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5-DesMethyl-3-Methyl LeflunoMide

5-DesMethyl-3-Methyl LeflunoMide Structure
  • ₹0
  • Product name: 5-DesMethyl-3-Methyl LeflunoMide
  • CAS: 208401-20-1
  • MF: C12H9F3N2O2
  • MW: 270.21
  • EINECS:
  • MDL Number:MFCD27967264
  • Synonyms:N-[4-(TrifluoroMethyl)phenyl]-3-Methylisoxazole-4-carboxaMide;Leflunomide Impurity 5(Leflunomide EP Impurity E);Leflunomide Impurit Ⅲ:5-DesMethyl-3-Methyl LeflunoMide;3-Methyl-N-[4-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide;3-methyl-N-(4-(trifluoromethyl);Teriflunomide Impurity;3-Methyl-N-[4-(trifluoromethyl)phen;Leflunomide EP Impurity E (TeriflunomideImpurity 1)
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Properties

Melting point :140-145°C
Boiling point :287.2±40.0 °C(Predicted)
Density :1.392±0.06 g/cm3(Predicted)
storage temp. :-20°C Freezer, Under inert atmosphere
solubility :Chloroform (Slightly), Ethyl Acetate (Slightly)
form :Solid
pka :11.45±0.70(Predicted)
color :Light Beige to Light Brown

Safety Information

Symbol(GHS):
Signal word:
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
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Description

5-Desmethyl-3-methyl Leflunomide (Leflunomide EP Impurity E) is the 3-methyl-isomer of Leflunomide (L322750), as a poisonous impurity.

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