4-Cyano-5-ethyl-3-(2-fluoro-[1,1-biphenyl]-4-yl)-1-methyl-1H-pyrrole-2-carboxylic acid CAS 851196-32-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 851196-32-2 |
| Molecular Formula | C21H17FN2O2 |
| Molecular Weight | 348.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Cyano-5-ethyl-3-(2-fluoro-[1,1-biphenyl]-4-yl)-1-methyl-1H-pyrrole-2-carboxylic acid (CAS 851196-32-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H17FN2O2. Molecular weight: 348.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H17FN2O2 |
| Molecular Weight | 348.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-(4-Acetamidophenylsulfonamido)phenylacetic Acid (CAS 82101-23-3)
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- 1-(3-bromophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 1154937-57-1)
- Ethyl 8-chloro-1,7-naphthyridine-3-carboxylate (CAS 2410309-56-5)
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- 4,6-Dimethyl-3-((3-(trifluoromethyl)phenyl)sulfonyl)pyridin-2(1H)-one (CAS 861212-06-8)
- Semaglutide238 (CAS CATO-C4X-2226238)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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