ethyl 6-bromo-3-hydroxy-5-methyl-pyrazine-2-carboxylate CAS 1269026-22-3
| CAS No. | 1269026-22-3 |
| Molecular Formula | C8H15BrN2O3 |
| Molecular Weight | 267.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
ethyl 6-bromo-3-hydroxy-5-methyl-pyrazine-2-carboxylate (CAS 1269026-22-3), molecular formula C8H15BrN2O3 and molecular weight 267.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, ethyl 6-bromo-3-hydroxy-5-methyl-pyrazine-2-carboxylate (C8H15BrN2O3) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 267.12 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 ethyl 6-bromo-3-hydroxy-5-methyl-pyrazine-2-carboxylate 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 | C8H15BrN2O3 |
| Molecular Weight | 267.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related ethyl Standards
- 1-Bromo-5-fluoro-4-methyl-2-(methylsulfonyl)benzene (CAS 1000339-74-1)
- 5-Bromo-2,3,4,4a,9,9a-hexahydro-1H-pyrido[3,4-b]indol-1-one (CAS 1075253-13-2)
- 5-Bromo-2-(morpholino)benzonitrile (CAS 1105665-08-4)
- 2-Bromo-6-(methoxymethoxy)naphthalene (CAS 111359-62-7)
- 2-Bromo-4-morpholinobenzonitrile (CAS 1129540-63-1)
- 2-Bromo-5-morpholinobenzonitrile (CAS 1129540-64-2)
- 2-Bromo-6-morpholinobenzonitrile (CAS 1129540-65-3)
- 3-Bromo-5-morpholinobenzonitrile (CAS 1129540-92-6)
Recommended Standards
- 2-(Acetoxymethyl)-4-bromobutyl Acetate (CAS 126589-82-0)
- (1-(4-Bromobenzyl)-1h-pyrazol-4-yl)methanol (CAS 1269152-28-4)
- 1-(4-Bromophenyl)-2-(1H-pyrazol-1-yl)ethanol (CAS 1263208-78-1)
- 6-Bromospiro[1,2,3,4-tetrahydroquinazoline-2,1’-cyclobutane]-4-one (CAS 1272756-13-4)
- N-(3-Nitro-4-(pyrrolidin-1-yl)phenyl)acetamide (CAS 5367-38-4)
- 6-Bromo-N2-(cyclopropylmethyl)pyrazine-2,3-diamine (CAS 767343-19-1)
- 7-Bromo-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carbonitrile (CAS 1335049-67-6)
- Z-Asp(OBzl)-OSu (CAS 61464-33-3)
- 1-(2-(2-Methoxyethoxy)phenyl)ethan-1-amine (CAS 1016735-05-9)
- N-(1H-Indol-5-yl)formamide (CAS 847255-02-1)
- Ethyl 7-oxo-1-(pyridin-2-yl)-4,5,6,7-tetrahydro-1H-indazole-3-carboxylate (CAS 802541-22-6)
- 2-((3-Chlorobenzyl)oxy)-5-methoxybenzaldehyde (CAS 888710-32-5)
- 3-Chloro-4-phenylpyrrolidine-2,5-dione (CAS 24291-63-2)
- Semaglutide impurity 73 (CAS CATO-C4X-222673)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com