5-Nitro-3,4-diphenylfuran-2-carboxylic acid CAS 52101-40-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 52101-40-3 |
| Molecular Formula | C17H11NO5 |
| Molecular Weight | 309.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Nitro-3,4-diphenylfuran-2-carboxylic acid (CAS 52101-40-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H11NO5. Molecular weight: 309.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H11NO5 |
| Molecular Weight | 309.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 5-((6,7-Dimethoxybenzo[d][1,3]dioxol-5-yl)methyl)-4,5-dihydroisoxazole-3-carboxylic acid (CAS 924861-72-3)
- Ethyl 2-[2-methyl-4-(4-nitrophenyl)-3-oxo-1,2,4-oxadiazolan-5-yl]acetate (CAS 477870-12-5)
- 4-((3,5-Bis(methoxycarbonyl)phenyl)amino)-4-oxobutanoic acid (CAS 540791-94-4)
- 1-(Tert-butyl) 4-ethyl 4-(iodomethyl)piperidine-1,4-dicarboxylate (CAS 213013-98-0)
- Methyl 1-((ethoxymethylene)amino)-1H-pyrazole-3-carboxylate (CAS 150017-62-2)
- 2-[(6-Acetamidopyridin-3-yl)sulfanyl]-N-(4-methoxyphenyl)pyridine-3-carboxamide (CAS 343373-15-9)
- (3R,4R)-3-Cyclopropylpiperidin-4-amine dihydrochloride (CAS 444188-98-1)
- 1-Phenyl-2-(1H-pyrrol-1-yl)ethan-1-one (CAS 90490-62-3)
- 5-Bromo-1-(4-methoxybenzyl)-1H-benzo[d]imidazole (CAS 1020253-11-5)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com