(E)-4-((3,5-dibromopyridin-2-yl)diazenyl)benzene-1,3-diamine CAS 50768-79-1
| CAS No. | 50768-79-1 |
| Molecular Formula | C11H9Br2N5 |
| Molecular Weight | 371.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H9Br2N5, (E)-4-((3,5-dibromopyridin-2-yl)diazenyl)benzene-1,3-diamine 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 371.03 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.
CATO supplies (E)-4-((3,5-dibromopyridin-2-yl)diazenyl)benzene-1,3-diamine (CAS 50768-79-1), a certified reference material (molecular formula C11H9Br2N5, MW 371.03 g/mol) for analytical method development and quality control.
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 (E)-4-((3,5-dibromopyridin-2-yl)diazenyl)benzene-1,3-diamine 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 | C11H9Br2N5 |
| Molecular Weight | 371.03 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 5 |
Related E Standards
- 1-(3,6-Dibromopyridin-2-yl)-2-(3,5-difluorophenyl)ethan-1-amine (CAS 2375019-73-9)
- (2,5-Dibromopyridin-3-yl)(morpholino)methanone (CAS 1394291-58-7)
- N-(3,5-Dibromopyridin-2-yl)benzenesulfonamide (CAS 1111637-62-7)
- (2,5-Dibromopyridin-3-yl)(piperidin-1-yl)methanone (CAS 1394291-32-7)
- N-(2,5-dibromopyridin-3-yl)pivalamide (CAS 1138444-05-9)
- (2,5-Dibromopyridin-3-yl)(pyrrolidin-1-yl)methanone (CAS 1394291-35-0)
- N-(2,5-Dibromopyridin-3-yl)methanesulfonamide (CAS 2762349-36-8)
- Ethyl 2-(4,6-dibromopyridin-2-yl)acetate (CAS 1805123-44-7)
Recommended Standards
- Phenylmethyl 3,5-dibromopyridine-4-carboxylate (CAS 2121512-31-8)
- 8-Chloro-2-(3,4-dichlorophenyl)quinoline-4-carbonyl chloride (CAS 1160256-59-6)
- Metabromsalon (CAS 2577-72-2)
- 8-Chloro-2-(2,5-dichlorophenyl)quinoline-4-carbonyl chloride (CAS 1160256-64-3)
- 8-Bromo-3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carbaldehyde (CAS 1340157-48-3)
- 3-(Dimethylamino)-1-(1-ethyl-5-methyl-1h-pyrazol-4-yl)prop-2-en-1-one (CAS 1002034-23-2)
- 5,6-Dibromobenzo[c][1,2,5]oxadiazole (CAS 769-76-6)
- Ethyl 5-(2-(dimethylamino)ethoxy)-1H-indole-2-carboxylate (CAS 204915-67-3)
- (S)-dodecyl 2-(dimethylamino)propanoate (CAS 149196-89-4)
- 2-nitro-2-(trifluoromethyl)propane-1,3-diol (CAS 3857-06-5)
- 4-Methyl-5-(5-methylfuran-2-yl)thiophene-2-carboxylic acid (CAS 832740-66-6)
- 7-Methoxy-2,3,4,5-tetrahydro-1H-benzo[c]azepine (CAS 159020-94-7)
- Fulvestrant Impurity 59 (CAS CATO-C4X-191759)
- Semaglutide Impurity 21(HO-Ste-L-γGlu-AEEA-AEEA-OH) (CAS 1335440-44-2)
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