Diethyl 3-iodo-1H-pyrazole-4,5-dicarboxylate CAS 190263-21-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 190263-21-9 |
| Molecular Formula | C9H11IN2O4 |
| Molecular Weight | 338.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Diethyl 3-iodo-1H-pyrazole-4,5-dicarboxylate (CAS 190263-21-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H11IN2O4. Molecular weight: 338.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H11IN2O4 |
| Molecular Weight | 338.10 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-((4-Iodo-2-nitrophenyl)amino)propane-1,3-diol (CAS 1424455-31-1)
- 1-((2R,4S,5S)-4-Hydroxy-5-(iodomethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione (CAS 58510-66-0)
- 6-((3-Iodopyridin-4-yl)oxy)furo[3,2-b]pyridine (CAS 1228665-78-8)
- 4-[2-[4-[2-methoxy-5-[2-(4-pyridyl)ethyl]phenoxy]phenyl]ethyl]pyridine hydrochloride (CAS 365542-39-8)
- 7-fluoro-1,5-naphthyridin-3-amine (CAS 2089650-61-1)
- 1-Methylcyclohexane-1-carboxamide (CAS 1123-24-6)
- Nonyl Chloroformate (CAS 57045-82-6)
- (E)-dec-5-ene-2,9-dione (CAS 71972-34-4)
- Boc-(R)-4-(2-propynyl)-L-proline (CAS 959581-98-7)
- [3-31]-Semaglutide D (Sodium salt) (CAS CATO-C4X-2226119)
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