2,4-Bis(4-ethynylphenyl)pyridine CAS 1285694-84-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1285694-84-9 |
| Molecular Formula | C21H13N |
| Molecular Weight | 279.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,4-Bis(4-ethynylphenyl)pyridine (CAS 1285694-84-9) pharmaceutical standards reference standard. Molecular formula: C21H13N. Molecular weight: 279.33 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H13N |
| Molecular Weight | 279.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Bis Standards
- ((4-Ethynylphenyl)ethynyl)triisopropylsilane (CAS 175345-90-1)
- N-(4-ethynylphenyl)-2-fluorobenzenesulfonamide (CAS 383147-79-3)
- N-(4-ethynylphenyl)-4-fluorobenzenesulfonamide (CAS 691873-32-2)
- n-(3-Ethynylphenyl)-4-methylbenzenesulfonamide (CAS 860788-60-9)
- N-(3-Ethynylphenyl)-3-(trifluoromethyl)benzamide (CAS 1016435-75-8)
- N-(4-Ethynylphenyl)-3-(trifluoromethyl)benzamide (CAS 860788-59-6)
- 4-N-(3-Ethynylphenyl)-7-methoxyquinazoline-4,6-diamine (CAS 1012057-52-1)
- 2-(4-Ethynylphenyl)-2,3-dihydro-1h-naphtho[1,8-de][1,3,2]diazaborinine (CAS 2301919-15-1)
Recommended Standards
- Methylamino-PEG4-acid (CAS 1283658-71-8)
- Tert-butyl (R)-3-((5-aminopyridin-2-yl)oxy)pyrrolidine-1-carboxylate (CAS 1286207-78-0)
- (R)-3-tert-Butoxycarbonylamino-2-p-tolyl-propionic acid (CAS 1280787-13-4)
- 2-(3,4-Dimethoxy-d6-phenyl)ethyl-1,1,2,2-d4-amine HCl (CAS 1398065-73-0)
- 2-(8-Ethynyl-3-(methoxymethoxy)naphthalen-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2834759-52-1)
- Methyl 2-(pyridin-2-ylthio)acetate (CAS 114086-04-3)
- Methyl 5-acetoxy-1-cyclopropylisoquinoline-7-carboxylate (CAS 921760-73-8)
- 3-Ethoxy-2-fluorobenzoic acid (CAS 1033201-71-6)
- tert-Butyl 1-amino-8-azaspiro[4.5]decane-8-carboxylate (CAS 1357352-82-9)
- Liraglutide Impurity 15 TFA Salt (CAS CATO-C4X-199215)
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