Trimethyl((4-((4-(phenylethynyl)phenyl)-ethynyl)phenyl)ethynyl)silane CAS 518342-75-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 518342-75-1 |
| Molecular Formula | C27H22Si |
| Molecular Weight | 374.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Trimethyl((4-((4-(phenylethynyl)phenyl)-ethynyl)phenyl)ethynyl)silane (CAS 518342-75-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C27H22Si. Molecular weight: 374.55 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C27H22Si |
| Molecular Weight | 374.55 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
Related Trimethyl Standards
- 1,3-Bis(1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl)propane-1,3-dione (CAS 1212369-68-0)
- 6,14,14-Trimethyl-10-[4-(propan-2-yl)phenyl]-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one (CAS 928385-77-7)
- 1,6,6-Trimethyl-10,11-dioxo-6,7,8,9,10,11-hexahydrophenanthro[1,2-b]furan-2-sulfonic acid (CAS 105937-56-2)
- 3-(2,5,9-Trimethyl-7-oxo-3-phenyl-7H-furo[3,2-g]chromen-6-yl)propanoic acid (CAS 777857-47-3)
- Trimethyl 4,5-dioxo-4,5-dihydro-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylate (CAS 74447-88-4)
- 2,2'-(2,4,6-Trimethyl-1,3-phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane) (CAS 1810858-72-0)
- 3,3,5-Trimethyl-1-(2-oxo-2-((3-(trifluoromethyl)phenyl)amino)ethyl)cyclohexane-1-carboxylic acid (CAS 439096-52-3)
- 2,2'-[(1,1,3-Trimethyl-1,3-propanediyl)bis(oxy)]bis[4,4,6-trimethyl-1,3,2-dioxaborinane] (CAS 100-89-0)
Recommended Standards
- 3-(((tert-Butyldiphenylsilyl)oxy)methyl)-5-ethynyl-1-methyl-1H-pyrazole (CAS 2245716-56-5)
- 2-(Decyloxy)-N-(2-(pyrrolidin-1-yl)ethyl)benzamide (CAS 10261-50-4)
- Vortioxetine Impurity 169 (CAS CATO-C4X-1056169)
- (4R)-1-Acetyl-1-hydroxy-4-(1-methylethenyl)-2-cyclohexene-1-methanol (4R)-1-Hydroxy-4-(1-methylethenyl)-2-cyclohexene-1-methanol 1-Acetate (Mixture of Diastereomers) 936001-98-8 (CAS 936001-98-8)
- 1-[(3-Nitrophenyl)sulfonyl]piperidine-2-carboxylic acid (CAS 356522-47-9)
- Vonoprazan Impurity 239 HCI (CAS CATO-C4X-1020239)
- Fmoc-D-(4,( Mtr)-guanido)Phe-OH (CAS 2044710-85-0)
- 4-(4,5-Dichloro-1H-imidazol-1-yl)aniline (CAS 175201-62-4)
- (R)-7,7-Difluorooctahydropyrrolo[1,2-a]pyrazine dihydrochloride (CAS 1706435-22-4)
- Acetyl Dipeptide-1 (CAS 196604-48-5)
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