5-(2-Bromophenyl)-1H-pyrazol-3-amine CAS 149246-80-0
| CAS No. | 149246-80-0 |
| Molecular Formula | C9H8BrN3 |
| Molecular Weight | 238.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 238.08 g/mol gives 5-(2-Bromophenyl)-1H-pyrazol-3-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-(2-Bromophenyl)-1H-pyrazol-3-amine (CAS 149246-80-0), molecular formula C9H8BrN3 and molecular weight 238.08 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H8BrN3, 5-(2-Bromophenyl)-1H-pyrazol-3-amine 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 238.08 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.
CATO manufactures 5-(2-Bromophenyl)-1H-pyrazol-3-amine 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 | C9H8BrN3 |
| Molecular Weight | 238.08 g/mol |
| Appearance | Off-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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromophenyl Standards
- 4-(4-bromophenyl)-2,5-dihydro-1H-pyrrol-2-one (CAS 1017246-65-9)
- 3-(2-Bromophenyl)-4-methyl-4H-1,2,4-triazole (CAS 1034734-64-9)
- 3-(2-Bromophenyl)-5-methyl-4h-1,2,4-triazole (CAS 1094653-15-2)
- 3-(3-Bromophenyl)-5-methyl-1h-1,2,4-triazole (CAS 1152849-67-6)
- 1-(2-Bromophenyl)-1h-pyrazol-4-amine (CAS 1153039-45-2)
- 1-(3-Bromophenyl)-1H-pyrazol-4-amine (CAS 1155573-22-0)
- 1-(2-Bromophenyl)-1h-pyrazol-5-amine (CAS 1155574-39-2)
- 3-(3-Bromophenyl)-1H-pyrazol-4-amine (CAS 1171492-86-6)
Recommended Standards
- 5-Bromo-6-(1H-pyrrol-1-yl)pyridin-3-amine (CAS 1490858-90-6)
- 4-Bromomethyl-2-methoxymethyl-5-methylisoxazolin-3-one (CAS 153201-10-6)
- 8-Bromo-2-methoxyquinoline (CAS 146564-18-3)
- 6-Bromo-2-methylquinazolin-4-amine (CAS 1536086-83-5)
- 2,3,8-Trichloropyrido[2,3-b]pyrazine (CAS 2411636-71-8)
- 1,3-Dinitrosoadamantane (CAS 66386-34-3)
- 3-(Trifluoromethoxy)phenylhydrazine Hydrochloride (CAS 133115-55-6)
- 1,3-Difluoro-2-(3-fluorophenoxy)-5-(trifluoromethyl)benzene (CAS 2244087-52-1)
- (3-Chloro-4-fluorobenzyl)(4-chlorophenyl)sulfane (CAS 1443347-38-3)
- 2-(Cyclopentylamino)-N-(2,4-difluorophenyl)acetamide (CAS 1179180-84-7)
- (1S,2S,3R,4S)-Diethyl 4-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)cyclohexane-1,2-dicarboxylate (CAS 860642-65-5)
- Ethyl 2-bromo-3-cyano-5-iodobenzoate (CAS 1805183-67-8)
- 2-Methyl-4-piperazin-1-yl-6-propylpyrimidine (CAS 893754-98-8)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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