2-(2-Methoxyphenyl)-1H-imidazo[4,5-b]pyrazine CAS 88710-44-5
| CAS No. | 88710-44-5 |
| Molecular Formula | C12H10N4O |
| Molecular Weight | 226.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-(2-Methoxyphenyl)-1H-imidazo[4,5-b]pyrazine (CAS 88710-44-5), molecular formula C12H10N4O and molecular weight 226.23 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 2-(2-Methoxyphenyl)-1H-imidazo[4,5-b]pyrazine is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 226.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H10N4O |
| Molecular Weight | 226.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 4 |
Related Methoxyphenyl Standards
- 6-(3-Methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 142499-40-9)
- 6-(4-Methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 147269-06-5)
- 1-(4-Methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 929000-87-3)
- 2-(2-Methoxyphenyl)oxazolo[4,5-b]pyridine (CAS 52333-62-7)
- 2-(3-Methoxyphenyl)oxazolo[4,5-b]pyridine (CAS 52333-61-6)
- 2-(4-Methoxyphenyl)-1H-imidazo[4,5-b]pyrazine (CAS 88710-45-6)
- 2-(4-Methoxyphenyl)oxazolo[4,5-b]pyridine (CAS 52333-46-7)
- 3-(2-Methoxyphenyl)-3H-[1,2,3]triazolo[4,5-b]pyridine (CAS 62052-16-8)
Recommended Standards
- 2-(2-Hydroxyphenyl)-1H-indazol-3(2H)-one (CAS 63586-51-6)
- 2-(2-Hydroxy-3-methoxy-propoxy)-benzoic acid (CAS 802829-79-4)
- 2-(3,5-Dimethyl-4-nitro-1h-pyrazol-1-yl)-N-ethylacetamide (CAS 956040-37-2)
- 2-(2,6-Dimethoxy-4-methylphenoxy)acetic acid (CAS 857555-80-7)
- CAS 2389048-49-9 (CAS 2389048-49-9)
- Fmoc-p-nitro-Phe-OH (CAS 95753-55-2)
- 4-Chloro-2-(methoxymethyl)aniline (CAS 1499306-72-7)
- 5-(4-fluorophenyl)-2H-1,2,3,4-tetrazole 5-(4-fluorophenyl)-2H-tetrazole 50907-21-6 A828350 (CAS 50907-21-6)
- 1-(2-Bromo-1-(cyclopropylmethoxy)ethyl)-4-methylbenzene (CAS 1249731-06-3)
- cis-Dichlorobis(pyridine)platinum(II) (CAS 15227-42-6)
- 2-Azaspiro[3.5]nonane-1,7-dione (CAS 2183528-23-4)
- rel-Ethyl (2R,3S)-3-methyloxirane-2-carboxylate (CAS 36099-48-6)
- 1-(2-Methoxyethyl)-1h-pyrrole (CAS 50966-73-9)
- Semaglutide Impurity 246 (CAS CATO-C4X-2226246)
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