2-Chloro-3-methoxypyrazine CAS 40155-28-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40155-28-0 |
| Molecular Formula | C5H5ClN2O |
| Molecular Weight | 144.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Chloro-3-methoxypyrazine (CAS 40155-28-0) pharmaceutical standards reference standard. Molecular formula: C5H5ClN2O. Molecular weight: 144.56 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H5ClN2O |
| Molecular Weight | 144.56 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 6-Chloro-5-methylpyrimidin-2(1H)-one (CAS 101080-24-4)
- 4-Chloro-2-methylpyrimidin-5-ol (CAS 103660-23-7)
- 5-Chloro-4-methyl-2,3-dihydropyridazin-3-one (CAS 104566-45-2)
- 2-Chloro-5-(hydroxymethyl)pyrimidine (CAS 1046816-75-4)
- 4-Chloro-5-methyl-1H-pyrazole-3-carbaldehyde (CAS 1050642-24-4)
- 5-Chloro-3-methylpyrazin-2(1H)-one (CAS 105985-18-0)
- 5-Chloro-4-methylpyrimidine 1-oxide (CAS 114969-55-0)
- 5-Chloro-4-methoxypyrimidine (CAS 114969-94-7)
Recommended Standards
- 2-Chloro-1-methylimidazole-5-carbaldehyde (CAS 869002-62-0)
- 2-Chloro-3-methylpyrazine hcl (CAS 61689-42-7)
- 2-chloro-1-(furan-3-yl)ethan-1-one (CAS 57241-17-5)
- 5-(3-Fluorophenyl)-3-(3-nitrophenyl)-1H-1,2,4-triazole (CAS 1210768-13-0)
- trans-4-Cyanopiperidin-3-ol (CAS 1013333-22-6)
- 3-(3-Chloro-4-fluorophenoxy)-5-nitroaniline (CAS 861440-00-8)
- Broussonol E (CAS 363134-28-5)
- 1-Methyl-4-(1-phenylethyl)benzene (CAS 3717-68-8)
- 1H-Pyrrole-3-carboxylic acid, 5-formyl-1-methyl-, methyl estermethyl 5-formyl-1-methyl-1H-pyrrole-3-carboxylate (CAS 119580-82-4)
- Peptide Impurity 28 (CAS 1350456-64-2)
Why CATO?
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