1-(2-Chloro-4-fluorobenzyl)-5-methyl-3-nitro-1h-pyrazole CAS 1004643-55-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1004643-55-3 |
| Molecular Formula | C11H9ClFN3O2 |
| Molecular Weight | 269.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Chloro-4-fluorobenzyl)-5-methyl-3-nitro-1h-pyrazole (CAS 1004643-55-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H9ClFN3O2. Molecular weight: 269.66 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H9ClFN3O2 |
| Molecular Weight | 269.66 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.) | 1988 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- Ethyl 5-chloro-8-fluoro-4-hydroxyquinoline-3-carboxylate (CAS 1019015-59-8)
- Ethyl 8-chloro-5-fluoro-4-hydroxyquinoline-3-carboxylate (CAS 1065094-11-2)
- Ethyl 8-chloro-7-fluoro-4-hydroxyquinoline-3-carboxylate (CAS 1065094-14-5)
- 1-(3-Chloro-4-fluorophenyl)-5-ethyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1094373-44-0)
- 3-((2-Chloro-6-fluorobenzyl)amino)-1H-pyrazole-5-carboxylic acid (CAS 1159988-34-7)
- Ethyl 5-(2-Chloro-6-fluorophenyl)isoxazole-3-carboxylate (CAS 1188024-47-6)
- 1-(2-Chloro-4-fluorobenzyl)-5-methyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1274508-14-3)
- 2-chloro-N-[2-fluoro-5-(5-methyl-1H-1,2,3,4-tetrazol-1-yl)phenyl]acetamide (CAS 1394040-80-2)
Recommended Standards
- 1-(3-Chloro-4,5-dimethoxyphenyl)-2,2,2-trifluoroethan-1-amine (CAS 2229486-93-3)
- 3-acetamido-2,4-difluorobenzene-1-sulfonyl chloride (CAS 1803600-07-8)
- 1354960-67-0 5-Chloro-2,4-difluoro-N-(methylsulfonyl)benzamide (CAS 1354960-67-0)
- 2-Benzyl-5-methyl-2H-pyrazol-3-ol (CAS 946-23-6)
- 4-(1-(2,4-Dichlorobenzyl)-3,5-dimethyl-1h-pyrazol-4-yl)-5-ethyl-4h-1,2,4-triazole-3-thiol (CAS 1006358-33-3)
- n-((1,3,5-Trimethyl-1h-pyrazol-4-yl)methyl)cyclopentanamine (CAS 1152913-82-0)
- Bisoprolol Impurity 72 (CAS 2999705-55-2)
- N-((2-Methyl-1H-benzo[d]imidazol-1-yl)methyl)formamide (CAS 87022-35-3)
- Methyl 2-(4-nitrophenyl)benzo[d]oxazole-7-carboxylate (CAS 918943-29-0)
- Anti-Inflammatory Peptide 2 (CAS 118850-72-9)
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