4-(2-Bromoethyl)-1-phenyl-1h-pyrazole CAS 1339901-18-6
| CAS No. | 1339901-18-6 |
| Molecular Formula | C11H11BrN2 |
| Molecular Weight | 251.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 4-(2-Bromoethyl)-1-phenyl-1h-pyrazole (CAS 1339901-18-6), a certified reference material (molecular formula C11H11BrN2, MW 251.12 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H11BrN2, 4-(2-Bromoethyl)-1-phenyl-1h-pyrazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 251.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO manufactures 4-(2-Bromoethyl)-1-phenyl-1h-pyrazole 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 | C11H11BrN2 |
| Molecular Weight | 251.12 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromoethyl Standards
- 1-(1-Bromoethyl)-2-(difluoromethoxy)benzene (CAS 1094272-74-8)
- 1-(1-Bromoethyl)-4-(difluoromethoxy)benzene (CAS 1094363-83-3)
- 2-(1-Bromoethyl)-1,3-difluoro-5-methoxybenzene (CAS 1249057-91-7)
- 1-(2-Bromoethyl)-2-(difluoromethoxy)benzene (CAS 1342423-85-1)
- 1-(2-Bromoethyl)-4-(difluoromethoxy)benzene (CAS 1343374-64-0)
- 1-[(2-bromoethyl)sulfanyl]-4-chlorobenzene (CAS 13290-31-8)
- (2-Bromoethyl)(2-chlorophenyl)sulfane (CAS 3983-75-3)
- 1-[(2-bromoethyl)sulfanyl]-3-chlorobenzene (CAS 3983-71-9)
Recommended Standards
- 5-Bromo-N,N-dimethylisoquinolin-1-amine (CAS 1330755-16-2)
- 4-bromo-1-(1-phenylethyl)-1H-pyrazole (CAS 1340161-36-5)
- 2-(5-Bromoisoquinolin-1-yl)ethan-1-amine (CAS 1330754-25-0)
- 4-(4-Bromophenyl)-1-ethylpyrazole (CAS 1351385-49-3)
- N-(2-(1-Methylindolin-5-yl)-2-morpholinoethyl)propionamide (CAS 922034-31-9)
- N-[2-(2,5-Dimethylphenoxy)ethyl]-4-propoxyaniline (CAS 1040688-91-2)
- (S)-2-((tert-butoxycarbonyl)amino)-3-(cyclopent-1-en-1-yl)propanoic acid (CAS 1629053-84-4)
- 1,3-Dibromo-5-isobutoxybenzene (CAS 918904-37-7)
- ETHYL 2-(3-CHLOROPHENYL)-2-(DIMETHYLAMINO)ACETATE (CAS 1007885-46-2)
- 1-(3-(3,4-Dimethoxyphenyl)-1H-1,2,4-triazol-5-yl)ethanamine (CAS 1494839-54-1)
- 2-(2-Aminopyrimidin-4-yl)-4-bromophenol (CAS 925003-46-9)
- DL-2-(o-Tolyl)glycine (CAS 129592-98-9)
- 3-(1-((2-Fluoro-[1,1'-biphenyl]-4-yl)oxy)ethyl)-1-(naphthalen-1-ylsulfonyl)-1H-pyrazole (CAS 477709-68-5)
- Tirzepatide Impurity 35 (CAS CATO-C4X-324035)
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