2-chloro-5-(chloromethyl)pyrazine CAS 105985-21-5
| CAS No. | 105985-21-5 |
| Molecular Formula | C5H10Cl2N2 |
| Molecular Weight | 169.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-5-(chloromethyl)pyrazine (CAS 105985-21-5), molecular formula C5H10Cl2N2 and molecular weight 169.05 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H10Cl2N2, 2-chloro-5-(chloromethyl)pyrazine contains chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 169.05 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-chloro-5-(chloromethyl)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 | C5H10Cl2N2 |
| Molecular Weight | 169.05 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 chloro Standards
- 2-chloro-5-(chloromethyl)pyrimidine (CAS 148406-13-7)
- 2-chloro-3-(chloromethyl)pyrazine (CAS 45660-95-5)
- 2-Chloro-3,3-dimethylbutanoyl chloride (CAS 52920-18-0)
- 2-Chloro-4-methylpentanoyl chloride (CAS 62721-37-3)
- 4-Chloro-2,2-dimethylbutanoyl Chloride (CAS 53840-39-4)
- 4-Chloro-5-(chloromethyl)-1,2,3-thiadiazole (CAS 1354949-49-7)
- 2-Chloro-5-(chloromethyl)-1,3,4-thiadiazole (CAS 65647-54-3)
- 5-Chloro-3-(chloromethyl)-1,2,4-thiadiazole (CAS 74461-64-6)
Recommended Standards
- 2-bromanyl-1,3,4-thiadiazole 2-bromo-1,3,4-thiadiazole 61929-24-6 A833490 (CAS 61929-24-6)
- 2,5-dichloro-3-methyl-pyrazine (CAS 107378-41-6)
- 38701-73-4 1,1,1,3,3,3-Hexafluoropropan-2-(~2~H)ol DTXSID20583668 (CAS 38701-73-4)
- 3,5-dichloro-4-methyl-pyridazine (CAS 1351249-67-6)
- N-(4-(4-Isopropoxybenzyl)phenyl)-4,5-dihydro-1H-imidazol-2-amine (CAS 221529-58-4)
- 1,1,1-Trichloro-2-(2-chlorophenyl)-2-hydroxyethane (CAS 10291-39-1)
- (E)-1-(2-(Trifluoromethyl)phenyl)but-2-en-1-one (CAS 1360924-07-7)
- Methyl thietan-3-yl-L-alaninate (CAS 1846715-95-4)
- Salmeterol Impurity 10 (CAS CATO-C4X-105010)
- (S)-tert-Butyl 3-(2-aminophenoxy)pyrrolidine-1-carboxylate (CAS 1286208-28-3)
- 3-Cyclopropyl-1H-indazole (CAS 1146395-69-8)
- 3,8-Dimethyl-1,10-phenanthroline (CAS 3002-80-0)
- 3-cycloheptylprop-2-enoic acid (CAS 4401-28-9)
- Semaglutide impurity 273 (CAS CATO-C4X-2226273)
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