1-((4-Chlorophenoxy)methyl)-3,5-dimethyl-4-nitro-1h-pyrazole CAS 1001519-05-6
| CAS No. | 1001519-05-6 |
| Molecular Formula | C12H12ClN3O3 |
| Molecular Weight | 281.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H12ClN3O3, 1-((4-Chlorophenoxy)methyl)-3,5-dimethyl-4-nitro-1h-pyrazole 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 281.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
1-((4-Chlorophenoxy)methyl)-3,5-dimethyl-4-nitro-1h-pyrazole (CAS 1001519-05-6) is a high-purity analytical reference standard with the molecular formula C12H12ClN3O3 and a molecular weight of 281.69 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1-((4-Chlorophenoxy)methyl)-3,5-dimethyl-4-nitro-1h-pyrazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H12ClN3O3 |
| Molecular Weight | 281.69 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.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenoxy Standards
- 2-(4-chlorophenoxy)-N-(4-oxocyclohexyl)acetamide (CAS 1154207-16-5)
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- N-[2-(4-Chlorophenoxy)ethyl]thiophene-2-carboxamide (CAS 311316-42-4)
- 2-(4-Chlorophenoxy)-N-(2-thienylmethyl)-1-propanamine (CAS 1040687-11-3)
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- 6-(4-Chlorophenoxy)-2-(2-hydroxypropyl)pyridazin-3(2H)-one (CAS 69024-94-8)
- Ethyl 3-[(2-chlorophenoxy)methyl]-1,2,4-oxadiazole-5-carboxylate (CAS 261962-50-9)
Recommended Standards
- Isopropyl 1-(4-chlorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate (CAS 1000574-54-8)
- 2-(3-Chloro-4-fluorobenzenesulfonamido)propanoic acid (CAS 1009505-66-1)
- Ethyl 1-(3-chloro-4-methylphenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate (CAS 1000573-58-9)
- (1S,2R)-5-(4-chloro-1H-imidazo[4,5-c]pyridin-1-yl)-3-(hydroxymethyl)cyclopent-3-ene-1,2-diol (CAS 105522-08-5)
- Methyl 3-methyl-1-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxylate (CAS 24086-28-0)
- Aconitine (CAS 302-27-2)
- 4-Methoxy-3-(1-methylethyl)phenylboronic acid pinacol ester (CAS 2121513-08-2)
- (2-Chloroquinolin-4-yl)methylamine (CAS 870849-89-1)
- (E)-3-(5-oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinolin-6-yl)acrylic acid (CAS 386715-44-2)
- 2-((5-Methoxy-2-methyl-4-nitrophenyl)amino)-2-oxoethyl 2-(methylthio)nicotinate (CAS 438597-02-5)
- 1-(Hydroxymethyl)-5-azaspiro[2.4]heptan-4-one (CAS 2800837-50-5)
- 1-(4-Ethoxyphenyl)-1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazine (CAS 887201-27-6)
- 2-(4-Methoxyphenoxy)-3-(3-(trifluoromethyl)phenyl)quinoline (CAS 337921-94-5)
- D-[Asp]9-Semaglutide (CAS CATO-CPTD788631)
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