4-Ethenyl-3-methylpyridine CAS 45658-28-4
| CAS No. | 45658-28-4 |
| Molecular Formula | C8H9N |
| Molecular Weight | 119.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-Ethenyl-3-methylpyridine (CAS 45658-28-4), molecular formula C8H9N and molecular weight 119.16 g/mol, is a CATO reference standard with documented purity and traceability.
4-Ethenyl-3-methylpyridine (C8H9N) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 4-Ethenyl-3-methylpyridine 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 | C8H9N |
| Molecular Weight | 119.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1970 |
| Nitrogen Atoms | 1 |
Related Ethenyl Standards
- 3-Ethenyl-4-methylpyridine (CAS 45658-39-7)
- 3-Ethenyl-5-methyl-pyridine (CAS 51961-51-4)
- 2-Ethenyl-6-methylpyrazine (CAS 13925-09-2)
- 1-Ethenyl-1H-pyrazole-5-carbaldehyde (CAS 1780295-51-3)
- 1-Ethenyl-1H-imidazole-2-carboxaldehyde (CAS 69767-96-0)
- (1-Ethenyl-1h-imidazol-2-yl)methanol (CAS 45662-46-2)
- 4-Ethenyl-2-methyl-1,3-thiazole (CAS 932108-40-2)
- 3-ethenyl-2-methylpyridine (CAS 45659-55-0)
Recommended Standards
- 4-Cyclopropylpyridine (CAS 4904-21-6)
- 5-Methyl-2-vinylpyridine (CAS 3883-39-4)
- 4-amino-1-methoxybutan-2-ol (CAS 39754-69-3)
- 5-Norbornene-2-carbonitrile (mixture of isomers) (CAS 95-11-4)
- 1,3,7,8-Tetrachlorodibenzo-p-dioxin (CAS 50585-46-1)
- (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(perfluorophenyl)butanoic acid (CAS 1260590-64-4)
- (4-Ethoxyphenyl)(6-methylpyridin-2-yl)methanone (CAS 1187169-97-6)
- N-(3-chlorophenyl)-4-methyl-N-(3-nitrobenzyl)benzenesulfonamide (CAS 332163-39-0)
- 2,4-Dichloro-6-methylbenzenesulfonamide (CAS 568577-80-0)
- 6-Bromo-5-isopropoxy-2H-indazole (CAS 1374651-77-0)
- 3-((4-Methylcyclohexyl)amino)propan-1-ol (CAS 1042611-38-0)
- 2'-Fluoro-4'-methoxy-[1,1'-biphenyl]-4-amine (CAS 1182804-44-9)
- tert-Butyl (3-methyl-1-oxopent-4-en-2-yl)carbamate (CAS 1335041-89-8)
- (Tyr?)-C-Peptide (human) (CAS 57327-90-9)
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