2-(chloromethyl)-3,5-dimethylpyrazine CAS 921040-02-0
| CAS No. | 921040-02-0 |
| Molecular Formula | C7H15ClN2 |
| Molecular Weight | 162.66 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-(chloromethyl)-3,5-dimethylpyrazine (CAS 921040-02-0) is a high-purity analytical reference standard with the molecular formula C7H15ClN2 and a molecular weight of 162.66 g/mol.
Based on its molecular formula C7H15ClN2, 2-(chloromethyl)-3,5-dimethylpyrazine contains chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 162.66 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.
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.
Physical & Chemical Properties
| Molecular Formula | C7H15ClN2 |
| Molecular Weight | 162.66 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related chloromethyl Standards
- 3-(Chloromethyl)-3-propyltetrahydrofuran (CAS 1485910-54-0)
- 1-(Chloromethyl)-1-(2-methoxyethyl)cyclobutane (CAS 1486151-56-7)
- 1-(Chloromethyl)-1-(2-ethoxyethyl)cyclopropane (CAS 1495819-87-8)
- 3-(Chloromethyl)-2,4,5-trimethyltetrahydrofuran (CAS 1561392-33-3)
- 4-(Chloromethyl)benzyl alcohol (CAS 16473-35-1)
- 5-(chloromethyl)-4,6-dimethylpyrimidine (CAS 1823959-87-0)
- 3-(chloromethyl)-2,5-dimethylpyrazine (CAS 921040-00-8)
- 4-(Chloromethyl)-2,2-dimethyltetrahydro-2H-pyran (CAS 50675-24-6)
Recommended Standards
- 2-(4-Chlorobutyl)tetrahydrofuran (CAS 98551-39-4)
- 2,2-Diethylbutanoyl chloride (CAS 35354-15-5)
- 2-(3-Chloro-2-methylpropyl)tetrahydrofuran (CAS 854702-24-2)
- 2-chloro-3-(propan-2-yl)pyrazine (CAS 57674-20-1)
- 2-(4-(Tert-butyl)pyridin-2-yl)propan-2-amine hydrochloride (CAS 1824468-79-2)
- 1,2,3,4-tetrahydro-1,7-naphthyridin-8-amine (CAS 958254-67-6)
- Cyclobutyl 2-(2-methoxyphenyl)ethyl ketone (CAS 898774-28-2)
- Acriflavine (hydrochloride) (CAS 69235-50-3)
- (2S,4S)-1-Acetyl-4-aminopyrrolidine-2-carboxamide (CAS 702679-96-7)
- 5-(3,4-Dimethoxyphenyl)-7-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine (CAS 893615-43-5)
- 1-(2-Bromo-5-chlorophenyl)propan-1-amine (CAS 1270574-32-7)
- (1-(tert-butoxycarbonyl)-5-isopropoxy-1H-indol-2-yl)boronic acid (CAS 1021342-98-2)
- Methyl 1-(2-cyanoethyl)-6-(4-methoxyphenyl)-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1018051-61-0)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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