1-(2-Fluoroethyl)-4-nitro-1H-pyrazole-5-carbonyl chloride CAS 1823783-75-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1823783-75-0 |
| Molecular Formula | C6H5ClFN3O3 |
| Molecular Weight | 221.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(2-Fluoroethyl)-4-nitro-1H-pyrazole-5-carbonyl chloride (CAS 1823783-75-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H5ClFN3O3. Molecular weight: 221.57 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H5ClFN3O3 |
| Molecular Weight | 221.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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 methanol, ethanol, DMSO, water |
| 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.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Fluoroethyl Standards
- 1-(2-Fluoroethyl)-4-nitro-1H-pyrazole-3-carbonyl chloride (CAS 1823422-16-7)
- Benzyl1-(1-fluoroethyl)cyclopropanecarboxylate (CAS 1447944-26-4)
- 2-(4-(2-Fluoroethyl)piperidin-1-yl)aniline (CAS 2092563-65-8)
- 4-Benzyl-2-(1-fluoroethyl)morpholine (CAS 1935963-08-8)
- N-(2-Fluoroethyl)-N'-(propan-2-ylidene)(tert-butoxy)carbohydrazide (CAS 809282-56-2)
- 2-Fluoroethyl 4-methylbenzenesulfonate (CAS 383-50-6)
- 1-(2-Fluoroethyl)-3-methyl-1H-pyrazole-4-sulfonyl chloride (CAS 1394021-33-0)
- 2-[(2-Fluoroethyl)sulfanyl]-5-methyl-1,3-benzothiazole (CAS 155559-65-2)
Recommended Standards
- 2-Chloro-6-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyridine (CAS 1934633-19-8)
- 3-Chloro-6-(trifluoromethyl)-2H-pyrazolo[4,3-b]pyridine (CAS 1823283-44-8)
- 3-Chloro-2,5,6-trifluoro-4-hydrazinylbenzonitrile (CAS 933674-75-0)
- Tert-butyl (2S,3S)-3-(hydroxymethyl)-2-methylpyrrolidine-1-carboxylate (CAS 2306246-71-7)
- S-(2-Chloro-1,1,2-Trifluoroethyl)Cysteine (CAS 96563-01-8)
- 2,5-Anhydro-3,4-dideoxy-hexitol Diacetate 2,5-Bishydroxymethyl Tetrahydrofuran Diacetate 6973-62-2 (CAS 6973-62-2)
- N-(2,3-dimethoxybenzyl)-1-methyl-1H-tetrazol-5-amine (CAS 876897-53-9)
- 2-(4,5-Dibromothiophen-2-yl)-1H-benzo[d]imidazole (CAS 49542-35-0)
- 3-((5-Chloroquinolin-8-yl)oxy)prop-2-yn-1-yl acetate (CAS 88349-97-7)
- Ac-(5-31)Semaglutide (CAS CATO-C4X-2226279)
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