2,5-Bis(pentyloxy)terephthalaldehyde CAS 278186-49-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 278186-49-5 |
| Molecular Formula | C18H26O4 |
| Molecular Weight | 306.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,5-Bis(pentyloxy)terephthalaldehyde (CAS 278186-49-5) pharmaceutical standards reference standard. Molecular formula: C18H26O4. Molecular weight: 306.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H26O4 |
| Molecular Weight | 306.40 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Bis Standards
- 3-(4-(Pentyloxy)benzylidene)isobenzofuran-1(3H)-one (CAS 89673-52-9)
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- 5-(2-(Pentyloxy)benzylidene)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 617694-58-3)
- trans-4-(Pentyloxy)phenyl 4-ethylcyclohexanecarboxylate (CAS 67589-53-1)
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Recommended Standards
- 2-(Methylthio)-5,6,7,8-tetrahydroquinazolin-4-yl thiophene-2-carboxylate (CAS 303987-62-4)
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- 2-(3-(Dimethylamino)propyl)-1-phenylisoquinolin-3(2H)-one (CAS 89707-57-3)
- 413589-34-1 3-Chloro-4-fluorophenylmagnesium bromide, 0.50 M in 2-MeTHF MFCD02260212 (CAS 413589-34-1)
- 1H-Pyrimido[4,5-b]indole-2,4(3H,9H)-dione (CAS 115127-16-7)
- Montelukast Impurity 8 (CAS CATO-C4X-10318)
- 1-(Pyridin-3-ylmethyl)-1H-imidazole-2-carboxylic acid (CAS 1439902-61-0)
- (1S,5R)-tert-Butyl 3,6-diazabicyclo[3.2.1]octane-6-carboxylate (CAS 1058737-48-6)
- 1-Hexyl-3-methylimidazolium Bromide (CAS 85100-78-3)
- Glucagon (1-29) (CAS 16941-32-5)
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