
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PA STI 049540

5-Hydroxy Leflunomide-d4 (Metabolite M2)


  • Catalogue No.:PA STI 049540

  • CAS :

    1794789-76-6

  • Molecular Formula : C12H5D4F3N2O3

  • Molecular Weight : 290.23

stdClass Object
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    [pname] => Leflunomide-d4
    [catalogue_number] => PA STI 056310
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    [weight] => 274.23
    [form] => C12H5D4F3N2O2
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PA STI 056310

Leflunomide-d4


  • Catalogue No.:PA STI 056310

  • CAS :

    1189987-23-2

  • Molecular Formula : C12H5D4F3N2O2

  • Molecular Weight : 274.23