8-Bromo-3,6-dichloroimidazo[1,2-a]pyrazine CAS 76537-33-2
| CAS No. | 76537-33-2 |
| Molecular Formula | C6H2BrCl2N3 |
| Molecular Weight | 266.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 8-Bromo-3,6-dichloroimidazo[1,2-a]pyrazine (CAS 76537-33-2), a certified reference material (molecular formula C6H2BrCl2N3, MW 266.91 g/mol) for analytical method development and quality control.
Structurally, 8-Bromo-3,6-dichloroimidazo[1,2-a]pyrazine (C6H2BrCl2N3) contains a nitrile group, chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 266.91 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 8-Bromo-3,6-dichloroimidazo[1,2-a]pyrazine 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 | C6H2BrCl2N3 |
| Molecular Weight | 266.91 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.) | 1978 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 3-Bromo-5,7-dichloro-pyrazolo[1,5-α]pyrimidine (CAS 114040-06-1)
- 7-Bromo-2,4-dichloro-5h-pyrrolo[3,2-d]pyrimidine (CAS 1311275-27-0)
- 6-bromo-3,5-dichloro-1,2-benzoxazole (CAS 1352894-15-5)
- 3-Bromo-6,8-dichloroimidazo[1,2-a]pyrazine (CAS 1379351-34-4)
- 3-Bromo-4,6-dichloro-1H-pyrazolo[4,3-c]pyridine (CAS 1797506-88-7)
- 2-Bromo-5,7-dichloropyrazolo[1,5-a]pyrimidine (CAS 2668960-31-2)
- 3-Bromo-5,6-dichloropyrazolo[1,5-a]pyrimidine (CAS 2640353-29-1)
- 3-Bromo-6,7-dichloroimidazo[1,2-b]pyridazine (CAS 2664901-46-4)
Recommended Standards
- 8-Bromo-3,5-dichloroimidazo[1,2-c]pyrimidine (CAS 2414520-09-3)
- (3',4'-Dichloro-[1,1'-biphenyl]-4-yl)boronic acid (CAS 1025736-43-9)
- 2-Amino-4,5-dibromophenol (CAS 1037298-16-0)
- 2-Amino-4,6-dibromophenol (CAS 10539-14-7)
- (Z)-4-(1,3-Dioxolan-2-yl)-N'-hydroxybenzimidamide (CAS 1236148-81-4)
- 2-Methyl-4-(4-nitrophenyl)-1,3-oxazole (CAS 79965-75-6)
- 2-(2-Amino-3-chlorophenyl)acetonitrile (CAS 95339-68-7)
- 6-Hydroxy-5-methyl-2-(pyridin-2-yl)-3,4-dihydropyrimidin-4-one (CAS 10198-75-1)
- 7-Chloro-4-methyl-1H-indole (CAS 941294-27-5)
- Ceftriaxone Impurity 43 (CAS CATO-C4X-116343)
- Ethyl 3-(5-chloro-2-(hydroxymethyl)phenyl)propanoate (CAS 1805844-05-6)
- N-methylcinnolin-4-amine (CAS 16401-71-1)
- 5-{[(3,4-dichlorophenyl)methyl]sulfanyl}-8,9-dimethoxy-2H,3H-imidazo[1,2-c]quinazolin-2-one (CAS 672949-19-8)
- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com