4-Bromo-1-(3-ethoxypropyl)-1h-pyrazol-3-amine CAS 1481520-75-5
| CAS No. | 1481520-75-5 |
| Molecular Formula | C8H14BrN3O |
| Molecular Weight | 248.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-Bromo-1-(3-ethoxypropyl)-1h-pyrazol-3-amine (CAS 1481520-75-5) is a high-purity analytical reference standard with the molecular formula C8H14BrN3O and a molecular weight of 248.12 g/mol.
Based on its molecular formula C8H14BrN3O, 4-Bromo-1-(3-ethoxypropyl)-1h-pyrazol-3-amine contains an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 248.12 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.
As a certified reference material (CRM), 4-Bromo-1-(3-ethoxypropyl)-1h-pyrazol-3-amine 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 | C8H14BrN3O |
| Molecular Weight | 248.12 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 2-(2-Bromo-4-fluorophenyl)ethanethioamide (CAS 1016726-84-3)
- 2-(5-Bromo-2-fluorophenyl)ethanethioamide (CAS 1016747-07-1)
- 2-(3-Bromo-4-fluorophenyl)ethanethioamide (CAS 1016751-69-1)
- 6-Bromo-[1,1'-biphenyl]-3-amine (CAS 1036750-83-0)
- 3'-Bromo-[1,1'-biphenyl]-3-amine (CAS 1049131-86-3)
- 3-Bromo-5-(m-tolyl)pyridine (CAS 1070882-67-5)
- 2-[bromo(phenyl)methyl]pyridine (CAS 1073477-82-3)
- 2-Bromo-4-(4-methylphenyl)pyridine (CAS 111971-30-3)
Recommended Standards
- 2-Bromo-3-methyl-5-phenylpyridine (CAS 1438809-82-5)
- 2-(Aminomethyl)-1-(5-bromofuran-2-yl)butan-1-ol (CAS 1489502-17-1)
- 5-Benzyl-2-bromopyridine (CAS 1391737-98-6)
- 4-(3-Amino-4-bromo-1h-pyrazol-1-yl)-2-methylbutan-2-ol (CAS 1499902-95-2)
- Bisphenol F-d10 (CAS 1794786-93-8)
- tert-Butyl 32-(tosyloxy)-3,6,9,12,15,18,21,24,27,30-decaoxadotriacontanoate (CAS 2874310-23-1)
- 2-(Aminomethyl)-6-(difluoromethyl)-4-methoxy-3-methylpyridine (CAS 1806033-39-5)
- 1H-Indole-3-carbonitrile, 7-bromo-1,5-dimethyl- (CAS 2090026-38-1)
- (2-Fluorophenyl)(4-methylpiperazin-1-yl)methanone (CAS 20929-25-3)
- 4-(3,4-dihydro-1h-2-benzopyran-1-yl)aniline (CAS 82746-10-9)
- tert-Butyl 8-hydroxy-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 464900-21-8)
- [4-(difluoromethoxy)-3-methoxyphenyl]acetonitrile (CAS 852851-91-3)
- Methyl 4-(2-cyanopropan-2-yl)benzoate (CAS 129488-73-9)
- Insulin B (22-25) (CAS 34367-73-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com