4-Bromo-2-(5-(p-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenol CAS 610277-25-3
| CAS No. | 610277-25-3 |
| Molecular Formula | C16H15BrN2O |
| Molecular Weight | 331.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-2-(5-(p-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenol (CAS 610277-25-3) is a high-purity analytical reference standard with the molecular formula C16H15BrN2O and a molecular weight of 331.21 g/mol.
Based on its molecular formula C16H15BrN2O, 4-Bromo-2-(5-(p-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenol contains a nitrogen-containing heterocyclic scaffold, 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 331.21 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.
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 4-Bromo-2-(5-(p-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenol 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 | C16H15BrN2O |
| Molecular Weight | 331.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl piperidine-1-carboxylate (CAS 913836-28-9)
- 6-Bromobenzo{a}pyrene (CAS 21248-00-0)
- 4-(3,5-Bis(trifluoromethyl)phenoxy)benzonitrile (CAS 243128-43-0)
- N-(4-bromophenyl)-3,4-dihydroisoquinoline-2(1H)-carboxamide (CAS 890583-21-8)
- Z-Gly-Pro-AMC (CAS 68542-93-8)
- 2-Oxo-1,2,3,4-tetrahydroquinoline-8-carbonitrile (CAS 1499556-74-9)
- 3-Methyl-4-nitro-1-(4-nitrophenyl)-1h-pyrazol-5-ol (CAS 132-42-3)
- 4-Chloro-1-methyl-2-(trifluoromethyl)benzene (CAS 1839-92-5)
- 2-bromo-4-[(2-chlorobenzyl)oxy]-5-ethoxybenzaldehyde (CAS 832674-30-3)
- 7-Chloro-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 24415-66-5)
- (4-(2-(Benzyloxy)ethyl)phenyl)boronic acid (CAS 170991-45-4)
- 1-(2-Bromoethoxy)-4-nitrobenzene (CAS 13288-06-7)
- [2-(2,4-dichlorophenyl)ethyl](2-hydroxy-3-phenoxypropyl)amine (CAS 1008671-41-7)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
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