1,2-Bis(4-(pyridin-4-yl)phenyl)ethyne CAS 1189377-77-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1189377-77-2 |
| Molecular Formula | C24H16N2 |
| Molecular Weight | 332.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,2-Bis(4-(pyridin-4-yl)phenyl)ethyne (CAS 1189377-77-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C24H16N2. Molecular weight: 332.40 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C24H16N2 |
| Molecular Weight | 332.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Related Bis Standards
- 9,10-Di(pyridin-4-yl)anthracene (CAS 194861-72-8)
- N-(4-(pyridin-4-ylmethyl)phenyl)-2-(o-tolyloxy)acetamide (CAS 313483-44-2)
- 2-(Pyridin-4-yl)-N-(thiazol-2-yl)quinoline-4-carboxamide (CAS 716363-23-4)
- N-(Pyridin-2-ylmethyl)-5-(p-tolyl)thieno[2,3-d]pyrimidin-4-amine (CAS 726160-12-9)
- 1-(Pyridin-2-yl)heptadecan-1-one (CAS 885955-07-7)
- 3-(Pyridin-3-yl)-1-(3-(trifluoromethyl)phenyl)-1H-pyrazole-4-carboxylic acid (CAS 400076-50-8)
- 3-(Pyridin-4-yl)-1-(3-(trifluoromethyl)phenyl)-1H-pyrazole-4-carboxylic acid (CAS 400076-49-5)
- 2-(Pyridin-4-yl)-N-(1,3,4-thiadiazol-2-yl)quinoline-4-carboxamide (CAS 750610-26-5)
Recommended Standards
- Tert-butyl ((1H-benzo[d][1,2,3]triazol-1-yl)methyl)((tetrahydrofuran-2-yl)methyl)carbamate (CAS 1131148-27-0)
- (5-(Thiophen-2-yl)isoxazol-3-yl)methyl 2-(methylthio)nicotinate (CAS 1203205-93-9)
- 4-(trans-4-Ethylcyclohexyl)-4'(trifluoromethyl)-1,1'-biphenyl (CAS 1072141-52-6)
- N1-Ethyl-N1-(1-methylpyrrolidin-3-yl)ethane-1,2-diamine (CAS 1353959-15-5)
- Ethyl 4-methoxybenzo[d]isoxazole-3-carboxylate (CAS 1352395-58-4)
- Goserelin Acetate (CAS 145781-92-6)
- 3-Methyl-3-(3-(trifluoromethyl)phenyl)butanenitrile hydrochloride (CAS 959139-62-9)
- Iron-54 (CAS 13982-24-6)
- 2-(2-(4-methylpiperazin-1-yl)quinazolin-4-yl)acetamide (CAS 425638-73-9)
- Semaglutide Impurity 11 (CAS CATO-C4X-222611)
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