ethyl 7-(3-aminophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate,HCl CAS 1185449-65-3
| CAS No. | 1185449-65-3 |
| Molecular Formula | C15H14N4O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C15H14N4O2HCl, ethyl 7-(3-aminophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate,HCl 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 318.76 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies ethyl 7-(3-aminophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate,HCl (CAS 1185449-65-3), a certified reference material (molecular formula C15H14N4O2HCl, MW 318.76 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), ethyl 7-(3-aminophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate,HCl 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 | C15H14N4O2 HCl |
| Molecular Weight | 318.76 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related ethyl Standards
- 4-((4-Aminophenyl)thio)phenol (CAS 100062-94-0)
- 1-(4-Aminophenyl)-3-cyclopropylurea (CAS 1000931-26-9)
- n-(3-Aminophenyl)-1-methyl-1h-pyrazole-3-carboxamide (CAS 1001500-68-0)
- 4-(4-Aminophenyl)tetrahydro-2H-pyran-4-ol (CAS 1002726-77-3)
- 1-(4-Aminophenyl)-4-methylpiperidin-4-ol (CAS 1002726-91-1)
- 2-((4-Aminophenyl)thio)acetamide (CAS 100377-22-8)
- Ethyl 3-(3-Aminophenyl)propionate (CAS 10039-64-2)
- N-(4-aminophenyl)-1-ethyl-1H-pyrazole-3-carboxamide (CAS 1004194-64-2)
Recommended Standards
- (R)-5-bromo-6-chloro-2,3-dihydro-1H-inden-1-amine (CAS 1259666-89-1)
- 1-Chloropropane-1,1-d2 (CAS 125640-23-5)
- Ethyl 4-bromo-2-cyano-6-fluorobenzoate (CAS 1805187-86-3)
- 1-Methyl-1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazine-6-carbonitrile (CAS 1173146-03-6)
- 1-(4-Bromo-3-chloro-2-fluorophenyl)-1H-imidazole (CAS 1809161-61-2)
- 3-(6-Ethoxypyridazin-3-yl)aniline (CAS 1286714-35-9)
- Ethyl 5-bromo-2-chloro-4-fluorobenzoate (CAS 351325-30-9)
- 1-(3-Amino-6-chloropyridin-2-yl)ethanone (CAS 304467-37-6)
- (3R)-5,5-difluoropiperidin-3-amine (CAS 2580094-38-6)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788679)
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