2-Chloro-3-ethynylpyrazine CAS 1374115-59-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1374115-59-9 |
| Molecular Formula | C6H3ClN2 |
| Molecular Weight | 138.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Chloro-3-ethynylpyrazine (CAS 1374115-59-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H3ClN2. Molecular weight: 138.55 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H3ClN2 |
| Molecular Weight | 138.55 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 2-Chloro-5-ethynylpyrazine (CAS 1196153-73-7)
- 2-Chloro-5-ethynylpyrimidine (CAS 1196156-89-4)
- 5-Chloro-2-ethynylpyrimidine (CAS 1196156-95-2)
- 4-Chloro-2-ethynylpyrimidine (CAS 1196156-98-5)
- 2-Chloro-6-ethynylpyrazine (CAS 1196157-03-5)
- 4-Chloro-6-ethynylpyrimidine (CAS 1211535-06-6)
- Methyl 2-chloro-2-methoxy-acetate (CAS 13157-96-5)
- 3-Chloro-6-ethynylpyridazine (CAS 160510-68-9)
Recommended Standards
- Chloromethyl 2-methoxyacetate (CAS 156384-38-2)
- 2-Amino-3-chloro-N-hydroxy-propanamide (CAS 120854-55-9)
- H-b-Chloro-Ala-NHOH (F-3380.0250) (CAS 163682-35-7)
- 6-Chloro-n4-phenylpyrimidine-4,5-diamine (CAS 41259-65-8)
- 1-Bromo-2-trifluoromethylsulfanyl-ethane (CAS 110480-78-9)
- diethyl prop-1-yn-1-ylphosphonate (CAS 1067-88-5)
- N-((1-Benzylpiperidin-4-yl)methyl)ethanamine (CAS 92566-75-1)
- 898765-47-4 (3-Fluorophenyl){3-[(morpholin-4-yl)methyl]phenyl}methanone DTXSID70643084 (CAS 898765-47-4)
- Dimemorfan Phosphate Impurity 5 (CAS CATO-C4X-33585)
- Semaglutide impurity 87 (CAS CATO-C4X-222687)
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 13829788188 / jacky.chen@cato-chem.com