Impurities
AY-0581-004
Leflunomide Related Compound B
C12H9F3N2O2
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Active ingredient reference standard
Leflunomide
Material overview
Leflunomide (AY-0581-001) — active ingredient reference standard. CAS 75706-12-6, formula C12H9F3N2O2, molecular weight 270.21 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0581-001
- CAS number
- 75706-12-6
- Molecular formula
- C12H9F3N2O2
- Molecular weight
- 270.21 g/mol
- Category
- Active ingredient reference standard
- Chemical name
- 5-methyl-N-[4-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide
- Synonyms
- Leflunomida; Leflunomidum; 5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide; 5-Methyl-N-[4-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide; 5-methyl-N-[4-(trifluoromethyl)phenyl]-; a,a,a-Trifluoro-5-methyl-4-isoxazolecarboxy-p-toluidide (USP)
- SMILES
- CC1=C(C=NO1)C(=O)NC2=CC=C(C=C2)C(F)(F)F
- Appearance
- Off White Solid
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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