5,7-Dibromo-1H-indazol-4-amine CAS 1427460-73-8
| CAS No. | 1427460-73-8 |
| Molecular Formula | C7H5Br2N3 |
| Molecular Weight | 290.94 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 5,7-Dibromo-1H-indazol-4-amine.
5,7-Dibromo-1H-indazol-4-amine (CAS 1427460-73-8) is a high-purity analytical reference standard with the molecular formula C7H5Br2N3 and a molecular weight of 290.94 g/mol.
Based on its molecular formula C7H5Br2N3, 5,7-Dibromo-1H-indazol-4-amine contains a nitrile group, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 290.94 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), 5,7-Dibromo-1H-indazol-4-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 | C7H5Br2N3 |
| Molecular Weight | 290.94 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Dibromo Standards
- 3,4-Dibromo-1H-indazol-6-amine (CAS 1000342-40-4)
- 6,8-Dibromo-2-methylimidazo[1,2-a]pyrazine (CAS 1208082-91-0)
- 5,6-Dibromo-1H-benzo[d]imidazol-2-amine (CAS 1805869-83-3)
- 5,7-Dibromo-1-methyl-1H-imidazo[4,5-b]pyridine (CAS 1823331-27-6)
- 2,6-Dibromo-5-methyl-[1,2,4]triazolo[1,5-a]pyridine (CAS 1823367-14-1)
- 3,6-Dibromo-2-methylimidazo[1,2-b]pyridazine (CAS 1935911-17-3)
- 2-(2,6-Dibromo-3-hydroxyphenyl)acetonitrile (CAS 2092351-86-3)
- 2,6-Dibromo-4-methoxybenzonitrile (CAS 74746-06-8)
Recommended Standards
- 5,8-dibromoimidazo[1,2-a]pyridin-3-amine (CAS 1427373-61-2)
- 4-Bromo-2-(bromomethyl)benzo[d]oxazole (CAS 1804144-78-2)
- 4,6-Dibromoindolin-2-one (CAS 1152236-35-5)
- 4-bromo-2-iodo-1-methyl-1H-imidazole (CAS 2306277-06-3)
- tert-Butyl(4-aminobicyclo[2.2.1]heptan-1-yl)carbamatehydrochloride (CAS 2227206-30-4)
- 2-Morpholino-1-(o-tolyl)ethan-1-amine (CAS 954264-76-7)
- 2,4,5-Triphenyl-1H-pyrrole-3-carbonitrile (CAS 63324-77-6)
- (2-Chloro-4-methylphenyl)methanamine hydrochloride (CAS 202522-25-6)
- H-Gly-Pro-Arg-Pro-NH? (CAS 126047-75-4)
- (1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-ylamino)-acetic acid (CAS 902034-31-5)
- (R)-5-amino-3-(4,4-diethoxy-2-(hydroxymethyl)butyl)-3H-imidazo[4,5-b]pyridin-7-ol (CAS 2444540-66-1)
- 6-Amino-N-cyclohexyl-3-methylbenzo[4,5]imidazo[2,1-b]thiazole-2-carboxamide (CAS 299901-57-8)
- tert-Butyl 9-iodo-1-oxa-4-azaspiro[5.5]undecane-4-carboxylate (CAS 2852761-23-8)
- [His]1+12-Semaglutide (CAS CATO-C4X-2226178)
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