3-(4-Bromo-2-fluorophenyl)-1H-pyrazol-5-amine CAS 1135815-14-3
| CAS No. | 1135815-14-3 |
| Molecular Formula | C9H7BrFN3 |
| Molecular Weight | 256.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-(4-Bromo-2-fluorophenyl)-1H-pyrazol-5-amine.
3-(4-Bromo-2-fluorophenyl)-1H-pyrazol-5-amine (CAS 1135815-14-3), molecular formula C9H7BrFN3 and molecular weight 256.07 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H7BrFN3, 3-(4-Bromo-2-fluorophenyl)-1H-pyrazol-5-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.07 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 3-(4-Bromo-2-fluorophenyl)-1H-pyrazol-5-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 | C9H7BrFN3 |
| Molecular Weight | 256.07 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1989 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 8-Bromo-7-fluoro-2-methoxyquinoline (CAS 1001322-87-7)
- 3-Bromo-7-fluoro-6-methoxyquinoline (CAS 1009812-48-9)
- 5-(2-Bromo-5-fluorophenyl)-1H-pyrazol-3-amine (CAS 1137456-13-3)
- 4-(4-Bromo-1h-pyrazol-1-yl)-3-fluoroaniline (CAS 1171532-05-0)
- [2-(4-bromo-1H-pyrazol-1-yl)-5-fluorophenyl]amine (CAS 1171600-71-7)
- 5-(3-Bromo-5-fluorophenyl)-1h-pyrazol-3-amine (CAS 1186653-50-8)
- 5-Bromo-8-fluoro-2-methoxyquinoline (CAS 1215767-72-8)
- 7-Bromo-6-fluoro-1-methoxyisoquinoline (CAS 1262408-97-8)
Recommended Standards
- Ozenoxacin Impurity 67 (CAS CATO-C4X-279667)
- Crisaborole Impurity 14 (CAS 1187188-60-8)
- Tedizolid Impurity 96 (CAS CATO-C4X-105496)
- 4237AF 7-Bromo-4-methyl-5-nitro-1H-indazole 952183-46-9 C8H6BrN3O2 (CAS 952183-46-9)
- (4Z)-1-Phenyl-3-(trifluoromethyl)-4-({[4-(trifluoromethyl)phenyl]amino}methylidene)-4,5-dihydro-1H-pyrazol-5-one (CAS 477851-33-5)
- n-(3-(n,n-Dimethylsulfamoyl)phenyl)hydrazinecarbothioamide (CAS 726153-42-0)
- (1,3-Dioxoisoindolin-2-yl)methyl dimethylcarbamodithioate (CAS 6310-32-3)
- Tert-butyl ((4-bromo-5-carbamoyl-1-methyl-1H-pyrazol-3-yl)methyl)(methyl)carbamate (CAS 1454848-23-7)
- 2-Propynyl 6-quinolinyl ether (CAS 139457-31-1)
- 3-{3-[(2,4-dichlorophenyl)methoxy]phenyl}-1-[(3-methylphenyl)methyl]-1H-pyrazole (CAS 477712-79-1)
- 1-Chloro-3,4-dihydronaphthalene-2-carbaldehyde (CAS 3262-03-1)
- 2-[3-(Trifluoromethyl)-2-pyridyl]acetic Acid (CAS 1000521-27-6)
- 4,6-Dibromo-2-(3-iodophenyl)benzo[d]oxazol-5-amine (CAS 586996-09-0)
- Semaglutide Impurity 146 (CAS 2645421-68-5)
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