1-(5-(1-(4-Chlorophenoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one CAS 241127-31-1
| CAS No. | 241127-31-1 |
| Molecular Formula | C13H13ClN2O2 |
| Molecular Weight | 264.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(5-(1-(4-Chlorophenoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 1-(5-(1-(4-Chlorophenoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one (CAS 241127-31-1), a certified reference material (molecular formula C13H13ClN2O2, MW 264.71 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H13ClN2O2, 1-(5-(1-(4-Chlorophenoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one 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 264.71 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 1-(5-(1-(4-Chlorophenoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one 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 | C13H13ClN2O2 |
| Molecular Weight | 264.71 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, 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenoxy Standards
- 4-(4-Chlorophenoxy)-6-(methoxymethyl)-2-methylpyrimidine (CAS 338747-90-3)
- 3-(4-Chlorophenoxy)-5-nitroaniline (CAS 208122-61-6)
- 2-(4-Chlorophenoxy)-N-(furan-2-ylmethyl)acetamide (CAS 300820-61-5)
- 1-(2-(4-Chlorophenoxy)-5-fluorophenyl)-N-methylmethanamine (CAS 289717-57-3)
- 1-(2-(4-Chlorophenoxy)-6-fluorophenyl)-N-methylmethanamine (CAS 902836-83-3)
- 1-[4-(2-Chlorophenoxy)butyl]-1H-pyrazol-4-amine (CAS 1240569-41-8)
- 1-[4-(3-Chlorophenoxy)butyl]-1H-pyrazol-4-amine (CAS 1240570-62-0)
- 1-[4-(2-Chlorophenoxy)butyl]-1h-pyrazol-3-amine (CAS 1240574-56-4)
Recommended Standards
- 1-(4-Chlorobenzyl)-3-methyl-1H-pyrazole-5-carbohydrazide (CAS 618070-44-3)
- 1-[(2-chlorophenyl)methyl]-3,5-dimethyl-1h-pyrazole-4-carboxylic acid (CAS 882233-17-2)
- 2-Chloro-N-(tetrahydro-2H-pyran-4-yl)pyrido[2,3-d]pyrimidin-4-amine (CAS 1956328-06-5)
- 2-((5-Chloroquinolin-8-yl)oxy)-N,N-dimethylacetamide (CAS 88349-92-2)
- 2-Butoxy-3-nitro-5-(trifluoromethyl)pyridine (CAS 1881330-57-9)
- 2-(4-Bromo-7-methoxy-1H-indol-3-yl)acetic acid (CAS 1227577-35-6)
- Zolmitriptan (CAS 139264-17-8)
- 6-ethynyl-1H-pyridin-2-one (CAS 145143-31-3)
- 2 - (4 - Methoxy - phenyl) - pyrrolidine 2-(4-methoxyphenyl)pyrrolidine 2-[4-(methoxy)phenyl]pyrrolidine 74190-66-2 methyl 4-(2-pyrrolidinyl)phenyl ether pyrrolidine, 2-(4-methoxyphenyl)- (CAS 74190-66-2)
- (4-((1H-pyrazol-1-yl)methyl)phenyl)methanamine hydrochloride (CAS 904696-62-4)
- 2-Ethyl-6-isopropylpyrazine (CAS 32262-93-4)
- 2-chloro-5-methyl-pyrrolo[3,2-d]pyrimidine (CAS 1511297-53-2)
- 5-(Cyclopropylcarbamoyl)pyridine-2-carboxylic acid (CAS 1155990-33-2)
- Tau Peptide (298-312) trifluoroacetate salt (CAS 330456-47-8)
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