1-Ethenyl-4-[tris(4-ethenylphenyl)methyl]benzene CAS 188647-25-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 188647-25-8 |
| Molecular Formula | C33H28 |
| Molecular Weight | 424.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Ethenyl-4-[tris(4-ethenylphenyl)methyl]benzene (CAS 188647-25-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C33H28. Molecular weight: 424.58 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C33H28 |
| Molecular Weight | 424.58 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
Related Ethenyl Standards
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Recommended Standards
- (5Z,8Z,11Z,14Z)-N-(4-Nitrophenyl)icosa-5,8,11,14-tetraenamide (CAS 119520-58-0)
- 1,3-Bis(4-phenyl-5-methylthiazol-2-yl)benzene (CAS 1965304-82-8)
- (5Z,8Z,11Z,14Z)-N-(3-Nitrophenyl)icosa-5,8,11,14-tetraenamide (CAS 1175954-87-6)
- Dimethyl 5-(2-(4-phenylpiperazin-1-yl)acetamido)isophthalate (CAS 723738-45-2)
- 2-(3-Methoxypropoxy)benzaldehyde (CAS 853643-70-6)
- Ethyl 3,3-diaminoacrylate (CAS 68572-18-9)
- Ethyl 1-(methylamino)cyclopentane-1-carboxylate (CAS 90950-20-2)
- 2,2-Dichloro-N,N-dimethylacetamide (CAS 5468-76-8)
- tert-butyl (2S)-2-(p-tolylsulfonyloxymethyl)azetidine-1-carboxylate (CAS 209328-53-0)
- Semaglutide Impurity 10 (CAS CATO-C4X-222610)
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