Ethyl 1-(3,4-dichlorophenyl)-4-formyl-1H-pyrazole-3-carboxylate CAS 1447607-99-9
| CAS No. | 1447607-99-9 |
| Molecular Formula | C13H10Cl2N2O3 |
| Molecular Weight | 313.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C13H10Cl2N2O3, Ethyl 1-(3,4-dichlorophenyl)-4-formyl-1H-pyrazole-3-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 313.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Ethyl 1-(3,4-dichlorophenyl)-4-formyl-1H-pyrazole-3-carboxylate (CAS 1447607-99-9), molecular formula C13H10Cl2N2O3 and molecular weight 313.14 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Ethyl 1-(3,4-dichlorophenyl)-4-formyl-1H-pyrazole-3-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H10Cl2N2O3 |
| Molecular Weight | 313.14 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 |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- Ethyl 1-(3,5-dichlorophenyl)-4-formyl-1H-pyrazole-3-carboxylate (CAS 1447607-01-3)
- 7-(2,4-Dichlorophenyl)-5-hydroxybenzo[d][1,3]oxathiol-2-one (CAS 327078-58-0)
- 7-(3,5-Dichlorophenyl)-5-hydroxy-2H-1,3-benzoxathiol-2-one (CAS 315240-93-8)
- Ethyl 1-(2,6-dichlorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 1006441-21-9)
- 2-(2-(2,4-Dichlorophenyl)-2-oxoethyl)-5-methylcyclohexane-1,3-dione (CAS 1022423-36-4)
- (2E)-2-{[(3,4-dichlorophenyl)amino](hydroxy)methylidene}-4,4-dimethyl-3-oxopentanenitrile (CAS 1024696-02-3)
- Ethyl 1-(3,5-dichlorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 1858255-30-7)
- 1-(2,4-Dichlorophenyl)-N-isopropyl-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 338398-21-3)
Recommended Standards
- 1-(4-Iodobenzyl)-4-methyl-1h-pyrazol-3-amine (CAS 1486354-06-6)
- 2-(4-Chlorophenoxy)-N'-(5-chloropyrimidin-2-yl)acetohydrazide (CAS 1370051-55-0)
- 5-Bromo-3-isobutoxybenzofuran-2-carboxylic acid (CAS 1707581-37-0)
- 5-Bromo-6-butoxybenzofuran-2-carboxylic acid (CAS 1352542-07-4)
- DL-Boc-Phe(4-NH2)-OH (CAS 351208-73-6)
- 7170-38-9 3-Phenoxypropionic acid Propanoic acid, 3-phenoxy- AI3-20895 EINECS 230-518-4 (CAS 7170-38-9)
- (Z)-4-chlorobut-2-en-1-amine hydrochloride 7153-66-4 cis-4-Chloro-2-butenylamine hydrochloride (CAS 7153-66-4)
- 17210-51-4 Methyl 1,2,5,6-tetrahydropyridine-3-carboxylate--hydrogen bromide (1/1) DTXSID20574157 (CAS 17210-51-4)
- 6-Chloro-4-(difluoromethoxy)pyridin-2-amine (CAS 1677685-18-5)
- 2-Oxo-5-(pyrimidin-4-yl)-1,2-dihydropyridine-3-carboxamide (CAS 80390-99-4)
- (S)-2-Amino-3-methyl-N-(((S)-1-methylpyrrolidin-2-yl)methyl)butanamide (CAS 1401668-41-4)
- Dabrafenib Impurity 16 (CAS CATO-C4X-303316)
- 2-(piperidin-4-yl)-1H-indole hydrochloride (CAS 1803600-40-9)
- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
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