Octadeca-5,7-diynoic acid CAS 136667-54-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 136667-54-4 |
| Molecular Formula | C18H28O2 |
| Molecular Weight | 276.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Octadeca-5,7-diynoic acid (CAS 136667-54-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H28O2. Molecular weight: 276.41 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H28O2 |
| Molecular Weight | 276.41 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
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Recommended Standards
- (3R,3aS,6R,7R,8aS)-3,6,8,8-tetramethyloctahydro-1H-3a,7-methanoazulen-6-yl acrylate (CAS 132603-00-0)
- 5-Dihydro-19-nortestosterone (CAS 1434-85-1)
- 3-(2-Trimethylsilanyl-ethoxymethyl)-6-vinyl-3H-[1,2,3]triazolo[4,5-b]pyridine (CAS 1313712-65-0)
- 4-Chloro-5-fluoro-2-(pyridin-2-yl)pyrimidine (CAS 1240595-42-9)
- 2-(3-fluorophenyl)imidazo[1,2-a]pyridine (CAS 475992-47-3)
- 2-[(4-methylpentyl)oxy]acetic acid (CAS 1038734-77-8)
- (5-(tert-Butylcarbamoyl)-2-fluorophenyl)boronic acid (CAS 874289-51-7)
- 2-(2-Ethoxyethyl)pyridine (CAS 28672-54-0)
- Ethyl 4-bromooxazole-5-carboxylate (CAS 1258283-17-8)
- Gastric Inhibitory Polypeptide (1-30) amide (porcine) (CAS 134846-93-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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