4-Hydroxy-1-[2-(trifluoromethyl)phenyl]-1h-pyrazole-3-carbohydrazide CAS 957014-21-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 957014-21-0 |
| Molecular Formula | C11H9F3N4O2 |
| Molecular Weight | 286.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Hydroxy-1-[2-(trifluoromethyl)phenyl]-1h-pyrazole-3-carbohydrazide (CAS 957014-21-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H9F3N4O2. Molecular weight: 286.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H9F3N4O2 |
| Molecular Weight | 286.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Hydroxy Standards
- 4-Hydroxy-Teriflunomide (CAS 1058722-45-4)
- 5-Hydroxy Leflunomide (Metabolite M2) (CAS 1058722-46-5)
- Ethyl 4-hydroxy-7-(trifluoromethyl)-1,8-naphthyridine-3-carboxylate (CAS 151099-11-5)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (5-(2-hydroxypropan-2-yl)thiophen-2-yl)boronate (CAS 1310543-63-5)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (4-(2-hydroxypropan-2-yl)thiophen-3-yl)boronate (CAS 2223031-70-5)
- 3-Hydroxy-2-(2,3,4-trihydroxyphenyl)-4H-chromen-4-one (CAS 649552-06-7)
- 7-Hydroxy-2-(3,4,5-trihydroxyphenyl)-4H-chromen-4-one (CAS 67858-31-5)
- 744209-76-5 5-Hydroxy-2-(3,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one DTXSID90591275 (CAS 744209-76-5)
Recommended Standards
- 4-(4-Methylphenyl)-3-(nitromethyl)-5-(trifluoromethyl)-4H-1,2,4-triazole (CAS 338394-13-1)
- 4-Methoxy-1-[3-(trifluoromethyl)phenyl]-1h-pyrazole-3-carboxylic acid (CAS 956728-58-8)
- 3-Bromo-N,N-dimethyladamantane-1-carboxamide (CAS 924844-14-4)
- 2-(2-(Bromomethyl)piperidin-1-yl)acetic acid (CAS 1353978-41-2)
- 3-Hydroxy-3-(1-phenyl-1h-pyrazol-4-yl)propanoic acid (CAS 1275849-39-2)
- 2-(3-((Tert-butoxycarbonyl)amino)azetidin-3-yl)-2,2-difluoroacetic acid (CAS 2306268-08-4)
- 5-Oxa-2,8-diazaspiro[3.5]nonan-7-one hydrochloride (CAS 1972659-49-6)
- N-[2-(Allyloxy)phenyl]-2-bromoacetamide (CAS 1138442-36-0)
- 4-(Bromomethyl)benzimidamide (CAS 73711-48-5)
- 98035-79-1 Small cardioactive peptide A L-Methioninamide, L-alanyl-L-arginyl-L-prolylglycyl-L-tyrosyl-L-leucyl-L-alanyl-L-phenylalanyl-L-prolyl-L-arginyl- SCPA (CAS 98035-79-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com