4-(4-Chlorophenyl)-2-(3-nitrophenyl)-1,2-dihydro-3H-pyrazol-3-one CAS 400075-12-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 400075-12-9 |
| Molecular Formula | C15H10ClN3O3 |
| Molecular Weight | 315.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Chlorophenyl)-2-(3-nitrophenyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 400075-12-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H10ClN3O3. Molecular weight: 315.71 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H10ClN3O3 |
| Molecular Weight | 315.71 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- 4-(2-Chlorophenyl)-2-(3-nitrophenyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 400076-67-7)
- 4-(3-Chlorophenyl)-2-(3-nitrophenyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 400075-13-0)
- 5-(2-Chlorophenyl)-N-(2-fluorophenyl)furan-2-carboxamide (CAS 618400-50-3)
- 5-(2-Chlorophenyl)-N-(4-fluorophenyl)furan-2-carboxamide (CAS 618400-45-6)
- N-[(4-Chlorophenyl)methyl]-2,2,2-trifluoro-N-(pyrazin-2-yl)acetamide (CAS 866042-29-7)
- N-(4-chlorophenyl)-2,2-difluoro-2-(4-fluorophenoxy)acetamide (CAS 338792-33-9)
- N1-(2-Chlorophenyl)indoline-1,2-dicarboxamide (CAS 1101206-00-1)
- Ethyl 2-(2-chlorophenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1332506-36-1)
Recommended Standards
- 5-(4-(4-Chlorophenoxy)phenyl)isoxazole-3-carboxylic acid (CAS 925001-05-4)
- 5-Chloro-2-(1,3-dihydro-1,3- dioxo-isoindol-2-yl)methylbenzoic acid (CAS 266341-87-1)
- 2-(4-Chlorobenzoyl)-3-methyl-5-nitro-1-benzofuran (CAS 400076-06-4)
- 2-Bromo-4-methyl-3-pentanone (CAS 29583-93-5)
- 2-((4-Ethyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-sulfamoylphenyl)acetamide (CAS 578755-91-6)
- 4,4'-([2,2'-Bipyridine]-5,5'-diyl)dianiline (CAS 2252493-08-4)
- 3-Methyl-5-phenylpent-1-yn-3-ol (CAS 74866-74-3)
- 1-(3-chlorophenyl)-5-ethyl-1H-pyrazol-4-amine hydrochloride (CAS 1795184-89-2)
- 5-Fluoro-3-methyl-1H-pyrazolo[3,4-b]pyridine (CAS 1352398-42-5)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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