5,8-Dibromo-2,3-bis(4-(octyloxy)phenyl)pyrido[3,4-b]pyrazine CAS 1428539-93-8
| CAS No. | 1428539-93-8 |
| Molecular Formula | C35H43Br2N3O2 |
| Molecular Weight | 697.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 697.54 g/mol gives 5,8-Dibromo-2,3-bis(4-(octyloxy)phenyl)pyrido[3,4-b]pyrazine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5,8-Dibromo-2,3-bis(4-(octyloxy)phenyl)pyrido[3,4-b]pyrazine (CAS 1428539-93-8), molecular formula C35H43Br2N3O2 and molecular weight 697.54 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C35H43Br2N3O2, 5,8-Dibromo-2,3-bis(4-(octyloxy)phenyl)pyrido[3,4-b]pyrazine 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 697.54 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C35H43Br2N3O2 |
| Molecular Weight | 697.54 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Dibromo Standards
- 5,8-Dibromo-2,3-bis(3-(octyloxy)phenyl)pyrido[3,4-b]pyrazine (CAS 1239340-14-7)
- (11bR)-2,6-Dibromo-N,N-bis((S)-1-phenylethyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 1642864-91-2)
- (11bR)-2,6-Dibromo-N,N-bis((R)-1-phenylethyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 1642864-94-5)
- (11bS)-2,6-Dibromo-N,N-bis((S)-1-phenylethyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 1643439-21-7)
- 6,8-DIbromo-3-formylchromone (CAS 42059-76-7)
- 4,4''-Dibromo-4',5'-bis(4-bromophenyl)-1,1':2',1''-terphenyl (CAS 1347702-48-0)
- 5,8-Dibromo-2,3-bis(3-((2-ethylhexyl)oxy)phenyl)quinoxaline (CAS 498572-73-9)
- 5,8-Dibromo-2,3-bis(4-(octyloxy)phenyl)quinoxaline (CAS 773094-62-5)
Recommended Standards
- Platinum, (1,2-cyclohexanediamine-N,N')bis(D-gluconato-O1-, [SP-4-2-(1S-trans)] (CAS 82310-64-3)
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- Fosaprepitant Impurity 42 (CAS CATO-C4X-116842)
- Tallimustine (CAS 115308-98-0)
- 2-(7-Methoxy-2,3-dihydro-1H-inden-4-yl)acetic acid (CAS 1423699-91-5)
- N-(4-Acetylphenyl)-4-ethyl-5-methylthiophene-3-carboxamide (CAS 895933-27-4)
- 2-Hydroxy-5-(naphthalen-1-yl)benzoic acid (CAS 1580484-27-0)
- 3-Bromo-2-fluoro-4-(hydroxymethyl)phenol (CAS 1807033-50-6)
- (R)-2,2-dimethyl-1-(pyridin-3-yl)propan-1-amine (CAS 207850-85-9)
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- 2-Methyl-2H-benzo[d][1,2,3]triazole-4-sulfonyl chloride (CAS 1033464-75-3)
- (2,3-Dihydrofuro[2,3-c]pyridin-3-yl)methanol (CAS 174469-05-7)
- 1,2,4,5-Tetrabromo-3,6-dinitrobenzene (CAS 22230-49-5)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
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